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#include<cstring> #include<cstdio> #include<iostream> #include<algorithm> #include<vector> #include<cmath> #include<map> #include<queue> #include<bitset> #include<cstdlib> #include<set> #include<unordered_map> #define l(x) (x<<1) #define r(x) ((x<<1)|1) #define low(x) (x&(-x)) #define IL inline #define reg register #define LL long long #define N 500010 #define MOD 998244353 #define MO 1000000007 #define INF 0x3f3f3f3f using namespace std; int T,n,m,i,j,k,y,z,pos,l,r; LL Ans,x; int a[N],b[N]; char c[N]; IL LL Min(LL a,LL b){return (a<b)?a:b;} IL LL Max(LL a,LL b){return (a>b)?a:b;} IL int read(){ int p=0,f=1; char c=getchar(); while (c<48||c>57) {if (c=='-') f=-1; c=getchar();} while (c>=48&&c<=57) p=(p<<1)+(p<<3)+c-48,c=getchar(); return p*f; } struct Segtree{ struct Tree{ int l,r; LL d,lz; }t[N*4]; IL void Maketree(int x,int low,int high){ int mid=(low+high)>>1; t[x].l=low; t[x].r=high; if (low==high){t[x].d=a[low]; return;} Maketree(l(x),low,mid); Maketree(r(x),mid+1,high); t[x].d=Min(t[l(x)].d,t[r(x)].d); } IL void Push(int x){ LL p=t[x].lz; t[l(x)].d+=p; t[r(x)].d+=p; t[l(x)].lz+=p; t[r(x)].lz+=p; t[x].lz=0; } IL void Add(int x,int low,int high,LL val){ reg int mid=(t[x].l+t[x].r)>>1; if (t[x].l==low && t[x].r==high){ t[x].d+=val; t[x].lz+=val; return; } if (t[x].lz) Push(x); if (high<=mid) Add(l(x),low,high,val); else if (low>mid) Add(r(x),low,high,val); else Add(l(x),low,mid,val),Add(r(x),mid+1,high,val); t[x].d=Min(t[l(x)].d,t[r(x)].d); } IL LL Query(int x,int low,int high){ reg int mid=(t[x].l+t[x].r)>>1; if (t[x].l==low && t[x].r==high) return t[x].d; if (t[x].lz) Push(x); if (high<=mid) return Query(l(x),low,high); else if (low>mid) return Query(r(x),low,high); else return Min(Query(l(x),low,mid),Query(r(x),mid+1,high)); } }T1,T2; struct Tree{ int l,r; LL d,lz; }t[N*4]; int main(){ #ifdef __Marvolo freopen("zht.in","r",stdin); freopen("zht.out","w",stdout); #endif n=read(); m=read(); T1.Maketree(1,1,m); for (i=1;i<=m;i++) a[i]=-i; T2.Maketree(1,1,m); for (i=1;i<=n;i++){ l=read(); r=read(); if (r<m){ Ans=T2.Query(1,1,r); x=T1.Query(1,r+1,r+1); if (Ans+r+1<x) T1.Add(1,r+1,r+1,Ans+r+1-x),T2.Add(1,r+1,r+1,Ans+r+1-x); } T1.Add(1,l,r,INF); T2.Add(1,l,r,INF); T1.Add(1,1,m,1); T2.Add(1,1,m,1); Ans=T1.Query(1,1,m); if (Ans>=INF) puts("-1"); else printf("%lld\n",Ans); } return 0; }
#include<bits/stdc++.h> using namespace std; int vis[1010][1010]; inline vector<pair<int,int> > getdistant(int n,int D1,bool hasret=true) { int cnt[2]={0,0}; vector<pair<int,int> > ret,trans; for(int i=0;i<n;i++) { int v=round(sqrt(D1-i*i)); if(v*v+i*i==D1)trans.push_back(make_pair(i,v)),trans.push_back(make_pair(i,-v)),trans.push_back(make_pair(-i,v)),trans.push_back(make_pair(-i,-v)); } memset(vis,255,sizeof(vis)); queue<pair<int,int> > q; for(int i=0;i<n;i++) { for(int j=0;j<n;j++) { if(vis[i][j]==-1) { // puts("----"); q.push(make_pair(i,j)); vis[i][j]=0; while(!q.empty()) { pair<int,int> fr=q.front();q.pop(); // printf("%d %d\n",fr.first,fr.second); for(auto &x:trans) { int nx=fr.first+x.first,ny=fr.second+x.second; if(nx>=0&&nx<n&&ny>=0&&ny<n&&vis[nx][ny]==-1) { vis[nx][ny]=vis[fr.first][fr.second]^1; q.push(make_pair(nx,ny)); } } } } } } if(!hasret)return ret; for(int i=0;i<n;i++) { for(int j=0;j<n;j++) { cnt[vis[i][j]]++; } } if(cnt[0]>cnt[1]) { for(int i=0;i<n;i++) { for(int j=0;j<n;j++) { if(vis[i][j]==0)ret.push_back(make_pair(i,j)); } } } else { for(int i=0;i<n;i++) { for(int j=0;j<n;j++) { if(vis[i][j]==1)ret.push_back(make_pair(i,j)); } } } return ret; } int vis2[1010][1010]; inline vector<pair<int,int> > solve(int n,int d1,int d2) { vector<pair<int,int> > ret; if(n==1) { ret.push_back(make_pair(0,0)); return ret; } if(d1%4&&d2%4) { for(int i=0;i<n;i+=2) { for(int j=0;j<n;j+=2) { ret.push_back(make_pair(i,j)); } } return ret; } if(d2%4==0)swap(d1,d2); if(d2%4) { auto p=getdistant(n/2,d1/4); if(d2%4==2) { for(auto &x:p) { ret.push_back(make_pair(x.first*2,x.second*2)); ret.push_back(make_pair(x.first*2,x.second*2+1)); } } else { for(auto &x:p) { ret.push_back(make_pair(x.first*2,x.second*2)); ret.push_back(make_pair(x.first*2+1,x.second*2+1)); } } return ret; } else { getdistant(n,d2,0); memcpy(vis2,vis,sizeof(vis)); getdistant(n,d1,0); int cnt[4]={0,0,0,0}; for(int i=0;i<n;i++) { for(int j=0;j<n;j++) { cnt[vis[i][j]*2+vis2[i][j]]++; } } int mx=0; for(int i=1;i<=3;i++)if(cnt[i]>cnt[mx])mx=i; for(int i=0;i<n;i++) { for(int j=0;j<n;j++) { if(vis[i][j]*2+vis2[i][j]==mx)ret.push_back(make_pair(i,j)); } } return ret; } } int n,D1,D2; int main() { scanf("%d%d%d",&n,&D1,&D2); auto ans=solve(n<<1,D1,D2); ans.resize(n*n); for(auto &p:ans)printf("%d %d\n",p.first,p.second); return 0; }
0
#include<cstdio> int H,W,A[2010][2010],h[2010],l[2010],stk[2010]; char S[2010][2010]; void cmax(int&a,int b){b>a?a=b:1;} int main(){ scanf("%d%d",&H,&W); for(int i=0;i<H;i++){ scanf("%s",S[i]); for(int j=0;j<W;j++){ S[i][j]=S[i][j]=='#'; if(i&&j)A[i][j]=S[i][j]^S[i][j-1]^S[i-1][j]^S[i-1][j-1]^1; } } int ans=H>W?H:W; for(int i=1;i<H;i++){ int*tp=stk; for(int j=1;j<=W;j++){ h[j]=A[i][j]?h[j]+1:0; for(;tp>stk&&h[*tp]>=h[j];--tp) cmax(ans,(j-l[*tp])*(h[*tp]+1)); l[j]=*tp; *++tp=j; } } printf("%d\n",ans); }
#include<bits/stdc++.h> using namespace std; using ll = long long; template<class T> map<T,T> fact(T n){ map<T,T> Map; for(T i = 2; i * i <= n; i++){ while(n % i == 0){ Map[i]++; n /= i; } } if(n == 1)return Map; Map[n]++; return Map; } int main() { ll a, b; cin >> a >> b; ll gc = gcd(a, b); cout << fact(gc).size() + 1 << endl; }
0
#include <bits/stdc++.h> using namespace std; typedef ostringstream OSS; typedef istringstream ISS; typedef long long LL; typedef pair<int, int> PII; typedef vector<int> VI; typedef vector<VI> VVI; typedef vector<LL> VLL; typedef vector<VLL> VVLL; typedef vector<double> VD; typedef vector<VD> VVD; typedef vector<string> VS; typedef vector<VS> VVS; typedef vector<bool> VB; typedef vector<VB> VVB; typedef vector<PII> VPII; #define fst first #define snd second // #define Y first // #define X second #define MP make_pair #define PB push_back #define EB emplace_back #define ALL(x) (x).begin(),(x).end() #define RANGE(x,y,maxX,maxY) (0 <= (x) && 0 <= (y) && (x) < (maxX) && (y) < (maxY)) #define DUMP( x ) cerr << #x << " = " << ( x ) << endl template < typename T > inline T fromString(const string &s) { T res; ISS iss(s); iss >> res; return res; }; template < typename T > inline string toString(const T &a) { OSS oss; oss << a; return oss.str(); }; const int INF = 0x3f3f3f3f; const LL INFL = 0x3f3f3f3f3f3f3f3fLL; const double DINF = 0x3f3f3f3f; const int DX[]={1,0,-1,0},DY[]={0,-1,0,1}; int H, W; PII solve() { PII res; PII min_dh(INF, INF); PII this_dh(H * H + W * W, H); // x > y for (int y = 1; y <= 150; y++) { for (int x = y + 1; x <= 150; x++) { PII dh(x * x + y * y, y); if (this_dh < dh && dh < min_dh) { min_dh = dh; res = MP(y, x); } } } return res; } int main(void) { while (cin >> H >> W, H) { PII ans = solve(); cout << ans.fst << " " << ans.snd << endl; } return 0; }
#include <vector> #include <algorithm> #include <iostream> #include <climits> using namespace std; typedef long long int int64; vector<int64> P,Q; int64 N,M,T; int main(void) { while(true) { N = 0; M = 0; P.clear(); Q.clear(); P.shrink_to_fit(); Q.shrink_to_fit(); cin >> N >> M; if(N == 0 && M == 0) { exit(0); } for(int i = 0;i < N;i++) { cin >> T; P.push_back(T); } P.push_back(0); for(auto itr = P.begin();itr < P.end();itr++) { for(auto itr2 = P.begin();itr2 < P.end();itr2++) { Q.push_back(*itr + *itr2); } } Q.push_back(LLONG_MAX / 2); Q.push_back(LLONG_MIN / 2); sort(Q.begin(),Q.end()); int64 ms = 0; for(auto itr = Q.begin();itr < Q.end()+1;itr++) { ms = max(ms,*itr + *(lower_bound(Q.begin(),Q.end() - 1,M-*itr+1) - 1)); } cout << ms << endl; } }
0
#include<bits/stdc++.h> #define rep(i, l, r) for(int i = (l), i##end = (r);i <= i##end;++i) using std::cin; using std::cout; const int maxn = 200200; typedef long long ll; const int mod = 998244353; inline ll pow(ll a,int b,int ans = 1) { for(;b;b >>= 1,a = a * a % mod) if(b & 1) ans = ans * a % mod; return ans; } inline ll inverse(int x){ return pow(x, mod - 2); } int n, a[maxn]; inline bool get() { int s = 0, one = 0; rep(i, 1, n) s += a[i] % 2, one = one || a[i] == 1; if(s != 1 || one) return n - s & 1; int gcd = 0; for(int i = 1;i <= n;++i) gcd = std::__gcd(gcd, a[i] -= a[i] % 2); for(int i = 1;i <= n;++i) a[i] /= gcd; return get() ^ 1; } int main() { std::ios::sync_with_stdio(false), cin.tie(0), cout.tie(0); cin >> n; rep(i, 1, n) cin >> a[i]; cout << (get() ? "First" : "Second") << '\n'; }
#include <iostream> #include <algorithm> #include <utility> #include <vector> #include <string> #include <map> #include <set> using namespace std; typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; #define REP(i, n) for (int i = 0; i < (n); i++) #define RREP(i, n) for (int i = (n) - 1; i >= 0; i--) #define FOR(i, a, b) for (int i = (a); i < (b); i++) #define RFOR(i, a, b) for (int i = (a); i > (b); i--) #define ALL(a) (a).begin(), (a).end() const ll INF = 1e18; ll N; ll X[200000], Y[200000]; char U[200000]; ll get_min(char first, char second, ll sign) { map<ll, set<ll>> m; REP(i, N) { if (U[i] != first) continue; ll line = Y[i] + sign * X[i]; if (m.count(line) == 0) { set<ll> set {Y[i]}; m[line] = set; } else { m[line].insert(Y[i]); } } ll ret = INF; REP(i, N) { if (U[i] != second) continue; ll line = Y[i] + sign * X[i]; if (m.count(line) == 0) continue; auto it = m[line].lower_bound(Y[i]); if (it != m[line].begin()) { it--; ret = min(ret, (Y[i] - *it) * 10); } } return ret; } ll get_min_same_line() { ll ret = INF; map<ll, set<ll>> m; REP(i, N) { if (U[i] != 'U') continue; if (m.count(X[i]) == 0) { set<ll> set {Y[i]}; m[X[i]] = set; } else { m[X[i]].insert(Y[i]); } } REP(i, N) { if (U[i] != 'D' || m.count(X[i]) == 0) continue; auto it = m[X[i]].lower_bound(Y[i]); if (it != m[X[i]].begin()) { it--; ret = min(ret, (Y[i] - *it) * 5); } } m.clear(); REP(i, N) { if (U[i] != 'R') continue; if (m.count(Y[i]) == 0) { set<ll> set {X[i]}; m[Y[i]] = set; } else { m[Y[i]].insert(X[i]); } } REP(i, N) { if (U[i] != 'L' || m.count(Y[i]) == 0) continue; auto it = m[Y[i]].lower_bound(X[i]); if (it != m[Y[i]].begin()) { it--; ret = min(ret, (X[i] - *it) * 5); } } return ret; } int main() { cin >> N; REP(i, N) cin >> X[i] >> Y[i] >> U[i]; ll ans = INF; ans = min(ans, get_min('R', 'D', -1)); ans = min(ans, get_min('U', 'L', -1)); ans = min(ans, get_min('L', 'D', 1)); ans = min(ans, get_min('U', 'R', 1)); ans = min(ans, get_min_same_line()); if (ans == INF) cout << "SAFE" << endl; else cout << ans << endl; return 0; }
0
#include <iostream> #include <vector> using namespace std; int main(){ long long N; cin >> N; vector<long long> a(5); for(int i = 0; i < 5; i++) cin >> a[i]; long long b = 1e17; for(int i = 0; i < 5; i++) b = min(b, a[i]); long long t = (N + b - 1) / b; long long ans = 5 + t - 1; cout << ans << endl; }
#include <bits/stdc++.h> // #undef DEBUG // Uncomment this line to forcefully disable debug print. #if DEBUG template <typename T> void debug(T value) { std::cerr << value; } template <typename T, typename... Ts> void debug(T value, Ts... args) { std::cerr << value << ", "; debug(args...); } #define dbg(...) \ do { \ cerr << #__VA_ARGS__ << ": "; \ debug(__VA_ARGS__); \ cerr << " (L" << __LINE__ << ")" << endl; \ } while (0) #else #define dbg(...) #endif void read_from_cin() {} template <typename T, typename... Ts> void read_from_cin(T& value, Ts&... args) { std::cin >> value; read_from_cin(args...); } #define in(type, ...) \ type __VA_ARGS__; \ read_from_cin(__VA_ARGS__); template <typename T> void write_to_cout(const T& value) { std::cout << value << std::endl; } template <typename T, typename... Ts> void write_to_cout(const T& value, const Ts&... args) { std::cout << value << ' '; write_to_cout(args...); } #define out(...) write_to_cout(__VA_ARGS__); #define all(x) (x).begin(), (x).end() #define rep(i, n) for (int i = 0; i < (int)(n); ++i) using ll = long long; using namespace std; int main() { in(ll, n); vector<ll> transportation(5); rep(i, 5) cin >> transportation[i]; vector<ll> population(6); population[0] = n; ll ans = 0; ll last_change = 0; while (population[5] < n) { ++ans; vector<ll> change(6); rep(i, 5) { ll c = min(transportation[i], population[i]); change[i] -= c; change[i + 1] += c; } rep(i, 6) population[i] += change[i]; if (last_change > 0 && change[5] == last_change) { out(ans + (n - population[5] + last_change - 1) / last_change); return 0; } last_change = change[5]; } out(ans); }
1
#include <bits/stdc++.h> using namespace std; #define ll long long #define REP(i,m,n) for(int i=(int)(m); i<(int)(n); i++) #define rep(i,n) REP(i,0,n) #define RREP(i,m,n) for(int i=(int)(m); i>=(int)(n); i--) #define rrep(i,n) RREP(i,n-1,0) #define REPL(i,m,n) for(ll i=(ll)(m); i<(ll)(n); i++) #define repl(i,n) REPL(i,0,n) #define all(v) v.begin(), v.end() const int inf = 1e9+7; const ll longinf = 1LL<<60; const ll mod = 1e9+7; int main() { int N, Q; string S; cin >> N >> S >> Q; rep(q, Q) { int k; cin >> k; ll cntD = 0, cntM = 0; ll cnt = 0; ll ans = 0; rep(i, N) { if(S[i] == 'D') { cntD++; } else if(S[i] == 'M') { cntM++; cnt += cntD; } else if(S[i] == 'C') { ans += cnt; } if(i >= k-1) { if(S[i-k+1] == 'D') { cntD--; cnt -= cntM; } else if(S[i-k+1] == 'M') { cntM--; } } } cout << ans << endl; } return 0; }
#include <iostream> #include <algorithm> #include <map> using namespace std; #define rep(i,n) for(int i = 0 ; i < n ; i++) int main(){ int n,K; while(cin >> n >> K , n + K){ map<string,int> m; string str[11],in; rep(i,n){ cin >> str[i]; } int cnt = 0; if(K == 2){ rep(i,n){ rep(j,n){ if(i == j) continue; in = str[i]+str[j]; if(!m[in]){ m[in]++; cnt++; } } } } else if(K == 3){ rep(i,n){ rep(j,n){ if(i == j) continue; rep(k,n){ if(i == k ||j == k) continue; in = str[i]+str[j]+str[k]; if(!m[in]){ m[in]++; cnt++; } } } } } else{ rep(i,n){ rep(j,n){ if(i == j) continue; rep(k,n){ if(i == k || j == k) continue; rep(l,n){ if(i == l || j == l || k == l) continue; in = str[i]+str[j]+str[k]+str[l]; if(!m[in]){ m[in]++; cnt++; } } } } } } cout << cnt << endl; } return 0; }
0
// ==================================== // author: M_sea // website: https://m-sea-blog.com/ // ==================================== #include <bits/stdc++.h> #define file(x) freopen(#x".in","r",stdin); freopen(#x".out","w",stdout) #define debug(...) fprintf(stderr,__VA_ARGS__) using namespace std; typedef long long ll; ll read() { ll X=0,w=1; char c=getchar(); while (c<'0'||c>'9') { if (c=='-') w=-1; c=getchar(); } while (c>='0'&&c<='9') X=X*10+c-'0',c=getchar(); return X*w; } int main() { ll k=read(); int n=50; ll c=k/n,r=k%n; printf("%d\n",n); for (int i=1;i<=n;++i) { if (i<=r) printf("%lld ",n-1+c+n-(r-1)); else printf("%lld ",n-1+c-r); } return 0; }
#include <iostream> #include <vector> using namespace std; int main(){ long long K; while(cin >> K){ vector<long long> res(50, 49+(K+49)/50); long long n = (K+49)/50*50; while(n > K){ int mIdx = 0; for(int i=1;i<50;i++) if(res[mIdx] < res[i]) mIdx = i; for(int i=0;i<50;i++){ if(i == mIdx) res[i] -= 50; else res[i]++; } --n; } cout << 50 << endl; cout << res[0]; for(int i=1;i<50;i++) cout << " " << res[i]; cout << endl; } }
1
#include <bits/stdc++.h> using namespace std; const int N = 5005; const long long inf = 1e18; int n, H[N], P[N]; int a[N]; long long f[N][N]; int main() { ios_base::sync_with_stdio(false); cin.tie(0); cin >> n; for (int i = 1; i <= n; ++i) cin >> H[i] >> P[i], a[i] = i; sort(a + 1, a + n + 1, [&](int x, int y) { return H[x] + P[x] < H[y] + P[y]; }); for (int i = 0; i <= n; ++i) { for (int j = 0; j <= n; ++j) f[i][j] = inf; } f[0][0] = 0; for (int i = 1; i <= n; ++i) { for (int j = 0; j <= i; ++j) { f[i][j] = f[i-1][j]; if (j > 0 && H[a[i]] >= f[i-1][j-1]) { f[i][j] = min(f[i][j], f[i-1][j-1] + P[a[i]]); } } } for (int i = n; i >= 0; --i) if (f[n][i] != inf) { cout << i << endl; return 0; } }
#include <bits/stdc++.h> #define be(v) (v).begin(),(v).end() #define pb(q) push_back(q) typedef long long ll; using namespace std; const ll mod=1000000007, INF=mod*mod*3LL; #define doublecout(a) cout<<fixed<<setprecision(10)<<a<<endl; int N = 100001; vector<vector<int> > fat(N,vector<int> (20,-1)); int par(int now,int n){ for(int i=18;i>=0;i--){ if(now == -1) continue; if(n>>i&1) now = fat[now][i]; } return now; } int main() { cin.tie(0); cout.tie(0); ios::sync_with_stdio(false); int n, q; cin >> n; int x[n]; for(int i=0;i<n;i++) cin >> x[i]; int L; cin >> L; for(int i=0;i<n;i++) fat[i][0] = upper_bound(x,x+n,x[i]+L) - x - 1; for(int i=0;i<18;i++)for(int j=0;j<n;j++) fat[j][i+1] = fat[fat[j][i]][i]; cin >> q; vector<int> ans; while(q--){ int a, b; cin >> a >> b; a--;b--; if(a > b)swap(a,b); int le = 0, ri = n, mid; while(ri - le > 1){ mid = (ri + le) / 2; int p = par(a, mid); if(p >= b) ri = mid; else le = mid; } ans.pb(ri); } for(auto& i:ans){ cout << i << endl; } return 0; }
0
#include <iostream> #include <string> //Hoshino search and replace Hoshina void replace_word(std::string s){ const std::string find_word("Hoshino"); //Hoshino search std::string::size_type pos = s.find(find_word); while(pos != std::string::npos){ //Hoshino replace Hoshina s.replace(pos, find_word.length(), "Hoshina"); pos = s.find(find_word, pos + find_word.length()); } //output std::cout << s << std::endl; return; } int main(){ std::string s; int num; std::cin >> num; //data set std::getline(std::cin, s); //read a new line for(int i=0; i<num; ++i){ //read text std::getline(std::cin, s); //replace replace_word(s); } }
#include <cstdio> #include <cstdlib> #include <cstring> #include <cmath> #include <iostream> #include <algorithm> #define MOD 998244353 using namespace std; typedef long long ll; template <typename Tp> inline void getint(Tp &num){ register int ch, neg = 0; while(!isdigit(ch = getchar())) if(ch == '-') neg = 1; num = ch & 15; while(isdigit(ch = getchar())) num = num * 10 + (ch & 15); if(neg) num = -num; } inline int fastpow(int bas, int ex){ register int res = 1; for(; ex; ex >>= 1, bas = bas * (ll)bas % MOD) if(ex & 1) res = res * (ll)bas % MOD; return res; } inline int kazu(int a, const int &b) {return (a += b) >= MOD ? a - MOD : a;} inline int hiku(int a, const int &b) {return (a -= b) < 0 ? a + MOD : a;} int N, sum = 0, f[90005], g[90005]; int main(){ getint(N), f[0] = g[0] = 1; for(register int i = 1, a; i <= N; i++){ getint(a), sum += a; for(register int j = sum; j >= 0; j--){ f[j] = f[j] * 2LL % MOD; if(j >= a) f[j] = kazu(f[j], f[j - a]), g[j] = kazu(g[j], g[j - a]); } } int ans = fastpow(3, N); for(register int i = sum + 1 >> 1; i <= sum; i++) ans = hiku(ans, f[i] * 3LL % MOD); if(!(sum & 1)) ans = kazu(ans, g[sum >> 1] * 3LL % MOD); return printf("%d\n", ans), 0; }
0
/* /$$ /$$ | $$ | $$ /$$$$$$$ /$$$$$$ /$$$$$$$ /$$$$$$ /$$$$$$$ /$$$$$$ /$$$$$$ /$$__ $$ /$$__ $$ /$$_____/ /$$__ $$ /$$__ $$ /$$__ $$ /$$__ $$ | $$ | $$| $$$$$$$$| $$ | $$ \ $$| $$ | $$| $$$$$$$$| $$ \__/ | $$ | $$| $$_____/| $$ | $$ | $$| $$ | $$| $$_____/| $$ | $$$$$$$| $$$$$$$| $$$$$$$| $$$$$$/| $$$$$$$| $$$$$$$| $$ \_______/ \_______/ \_______/ \______/ \_______/ \_______/|__//$$$$$$ /$$$$$$ |______/|______/ */ #include <vector> #include <list> #include <map> #include <climits> #include <set> #include <deque> #include <stack> #include <bitset> #include <algorithm> #include <functional> #include <numeric> #include <utility> #include <sstream> #include <iostream> #include <iomanip> #include <cstdio> #include <cmath> #include <cstdlib> #include <ctime> #include <queue> #include <unordered_map> #define fastio ios_base::sync_with_stdio(false); cin.tie(NULL); #define ln cout << endl; #define vi vector<int> #define vll vector<long long> #define sortl(vec) sort(vec.begin(), vec.end()); #define sortr(vec) sort(vec.rbegin(), vec.rend()); #define forn(i, x, n) for(long long i = x; i < n; i++) #define revn(i, n, x) for(long long i = n; i >= x; i--) #define in(vec) for(auto &it : vec) cin >> it; #define loop(vec) for(auto &it : vec) #define out(vec) for(auto &it : vec) cout << it << " "; ln #define ll long long #define mod 1000000007 #define pb emplace_back #define mp make_pair #define um unordered_map #define pii pair<int, int> #define pll pair<ll, ll> #define f first #define s second #define pi 3.14159265359 #define o(x) cout << x << endl; #define CLOCK cerr<<"time taken : "<<(float)clock()/CLOCKS_PER_SEC<<" secs"<<endl; using namespace std; ll bS(ll l, ll r, ll x, vll arr) { while (l <= r) { ll m = l + (r - l) / 2; if (arr[m] == x) return m; if (arr[m] < x) l = m + 1; else r = m - 1; } return -1; } void primeFactors(ll n) { while (n % 2 == 0) { //cout << 2 << " "; n = n / 2; } for (ll i = 3; i <= sqrt(n); i += 2) { while (n % i == 0) { //cout << i << " "; n = n / i; } } if (n > 2) cout << n << " "; } ll power(ll x, ll y, ll p) { ll res = 1; x = x % p; while (y > 0) { if (y & 1) res = (res * x) % p; y = y >> 1; x = (x * x) % p; } return res; } ll modulo(ll a, ll b) { ll c = a % b; return (c < 0) ? c + b : c; } int main() { // in(vec) works for size-defined type vectors #ifndef ONLINE_JUDGE // for getting input from input.txt freopen("input1.txt", "r", stdin); // for writing output to output.txt freopen("output1.txt", "w", stdout); #endif fastio ll t = 1; while (t--) { ll n; cin >> n; vll vec(n); in(vec); vll count(60, 0); forn(i, 0, n) { forn(j, 0, 60) { if (vec[i] & 1LL << j) { count[j]++; } } } ll sum = 0, zero, prod = 1; forn(i, 0, 60) { zero = n - count[i]; prod = ((zero % mod) * (count[i] % mod)) % mod; sum += ((prod % mod) * ((1LL << i) % mod)) % mod; sum %= mod; } o(sum) } CLOCK return 0; }
#include <bits/stdc++.h> using namespace std; typedef long long ll; const int mod=1e9+7; ll cnt[66][2]; int main(){ int n;cin>>n; for(int i=0;i<n;i++){ ll a;cin>>a; int bit=0; while(a){ if(a&1){ cnt[bit][1]++; }else cnt[bit][0]++; a/=2; bit++; } for(int j=bit;j<=64;j++)cnt[j][0]++; } ll ans=0; for(int i=0;i<=62;i++){ ll p=(1LL<<i);p%=mod; ll hano=cnt[i][0]*cnt[i][1]; hano%=mod; ans+=(p*hano); ans%=mod; } cout<<ans; return 0; }
1
#include<bits/stdc++.h> using namespace std; int main(){ int n,ans; ans=0; cin >> n; vector<string> s(3); for(int i=0;i<3;i++){ cin >> s[i]; } for(int i=0;i<n;i++){ if(s[0][i]==s[1][i] && s[0][i]==s[2][i]); else if(s[0][i]==s[1][i] || s[0][i]==s[2][i] || s[1][i]==s[2][i])ans++; else ans+=2; } cout << ans; return 0; }
#include<iostream> #include<bits/stdc++.h> #include<vector> using namespace std; int main() { int n,l; cin>>n; vector<int>v; int a[n]; for(int i=0;i<n;i++){ cin>>a[i]; } int d=a[0]; int c=0; for(int i=0;i<n;i++){ if(a[i]<=d){ c++; v.push_back(a[i]); d=a[i]; } } cout<<c<<endl; return 0; }
0
#include <bits/stdc++.h> using namespace std; #define ll long long #define ld long double #define f first #define s second #define matrix vector<vector<char>> #define zero(n,m) matrix(n , vector<char>(m,'0')) #define one(n,m) matrix(n , vector<ll>(m,1)) #define pii pair<int,int> #define point complex<ld> #define angle(a) (atan2((a).imag() , (a).real() )) #define pi acos(-1) #define X real() #define Y imag() const int N = 2e5+5; ll n , a[N] , b[N] , seg[4*N] , lazy[4*N]; ll st[N] , en[N] , st2[N] , en2[N]; set<ll> stt; void probagate(int node , int st , int en) { if (lazy[node] != 0) { seg[node] += lazy[node]; if (st != en) { lazy[2*node] += lazy[node]; lazy[2*node+1] += lazy[node]; } lazy[node] = 0; } } void update(int node , int st , int en , int l , int r , int val) { probagate(node , st , en); if (st > en || st > r || en < l) return; if (st >= l && en <= r) { lazy[node] += val; return probagate(node , st , en); } int mid = (st+en)/2; update(2*node,st,mid,l,r,val); update(2*node+1,mid+1,en,l,r,val); seg[node] = max(seg[2*node] , seg[2*node+1]); } ll query(int node , int st , int en , int l , int r) { if (st > en || st > r || en < l) return 0; probagate(node , st , en); if (st >= l && en <= r) { return seg[node]; } int mid = (st+en)/2; return max(query(2*node , st , mid , l , r) , query(2*node+1 , mid+1 , en , l , r)); } int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> n; for(int i=1; i<=n; i++) { cin >> a[i]; if (!st[a[i]]) st[a[i]] = i; en[a[i]] = i; } for(int i=1; i<=n; i++) { cin >> b[i]; if (!st2[b[i]]) st2[b[i]] = i; en2[b[i]] = i; stt.insert(b[i]); } for(ll i=1; i<=n; i++) { ll l = st[b[i]] , r = en[b[i]]; if (l > i) { update(1,0,n-1,0,l-i-1,1); } l = max(en[b[i]]+1,i) , r = n; if (l<=r) { ll l2 = l-i , r2 = r-i; if (l2 <= r2) { update(1,0,n-1,l2,r2,1); } } //from one to st[b[i]]-1 l = 1 , r = min(st[b[i]]-1 , i-1); if (l<=r) { ll l2 = n-i+l , r2 = n-i+r; if (l2 <= r2) { update(1,0,n-1,l2,r2,1); } } if (i > en[b[i]]) { l = en[b[i]]+1 , r = i-1; if (l<=r) { ll l2 = n-i+l , r2 = n-i+r; if (l2 <= r2) { update(1,0,n-1,l2,r2,1); } } } } for(int i=0; i<n; i++) { if (query(1,0,n-1,i,i) == n) { cout << "Yes\n"; for(int j=1; j<=n; j++) { int newIdx = j + i; if (newIdx > n) newIdx -= n; a[newIdx] = b[j]; } for(int j=1; j<=n; j++) cout << a[j] << ' '; cout << '\n'; return 0; } } cout << "No\n"; return 0; }
#include <bits/stdc++.h> using namespace std; #define repd(i,a,b) for (int i=(a);i<(b);i++) #define rep(i,n) repd(i,0,n) #define all(x) (x).begin(),(x).end() template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } typedef long long ll; const long long INF = 1LL << 60; typedef pair<int, int> P; int main() { int N; cin >> N; vector<int> A(N); rep(i, N) cin >> A[i]; ll ans = 0; int ct = 0; bool flag = false; repd(i, 1, N) { if (A[i] > ct + 1) { ans = -1; ct = 0; break; } else if (A[i] == ct + 1) { ct = A[i]; } else { ans += ct; ct = A[i]; } } ans += ct; if (A[0] >= 1) ans = -1; cout << ans << endl; return 0; }
0
// luogu-judger-enable-o2 #pragma GCC optimize(1) #pragma GCC optimize(2) #pragma GCC optimize(3) #pragma GCC optimize("Ofast") #pragma GCC optimize("inline") #pragma GCC optimize("-fgcse") #pragma GCC optimize("-fgcse-lm") #pragma GCC optimize("-fipa-sra") #pragma GCC optimize("-ftree-pre") #pragma GCC optimize("-ftree-vrp") #pragma GCC optimize("-fpeephole2") #pragma GCC optimize("-ffast-math") #pragma GCC optimize("-fsched-spec") #pragma GCC optimize("unroll-loops") #pragma GCC optimize("-falign-jumps") #pragma GCC optimize("-falign-loops") #pragma GCC optimize("-falign-labels") #pragma GCC optimize("-fdevirtualize") #pragma GCC optimize("-fcaller-saves") #pragma GCC optimize("-fcrossjumping") #pragma GCC optimize("-fthread-jumps") #pragma GCC optimize("-funroll-loops") #pragma GCC optimize("-fwhole-program") #pragma GCC optimize("-freorder-blocks") #pragma GCC optimize("-fschedule-insns") #pragma GCC optimize("inline-functions") #pragma GCC optimize("-ftree-tail-merge") #pragma GCC optimize("-fschedule-insns2") #pragma GCC optimize("-fstrict-aliasing") #pragma GCC optimize("-fstrict-overflow") #pragma GCC optimize("-falign-functions") #pragma GCC optimize("-fcse-skip-blocks") #pragma GCC optimize("-fcse-follow-jumps") #pragma GCC optimize("-fsched-interblock") #pragma GCC optimize("-fpartial-inlining") #pragma GCC optimize("no-stack-protector") #pragma GCC optimize("-freorder-functions") #pragma GCC optimize("-findirect-inlining") #pragma GCC optimize("-frerun-cse-after-loop") #pragma GCC optimize("inline-small-functions") #pragma GCC optimize("-finline-small-functions") #pragma GCC optimize("-ftree-switch-conversion") #pragma GCC optimize("-foptimize-sibling-calls") #pragma GCC optimize("-fexpensive-optimizations") #pragma GCC optimize("-funsafe-loop-optimizations") #pragma GCC optimize("inline-functions-called-once") #pragma GCC optimize("-fdelete-null-pointer-checks") #include<bits/stdc++.h> #define R register using namespace std; char s[351];int len,k; int f[351][351][351],ans; inline void read(R int &x) { x=0;R int f=1; R char c=getchar(); while(c<'0'||c>'9') { if(c=='-') f=-1; c=getchar(); } while(c>=48&&c<=57) { x=(x<<1)+(x<<3)+(c^48); c=getchar(); } x=x*f; } inline void input_data() { char ch=getchar(); while(ch>='a'&&ch<='z') s[++len]=ch,ch=getchar(); read(k);return; } int dfs(R int k,R int l,R int r) { if(l>r) return false; if(l==r) return s[l]==s[r]; if(f[k][l][r]) return f[k][l][r]; f[k][l][r]=max(dfs(k,l+1,r),dfs(k,l,r-1)); if(s[l]==s[r]) f[k][l][r]=max(f[k][l][r],dfs(k,l+1,r-1)+2); if(k>=1) f[k][l][r]=max(f[k][l][r],dfs(k-1,l+1,r-1)+2); return f[k][l][r]; } int main() { input_data(); for(R int i=0;i<=k;++i) ans=max(ans,dfs(i,1,len)); printf("%d\n",ans); return 0; }
#include<cstring> #include<cstdio> #define max(a,b) (a>b?a:b) int dp[305][305][305],mk,len; char a[305]; int main(){ scanf("%s%d",a+1,&mk); len=strlen(a+1); for(int i=1;i<=len;i++) for(int j=i;j>=1;j--){ if(i==j){for(int k=0;k<=mk;k++) dp[j][i][k]=1;continue;} for(int k=0;k<=mk;k++) if(k) dp[j][i][k]=max(dp[j+1][i-1][k-1]+2,max(dp[j+1][i-1][k]+(a[i]==a[j])*2,max(dp[j+1][i][k],dp[j][i-1][k]))); else dp[j][i][k]=max(dp[j+1][i-1][k]+(a[i]==a[j])*2,max(dp[j+1][i][k],dp[j][i-1][k])); } printf("%d\n",dp[1][len][mk]); }
1
#include<iostream> using namespace std; int main(){ int n=1; int a = 0; int f = 0; int quest[10000] = { 1 }; double ans[10000]; int checkc = 0; int i = 4; double check[3] = { 1, 2, 4 }; do{ cin >> quest[a]; a++; } while (quest[a-1] != 0); while (a > f+1){ switch (quest[f]){ case 1: ans[f] = 1; break; case 2: ans[f] = 2; break; case 3: ans[f] = 4; break; default: while (quest[f] >= i){ ans[f] = check[0] + check[1] + check[2]; i++; check[0] = check[1]; check[1] = check[2]; check[2] = ans[f]; } } ans[f] = ans[f] / 3650; checkc = (int)(ans[f]); if (ans[f] > (double)(checkc)){ checkc++; } if (ans[f] != 0){ cout << checkc << endl; } else{ cout << endl; } f++; } return 0; }
#include <iostream> #define reep(i,n,m) for(int i=(n);i<(m);i++) #define rep(i,n) reep(i,0,n) using namespace std; int main(){ int n; while(cin >> n,n){ int dp[35]={0}; dp[0]=1; rep(i,n){ dp[i+1] += dp[i]; dp[i+2] += dp[i]; dp[i+3] += dp[i]; } cout << dp[n]/(365*10)+1 << endl; } return 0; }
1
#include<bits/stdc++.h> using namespace std; #define MOD 1000000007 #define PI acos(-1) int main(){ long long x,y,d,ans; bool minus_x = false,minus_y = false; cin >> x >> y; if(x < 0)minus_x = true; if(y < 0)minus_y = true; d = abs(abs(x) - abs(y)); if(x == 0 || y == 0){ if(x == 0 && y < 0 || y == 0 && x > 0)ans = d + 1; else ans = d; }else{ if(abs(x) > abs(y)){ if(minus_x && minus_y)ans = d; else if(minus_x || minus_y)ans = d + 1; else ans = d + 2; } else if(abs(x) == abs(y)){ if(minus_x && minus_y)ans = d; else if(minus_x || minus_y)ans = d + 1; else ans = d; } else{ if(minus_x && minus_y)ans = d + 2; else if(minus_x || minus_y)ans = d + 1; else ans = d; } } cout << ans << endl; }
#include<bits/stdc++.h> using namespace std; int main(){ int x,y; cin >> x >> y; int ans = 0; if(x>0){ if(y>0){ if(x>y){ ans++; // x -> -x ans += abs(x-y); // x -> -y ans++; // x-> y }else if(x < y){ ans+= y-x; // x->y } }else if(y<0){ if(abs(x) > abs(y)){ ans++; // x->-x ans+= abs(x) - abs(y); // x->-y }else if(abs(x) < abs(y)){ ans+= abs(y) - abs(x); // x->y ans++; // x -> -y }else{ ans++; } }else{ ans++; ans+= x; } }else if(x<0){ if(y>0){ if(abs(x)>abs(y)){ ans += abs(x) -abs(y); ans++; }else if(abs(x)<abs(y)){ ans++; ans += abs(y) - abs(x); }else{ ans++; } }else if(y<0){ if(abs(x)>abs(y)){ ans += abs(x) -abs(y); }else if(abs(x)<abs(y)){ ans++; ans += abs(y) - abs(x); ans++; } }else{ ans+=abs(x); } }else{ if(y>0) ans+=y; else if(y<0) ans+= abs(y) + 1; } cout << ans << endl; return 0; }
1
#include <bits/stdc++.h> using namespace std; int main() { int a, b, k; cin >> a >> b >> k; for (int i=0; i<k; ++i) { int na, nb; if (i%2 == 0) { na = a/2; nb = b + a/2; } else { nb = b/2; na = a + b/2; } a = na; b = nb; } cout << a << " " << b << endl; }
#include<iostream> using namespace std; int a[1000005]; int main(){ int k,i; cin>>a[0]>>a[1]>>k; for(i=0;i<k;i++){ a[!(i&1)]+=(a[i&1]>>=1); } cout<<a[0]<<" "<<a[1]; return 0; }
1
#include<cstdio> #include<iostream> #include<algorithm> #include<string.h> using namespace std; int main() { int n, m, f[10001] = { 0 }, s[10001] = { 0 }, ss[501] = {0}, f_, s_, cnt = 0; int up = 0, down = 0; cin >> n >> m; ss[1] = 3; while (n != 0 && m != 0) { memset(ss, 0, sizeof(ss)); for (int i = 0; i < m; i++) { cin >> f[i] >> s[i]; if (f[i] == 1) { ss[s[i]] = 2; } } for (int i = 0; i < m; i++) { if (ss[s[i]] == 2 && ss[f[i]] == 0) ss[f[i]] = 1; if (ss[f[i]] == 2 && ss[s[i]] == 0) ss[s[i]] = 1; } for (int i = 2; i <= n; i++) { if (ss[i] != 0)cnt++; } cout << cnt << endl; cnt = 0; cin >> n >> m; } return 0; }
#include <bits/stdc++.h> using namespace std; const int INF = 1e+9; typedef pair<int, int> P; typedef pair<P, int> pi; int main() { vector<pi> data; for(int y = 1; y <= 150; ++y){ for(int x = y + 1; x <= 150; ++x){ data.push_back(pi(P(x * x + y * y, y), x)); } } sort(data.begin(), data.end()); int h, w; while(cin >> h >> w && (h || w)){ int base = h * h + w * w; auto it = lower_bound(data.begin(), data.end(), pi(P(base, h), w)); while((*it).first.first == base && (*it).first.second == h){ ++it; } cout << (*it).first.second << " " << (*it).second << endl; } return 0; }
0
#include<bits/stdc++.h> using namespace std; #define rep(i,n) for(ll i=0;i<n;i++) #define repl(i,l,r) for(ll i=(l);i<(r);i++) #define per(i,n) for(ll i=n-1;i>=0;i--) #define perl(i,r,l) for(ll i=r-1;i>=l;i--) #define fi first #define se second #define pb push_back #define ins insert #define pqueue(x) priority_queue<x,vector<x>,greater<x>> #define all(x) (x).begin(),(x).end() #define CST(x) cout<<fixed<<setprecision(x) #define vtpl(x,y,z) vector<tuple<x,y,z>> #define rev(x) reverse(x); using ll=long long; using vl=vector<ll>; using vvl=vector<vector<ll>>; using pl=pair<ll,ll>; using vpl=vector<pl>; using vvpl=vector<vpl>; const ll MOD=1000000007; const ll MOD9=998244353; const int inf=1e9+10; const ll INF=4e18; const ll dy[8]={1,0,-1,0,1,1,-1,-1}; const ll dx[8]={0,-1,0,1,1,-1,1,-1}; template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } int main(){ string s;cin >> s; if("zyxwvutsrqponmlkjihgfedcba"==s)cout << -1 <<endl,exit(0); if(s.size()==26){ set<char> st; char x; per(i,25){ st.ins(s[i+1]); if(s[i]>s[i+1])s.erase(i+1); else{ x=s[i]; s.erase(i); break; } } x=*st.upper_bound(x); cout << s<<x <<endl; return 0; } set<char> st; rep(i,s.size())st.ins(s[i]); rep(i,26){ if(!st.count('a'+i)){ //cout << i <<endl; char x='a'+i; cout << s <<x<<endl; return 0; } } }
#include <bits/stdc++.h> #include <boost/multiprecision/cpp_int.hpp> using namespace std; using bint = boost::multiprecision::cpp_int; using ll = long long; using pint = pair<int, int>; using pll = pair<ll, ll>; #define rep(i,n) for (int i = 0; i < (n); i++) #define repSE(i,s,n) for (int i = (s); i < (n); i++) #define rrepSE(i,s,e) for (int i = (s); i > (e); i--) #define ssort(v) sort(v.begin(), v.end()) #define gsort(v) sort(v.rbegin(), v.rend()) template<typename T> istream &operator>>(istream &is, vector<T> &vec){ for (auto &v : vec) is >> v; return is; } template<typename T> ostream &operator<<(ostream &os, const vector<T> &vec){ os << "["; for (auto v : vec) os << v << ","; os << "]"; return os; } template<typename T> ostream &operator<<(ostream &os, const deque<T> &vec){ os << "deq["; for (auto v : vec) os << v << ","; os << "]"; return os; } template<typename T> ostream &operator<<(ostream &os, const set<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template<typename T> ostream &operator<<(ostream &os, const unordered_set<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template<typename T> ostream &operator<<(ostream &os, const multiset<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template<typename T> ostream &operator<<(ostream &os, const unordered_multiset<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template<typename T1, typename T2> ostream &operator<<(ostream &os, const pair<T1, T2> &pa){ os << "(" << pa.first << "," << pa.second << ")"; return os; } template<typename TK, typename TV> ostream &operator<<(ostream &os, const map<TK, TV> &mp){ os << "{"; for (auto v : mp) os << v.first << "=>" << v.second << ","; os << "}"; return os; } template<typename TK, typename TV> ostream &operator<<(ostream &os, const unordered_map<TK, TV> &mp){ os << "{"; for (auto v : mp) os << v.first << "=>" << v.second << ","; os << "}"; return os; } template<typename T> bool chmax(T &m, const T q) { if (m < q) {m = q; return true;} else return false; } template<typename T> bool chmin(T &m, const T q) { if (q < m) {m = q; return true;} else return false; } #define DEBUG_PRINT(var) std::cout << #var << " = " << var << "\n"; int main() { string st; cin >> st; int s = 0, t = 0; rep(i,st.size()) { if (st[i] == 'S') s++; if (st[i] == 'T') { if (s > 0) s--; else t++; } } cout << s + t << "\n"; return 0; }
0
#include<bits/stdc++.h> #define reg register int #define il inline #define fi first #define se second #define mk(a,b) make_pair(a,b) #define numb (ch^'0') #define pb push_back #define solid const auto & #define enter cout<<endl #define pii pair<int,int> using namespace std; typedef long long ll; template<class T>il void rd(T &x){ char ch;x=0;bool fl=false;while(!isdigit(ch=getchar()))(ch=='-')&&(fl=true); for(x=numb;isdigit(ch=getchar());x=x*10+numb);(fl==true)&&(x=-x);} template<class T>il void output(T x){if(x/10)output(x/10);putchar(x%10+'0');} template<class T>il void ot(T x){if(x<0) putchar('-'),x=-x;output(x);putchar(' ');} template<class T>il void prt(T a[],int st,int nd){for(reg i=st;i<=nd;++i) ot(a[i]);putchar('\n');} namespace Modulo{ const int mod=998244353; il int ad(int x,int y){return x+y>=mod?x+y-mod:x+y;} il int sub(int x,int y){return ad(x,mod-y);} il int mul(int x,int y){return (ll)x*y%mod;} il void inc(int &x,int y){x=ad(x,y);} il void inc2(int &x,int y){x=mul(x,y);} il int qm(int x,int y=mod-2){int ret=1;while(y){if(y&1) ret=mul(x,ret);x=mul(x,x);y>>=1;}return ret;} template<class ...Args>il int ad(const int a,const int b,const Args &...args) {return ad(ad(a,b),args...);} template<class ...Args>il int mul(const int a,const int b,const Args &...args) {return mul(mul(a,b),args...);} } //using namespace Modulo; namespace Miracle{ const int N=2e5+5; const ll inf=0x3f3f3f3f3f3f3f3f; int n,q,A,B; ll f[N],s[N]; ll x[N]; struct SegmentTree{ ll mi[4*N]; #define ls (x<<1) #define rs (x<<1|1) #define mid ((l+r)>>1) void pushup(int x){ mi[x]=min(mi[ls],mi[rs]); } void build(int x,int l,int r){ if(l==r){ mi[x]=inf;return; } mi[x]=inf; build(ls,l,mid);build(rs,mid+1,r); } void upda(int x,int l,int r,int p,ll c){ if(l==r){ mi[x]=min(mi[x],c);return; } if(p<=mid) upda(ls,l,mid,p,c); else upda(rs,mid+1,r,p,c); pushup(x); } ll query(int x,int l,int r,int L,int R){ if(L<=l&&r<=R){ return mi[x]; } ll ret=inf; if(L<=mid) ret=min(ret,query(ls,l,mid,L,R)); if(mid<R) ret=min(ret,query(rs,mid+1,r,L,R)); return ret; } }sg[2]; ll dp(){ memset(f,0x3f,sizeof f); memset(s,0,sizeof s); sg[0].build(1,1,n);sg[1].build(1,1,n); s[0]=0;s[1]=abs(x[1]-B); for(reg i=2;i<=q;++i) s[i]=s[i-1]+abs(x[i]-x[i-1]); sg[0].upda(1,1,n,A,-A); sg[1].upda(1,1,n,A,A); ll mi=0; for(reg i=1;i<=q;++i){ if(i==q){ return s[i]+mi; }else{ f[i]=min(sg[0].query(1,1,n,1,x[i+1])+x[i+1]+s[i],sg[1].query(1,1,n,x[i+1],n)-x[i+1]+s[i]); sg[0].upda(1,1,n,x[i],f[i]-s[i+1]-x[i]); sg[1].upda(1,1,n,x[i],f[i]-s[i+1]+x[i]); mi=min(mi,f[i]-s[i+1]); } } return 23333; } int main(){ rd(n);rd(q);rd(A);rd(B); for(reg i=1;i<=q;++i) rd(x[i]); ll ans=dp();swap(A,B);ans=min(ans,dp()); printf("%lld\n",ans); return 0; } } signed main(){ Miracle::main(); return 0; } /* Author: *Miracle* */
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int,int> iint; typedef pair<ll,ll> llll; #define ALL(x) (x).begin(),(x).end() const ll zero = 0; const ll INF = 3000000000000000000; //10^18 const int inINF = 1000000000; //10^9 const ll MOD = 1000000007; //10^9+7 const ll MOD2 = 998244353; void Yes() {printf("Yes\n");} void No() {printf("No\n");} void YES() {printf("YES\n");} void NO() {printf("NO\n");} //N点連結グラフの二部グラフ判定 //Gはグラフの隣接リスト表現 //colorは大きさNの配列。二部グラフだったとき、独立集合がここに返ってくる //vは探索を始める点。cは探索を始める点に塗る色 //vと同じ独立集合に含まれる点はcに塗られ、そうでない点は-cに塗られる //colorは先に0で埋めておく bool is_bipartite_graph (vector<vector<int>> &G, vector<int> &color, int v, int c){ color[v] = c; for (int next_v : G[v]){ if(color[next_v] == c){ return false; } if(color[next_v] == 0 && !is_bipartite_graph(G, color, next_v, -c)){ return false; } } return true; } int main(){ ll N, M; cin >> N >> M; vector<vector<int>> G(N); int x, y; for (int i = 0; i < M; i++) { cin >> x >> y; x--; y--; G[x].push_back(y); G[y].push_back(x); } vector<int> color(N, 0); if(is_bipartite_graph(G, color, 0, 1)){ ll a, b; a = 0; b = 0; for (int i = 0; i < N; i++) { if(color[i] == 1){ a++; } else{ b++; } } printf("%lld\n", a*b - M); } else{ printf("%lld\n", (N-1)*N/2 - M); } }
0
#include <bits/stdc++.h> using namespace std; const int MN = 20123, INF = 5012345, MOD = 1000 * 1000 * 1000 + 7; int inv[INF], fict[INF], invf[INF], dp[MN][MN]; void fact() { fict[0] = inv[0] = invf[0] = 1; fict[1] = inv[1] = invf[1] = 1; for (int i = 2; i < INF; i++) { inv[i] = 1ll * inv[MOD % i] * (MOD - MOD / i) % MOD; fict[i] = 1ll * fict[i - 1] * i % MOD; invf[i] = 1ll * invf[i - 1] * inv[i] % MOD; } } int chose(int a, int b) { return 1ll * fict[b] * invf[a] % MOD * invf[b - a] % MOD; } int main() { fact(); int n, k; cin >> n >> k; if (k == 1) return cout << 1, 0; dp[0][0] = 1; for (int i = 1; i <= n; i++) for (int j = 0; j <= n; j++) { if (j > i) continue; dp[i][j] = dp[i - 1][j]; if (j) dp[i][j] = (dp[i][j] + 1ll * dp[i][j - 1] * chose(k - 2, n * k - (j - 1) * (k - 1) - i - 1) % MOD) % MOD; } cout << 1ll * dp[n][n] * fict[n] % MOD; }
#include <bits/stdc++.h> #define fi first #define se second #define pii pair<int,int> #define mp make_pair #define pb push_back #define space putchar(' ') #define enter putchar('\n') #define eps 1e-10 #define MAXN 100005 //#define ivorysi using namespace std; typedef long long int64; typedef unsigned int u32; typedef double db; template<class T> void read(T &res) { res = 0;T f = 1;char c = getchar(); while(c < '0' || c > '9') { if(c == '-') f = -1; c = getchar(); } while(c >= '0' && c <= '9') { res = res * 10 +c - '0'; c = getchar(); } res *= f; } template<class T> void out(T x) { if(x < 0) {x = -x;putchar('-');} if(x >= 10) { out(x / 10); } putchar('0' + x % 10); } const int MOD = 1000000007; int fac[10000005],invfac[10000005]; int dp[2005][2005],N,K,sum[2005]; int inc(int a,int b) { return a + b >= MOD ? a + b - MOD : a + b; } int mul(int a,int b) { return 1LL * a * b % MOD; } void update(int &x,int y) { x = inc(x,y); } int C(int n,int m) { if(n < m) return 0; return mul(fac[n],mul(invfac[m],invfac[n - m])); } int Query(int n,int m) { return C(n + m - 1,m - 1); } int fpow(int x,int c) { int res = 1,t = x; while(c) { if(c & 1) res = mul(res,t); t = mul(t,t); c >>= 1; } return res; } void Solve() { read(N);read(K); if(K == 1) {puts("1");return;} fac[0] = 1; for(int i = 1 ; i <= 10000000 ; ++i) fac[i] = mul(fac[i - 1],i); invfac[10000000] = fpow(fac[10000000],MOD - 2); for(int i = 9999999 ; i >= 0 ; --i) invfac[i] = mul(invfac[i + 1],i + 1); dp[1][0] = 1; for(int i = 2 ; i <= N ; ++i) { int t = (i - 1) * K; for(int j = N ; j >= 0 ; --j) sum[j] = inc(sum[j + 1],dp[i - 1][j]); for(int j = 0 ; j <= i ; ++j) { update(dp[i][j],mul(sum[max(0,j - 1)],Query(K - 2,t - j + 1))); } } int ans = 0; for(int j = 0 ; j <= N ; ++j) update(ans,mul(dp[N][j],fac[N])); out(ans);enter; } int main() { #ifdef ivorysi freopen("f1.in","r",stdin); #endif Solve(); return 0; }
1
#include <cstdio> int main() { int a, b, c, d, e, tot = 0; scanf("%d%d%d%d%d", &a, &b, &c, &d, &e); if (c < a) c += 24; tot += (c - a) * 60 + (d - b); printf("%d", tot - e); return 0; }
#include <bits/stdc++.h> using namespace std; using ll = long long; int main() { int a, b; cin >> a >> b; int ans; if (a == b) { ans = a + b; } else { int mx = max(a, b); ans = mx + mx - 1; } cout << ans << endl; return 0; }
0
#include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { int N; ll A, B; cin >> N >> A >> B; ll X[N]; for (int i = 0; i < N; i++) { cin >> X[i]; } ll e[N- 1]; for (int i = 0; i < N - 1; i++) { e[i] = X[i + 1] - X[i]; } ll ans = 0; for (int i = 0; i < N - 1; i++) { if (e[i] * A < B) ans += e[i] * A; else ans += B; } cout << ans << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; #define ll long long #define endl "\n" #define pb push_back #define f(i,n) for(i=0;i<n;i++) #define F(i,a,b) for(i=a;a<=b;i++) #define arr(a,n) for( i=0;i<n;i++)cin>>a[i]; #define fi first #define se second #define mp make_pair #define mod 1000000007 #define YES cout<<"YES"<<endl; #define Yes cout<<"Yes"<<endl; #define NO cout<<"NO"<<endl; #define No cout<<"No"<<endl; #define yes cout<<"yes"<<endl; #define no cout<<"no"<<endl; #define vi vector<ll> #define ed end() #define bg begin() #define sz size() #define ln length() #define s() sort(a,a+n); #define sr() sort(a,a+n,greater<ll>()); #define v() sort(v.begin(),v.end()); #define vr() sort(v.begin(),v.end(),greater<ll>()); #define mod 1000000007 #define fast() ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0) ll gcd(ll a, ll b){if(!b)return a;return gcd(b, a % b);} ll power(ll x,ll y,ll p){ll res=1;x%=p;while(y>0){if(y&1)res=(res*x)%p;y=y>>1;x=(x*x)%p;}return res;} int main() { /*#ifndef ONLINE_JUDGE // for getting input from input.txt freopen("input.txt", "r", stdin); // for writing output to output.txt freopen("output.txt", "w", stdout); #endif*/ /* Ofcourse it's Hard. It's supposed to be Hard. If it's easy everyone would do it. HARD IS WHAT MAKES IT GREAT YESTERDAY U SAID TOMORROW SLOWLY BECOMING THE PERSON I SHOULD HAVE BEEN A LONG TIME AGO SAME TASK CAN'T BE FOUND DIFFICULT TWICE BTBHWSITW SPRH TU KAB P CP IS ALL ABOUT THINKING YOU HAVE MUCH MORE POTENTIAL THAN U THINK AJIT SHIDDAT 10 UR DAILY ROUTINE */ fast(); //ll t;cin>>t;while(t--) { ll n,t,s=0; cin>>n>>t; ll a[n]; for(int i=0;i<n;i++) { cin>>a[i]; } for(int i=1;i<n;i++) { s+=min(t,a[i]-a[i-1]); } cout<<s+t<<endl; } return 0; }
0
#include <iostream> #include <algorithm> using namespace std; bool Bsearch(int key, int A[], int len) { int l = 0, r = len - 1; while (l <= r) { int mid = l + (r - l) / 2; if (A[mid] > key) r = mid - 1; else if (A[mid] < key) l = mid + 1; else return true; } return false; } int main() { int n, *S; int q, *T; int ans = 0; cin >> n; S = new int[n]; for (int i = 0; i < n; i++) cin >> S[i]; cin >> q; T = new int[q]; for (int i = 0; i < q; i++) cin >> T[i]; sort(S, S + n); for (int i = 0; i < q; i++) for (int j = 0; j < n; j++) if (Bsearch(T[i], S, n) == true) { ans++; break; } cout << ans << endl; delete[] S; delete[] T; return 0; }
#define _CRT_SECURE_NO_WARNINGS #include <stdio.h> using namespace std; int ar_s[10000]; bool linear_search(int t, int n){ int c = 0; for (int i = 0; i < n; i++) { if (ar_s[i] == t) return true; } return false; } int main(int argc, char const* argv[]) { int n,q, c = 0; scanf("%d ", &n); for (int i = 0; i < n; i++) { scanf("%d ", &ar_s[i]); } scanf("%d ", &q); for (int i = 0; i < q; i++) { int t; scanf("%d ", &t); linear_search(t, n) ? ++c : 0; } printf("%d\n", c); return 0; }
1
#include <iostream> #include <algorithm> #include <vector> #include <cmath> #include <string> using namespace std; typedef long long ll; typedef pair<int, int> pii; const int mod = 1000000007; int main() { ios::sync_with_stdio(false); int n, k, d[4019][4019] = {1}, p[4019] = {1}; cin >> k >> n; for (int i = 1; i <= 4000; i++) { d[i][0] = 1; for (int j = 1; j <= i; j++) { d[i][j] = d[i - 1][j - 1] + d[i - 1][j]; if (d[i][j] >= 998244353) d[i][j] -= 998244353; } p[i] = p[i - 1] + p[i - 1]; if (p[i] >= 998244353) p[i] -= 998244353; } for (int i = 2; i <= k + k; i++) { ll z = 0; int a, b, c; if (i % 2) c = 0; else c = 1; if (i <= k) b = (i - 1) / 2; else b = (k + k + 1 - i) / 2; a = k - b - b - c; //cout << a << ' ' << b << ' ' << c << ' '; for (int j = 0; j <= b; j++) { if (n >= j) z = (z + 1ll * d[n + a - 1][n - j] * d[b][j] % 998244353 * p[j]) % 998244353; if (c && n > j) z = (z + 1ll * d[n + a - 2][n - j - 1] * d[b][j] % 998244353 * p[j]) % 998244353; } cout << z << '\n'; } }
#include<bits/stdc++.h> #define mod 998244353 #define maxn 1000005 using namespace std; typedef long long LL; int read() { char c=getchar();int f=1,sum=0; while(c<'0' || c>'9'){if(c=='-')f=-1;c=getchar();} while(c>='0' && c<='9'){sum=sum*10+c-'0';c=getchar();} return sum*f; } int n,m; LL fac[maxn],inv[maxn],ans; LL ksm(LL a,LL b){LL ret=1;while(b){if(b&1) ret=ret*a%mod;a=a*a%mod;b>>=1;}return ret;} void init(int x) { fac[0]=1; for(int i=1;i<=x;i++) fac[i]=fac[i-1]*i%mod; inv[x]=ksm(fac[x],mod-2); for(int i=x;i>=1;i--) inv[i-1]=inv[i]*i%mod; } LL calc(LL x,LL y){return fac[x+y]*inv[x]%mod*inv[y]%mod;} int main() { n=read();m=read(); if(n>m) swap(n,m); init(n+m); for(int i=1;i<=n;i++) ans+=calc(i,i)*calc(n-i,m-i)%mod; ans=ans%mod*ksm(calc(n,m)<<1,mod-2)%mod; printf("%lld\n",(ans+m)%mod); return 0; }
0
#include <iostream> #include <fstream> #include <set> #include <map> #include <string> #include <vector> #include <queue> #include <deque> #include <stack> #include <functional> #include <algorithm> #include <climits> #include <cmath> #include <iomanip> using namespace std; #define ll long long int #define rep(i,n) for( int i = 0; i < n; i++ ) #define rrep(i,n) for( int i = n; i >= 0; i-- ) #define REP(i,s,t) for( int i = s; i <= t; i++ ) #define RREP(i,s,t) for( int i = s; i >= t; i-- ) #define dump(x) cerr << #x << " = " << (x) << endl; #define INF 2000000000 #define mod 1000000007 #define INF2 1000000000000000000 #define int long long signed main(void) { cin.tie(0); ios::sync_with_stdio(false); string S; cin >> S; S = "00" + S; int N = S.length(); int ans = 0; for(int i = N - 1; i >= 0; i--) { if(S[i] > '9') { S[i - 1]++; S[i] -= 10; } if(S[i] <= '4' || (S[i] == '5' && S[i - 1] < '5')) { ans += S[i] - '0'; } else { ans += 10 - (S[i] - '0'); S[i - 1]++; } } cout << ans << endl; return 0; }
#include <iostream> #include <string> #include <algorithm> #include <vector> #include <queue> #include <map> #include <unordered_map> #include <set> #include <unordered_set> #include <cmath> #include <numeric> #include <iomanip> #include <stack> #include <complex> #include <functional> #include <tuple> using namespace std; #define Rep(i,a,b) for(ll i = a; i < b; ++i) #define rep(i,b) Rep(i,0,b) #define allof(a) (a).begin(), (a).end() #define Yes(q) ((q) ? "Yes" : "No") #define YES(q) ((q) ? "YES" : "NO") #define Possible(q) ((q) ? "Possible" : "Impossible") #define POSSIBLE(q) ((q) ? "POSSIBLE" : "IMPOSSIBLE") using ll = long long; constexpr int inf = 1e9 + 7; constexpr ll infll = 1ll << 60ll; constexpr ll mod = 998244353; // 0~3までは右下左上 4~7までは斜め constexpr int dx[] = { 1, 0, -1, 0, 1, 1, -1, -1 }; constexpr int dy[] = { 0, 1, 0, -1, -1, 1, 1, -1 }; namespace { template<typename T> bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } template<typename T> bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } void Cout(long long x, const char* end = "\n") { std::cout << x << end; } template <typename T> void Cout(const T& x, const char* end = "\n") { std::cout << x << end; } template <typename T> void Cout(const std::vector<T>& x, const char* sep = " ", const char* end = "\n") { for (std::size_t i = 0, sz = x.size(); i < sz; ++i) { std::cout << x[i] << (i == sz - 1 ? end : sep); } } // 標準入出力 struct inp { std::size_t szi, szj; inp(std::size_t _szi = 1, std::size_t _szj = 1) : szi(_szi), szj(_szj) {} template <typename T> operator T () const { T a; std::cin >> a; return a; } template <typename T> operator std::vector<T>() const { std::vector<T> a(szi); for (std::size_t i = 0; i < szi; ++i) std::cin >> a[i]; return a; } template <typename T> operator std::vector<std::vector<T>>() const { std::vector<std::vector<T>> a(szi, std::vector<T>(szj)); for (std::size_t i = 0; i < szi; ++i) for (std::size_t j = 0; j < szj; ++j) cin >> a[i][j]; return a; } }; inp inp1; } int main() { string s = inp1; s = '0' + s; int n = s.size(); vector<vector<int>> dp(n + 1, vector<int>(2, inf)); dp[0][0] = 0; rep(i, n) { int num = s[i] - '0'; // ピッタリ払う chmin(dp[i + 1][0], dp[i][0] + num); chmin(dp[i + 1][0], dp[i][1] + 10 - num); // 余分に払う chmin(dp[i + 1][1], dp[i][0] + num + 1); chmin(dp[i + 1][1], dp[i][1] + 10 - num - 1); } Cout(dp[n][0]); return 0; }
1
#include<bits/stdc++.h> using namespace std; #define rep(i,j,n) for(int i=(int)(j);i<(int)(n);i++) #define REP(i,j,n) for(int i=(int)(j);i<=(int)(n);i++) #define MOD 1000000007 #define int long long #define ALL(a) (a).begin(),(a).end() #define vi vector<int> #define vii vector<vi> #define pii pair<int,int> #define priq priority_queue<int> #define disup(A,key) distance(A.begin(),upper_bound(ALL(A),(int)(key))) #define dislow(A,key) distance(A.begin(),lower_bound(ALL(A),(int)(key))) #define tii tuple<int,int,int> #define Priq priority_queue<int,vi,greater<int>> #define pb push_back #define mp make_pair #define INF (1ll<<60) signed main(){ string S; cin>>S; cout<<S.substr(0,S.size()-8)<<endl; }
#include <bits/stdc++.h> #define REP(i, n) for (int i = 0; i < (n); i++) using namespace std; int main() { cin.tie(0)->sync_with_stdio(false); string s; cin >> s; int n = s.size(); REP(i, n - 8) cout << s[i]; cout << '\n'; return 0; }
1
#include <iostream> using namespace std; int main(int argc, char** argv){ int n, pm, pe, pj; while( 1 ){ cin >> n; if(n==0) break; for(int i=0; i<n; i++){ cin >> pm; cin >> pe; cin >> pj; if(pm==100 || pe==100 || pj==100){ cout << "A" << endl; continue; } if((pm+pe) / 2 >= 90){ cout << "A" << endl; continue; } int avg = (pm + pe + pj) / 3; if(avg >= 80){ cout << "A" <<endl; continue; } if(avg >= 70){ cout << "B" << endl; continue; } if(avg>=50 && pm>=80){ cout << "B" << endl; continue; } cout << "C" << endl; } } return 0; }
#include<iostream> #include<string> #include<vector> #include<utility> #include<queue> #include<algorithm> #include<cmath> #include<cstdio> #include<cstring> #include<cstdlib> #include<map> #include<complex> #define INF 2147483647 #define llINF 9223372036854775807 #define pb push_back #define mp make_pair #define F first #define S second #define ll long long using namespace std; int main(){ int n; while(cin>>n,n){ const double Inf=1e9; vector<pair<double,string> >vegi; for(int i=0;i<n;i++){ string str;cin>>str; double a,b,c,d,e,f,g,h,m; cin>>a>>b>>c>>d>>e>>f>>g>>h>>m; double time=b+c+d+m*(e+f); int value=m*h*g-a; vegi.pb(mp(Inf-(value/time),str)); } sort(vegi.begin(),vegi.end()); for(int i=0;i<n;i++) cout<<vegi[i].S<<endl; cout<<"#"<<endl; } return 0; }
0
#include<iostream> #include<vector> #include<string> #include<algorithm> #include<iomanip> using namespace std; int main(){ int n,m,x,y; cin>>n>>m>>x>>y; int minx=200,miny=200,maxx=-200,maxy=-200; for(int i=0;i<n;i++){ int a; cin>>a; maxx=max(maxx,a); minx=min(minx,a); } for(int i=0;i<m;i++){ int a; cin>>a; maxy=max(maxy,a); miny=min(miny,a); } if(maxx<miny&&maxx<y&&miny>x)cout<<"No War"<<endl; else cout<<"War"<<endl; return 0; }
#include <bits/stdc++.h> using namespace std; #define ll long long #define mod 1000000007 #define pii pair<ll,ll> #define debug(a) { cout << #a << " = " << a << endl;} void sep() { cout << "-------------BLOCK-----------------\n"; } template<typename T> void debugv(vector<T> arr) { for (auto t: arr) cout << t << " "; cout << "\n"; } template<typename T> void debugarr(T arr, int n) { for (int i=0;i<n;i++) cout << arr[i] << " "; cout << "\n"; } const int maxn = 2e5+1; ll arr1[maxn], n, m, t, k; ll arr2[maxn]; unordered_map<ll,ll> u; ll __min(ll a, ll b) { return a < b ? a : b; } ll __max(ll a, ll b) { return a > b ? a : b; } void par(int n) { cout << "Yes\n"; for (int i=0;i<n;i++) cout << arr2[i] << " "; cout << endl; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); cin>>n; for (int i=0;i<n;i++) cin>>arr1[i]; for (int i=0;i<n;i++) cin>>arr2[i]; reverse(arr2,arr2+n); ll l=n+1,r=n+1; for (int i=0;i<n;i++) { if (arr1[i]==arr2[i]) { if (l == n+1) l = i, r=i; else r = i; } } if (l == n+1) { par(n); return 0; } ll sl=l,sr=r; ll pl=l,pr=r; while (sl >=0 && arr1[sl] == arr1[l]) sl--; while (sr < n && arr1[sr] == arr1[r]) sr++; while (pl >=0 && arr2[pl] == arr2[l]) pl--; while (pr < n && arr2[pr] == arr2[r]) pr++; sl=__min(sl,pl); sr=__max(sr,pr); ll i=0; ll j=n-1; ll sll=l; while (i<=sl && l <= r) { ll t=arr2[i]; arr2[i++]=arr2[l]; arr2[l++]=t; } while (j >= sr && r >= l) { ll t=arr2[j]; arr2[j--]=arr2[r]; arr2[r--]=t; } bool pos=true; for (int i=0;i<n;i++) if (arr2[i] == arr1[i]) { pos=false; break; } if (pos) par(n); else cout << "No\n"; }
0
#include <algorithm> #include <climits> #include <cmath> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <set> #include <stack> #include <string> #include <unordered_map> #include <vector> using namespace std; int main() { int n; cin >> n; vector<pair<int, int>> red; vector<pair<int, int>> blue; for (int i = 0; i < n; i++) { int a, b; cin >> a >> b; red.emplace_back(b, a); } for (int i = 0; i < n; i++) { int c, d; cin >> c >> d; blue.emplace_back(c, d); } sort(red.begin(), red.end(), greater<pair<int, int>>()); sort(blue.begin(), blue.end()); int ans = 0; for (auto bit = blue.begin(); bit != blue.end(); bit++) { auto it = red.begin(); while (it != red.end()) { if (it->first < bit->second && it->second < bit->first) { ans++; red.erase(it); break; } it++; } } cout << ans << endl; return 0; }
#include <algorithm> #include <cmath> #include <iostream> #include <vector> using namespace std; #define U(v) cerr << #v << ": " << (v) << endl template <class T> struct BIT { vector<T> a; BIT(int size) : a(size, 0) {} T sum(int r) const { T sm = 0; for (--r; r >= 0; r = (r & r + 1) - 1) sm += a[r]; return sm; } T sum(int l, int r) const { return sum(r) - sum(l); } T at(int i) const { return sum(i, i + 1); } void add(int i, T v) { for (; i < (int)a.size(); i |= i + 1) a[i] += v; } void set(int i, T v) { add(i, v - at(i)); } }; int main() { int n; cin >> n; vector<int> a(n); vector<pair<int, int>> b(n); for (int i = 0; i < n; ++i) { cin >> b[i].first; b[i].second = i; } sort(b.begin(), b.end()); for (int i = 0; i < n; ++i) a[b[i].second] = i; BIT<int> bit(n); long long sm = 0; for (int i = n - 1; i >= 0; --i) { sm += bit.sum(a[i]); bit.add(a[i], 1); } cout << sm << endl; return 0; }
0
#include <bits/stdc++.h> using namespace std; typedef long long LL; const int MOD=1000000007; int n,k; LL fac[4000000],inv_fac[4000000],dp[2001]; void check_mod(LL &a) { if (a>=MOD) a%=MOD; } int ksm(LL a, int b) { LL ret=1ll; while (b) { if (b&1) ret*=a; check_mod(ret); a*=a; check_mod(a); b>>=1; } return ret; } int main() { LL lt; int t; scanf("%d%d",&n,&k); if (k==1) { printf("1\n"); return 0; } fac[0]=1; t=n*k; for (int i = 1; i < t; ++i) { fac[i]=1ll*i*fac[i - 1]; check_mod(fac[i]); } inv_fac[t-1]=ksm(fac[t-1],MOD-2); for (int i=t-2;i;--i) { inv_fac[i]=1ll*(i+1)*inv_fac[i+1]; check_mod(inv_fac[i]); } inv_fac[0]=1; dp[0]=1; t=-2; for (int i=1;i<=n;++i) { t+=k-1; for (int j=0;j<=i;++j) { ++t; lt=fac[t]*inv_fac[t-k+2]; check_mod(lt); lt*=inv_fac[k-2]; check_mod(lt); dp[j]*=lt; if (j) dp[j]+=dp[j - 1]; check_mod(dp[j]); } t-=i+1; } printf("%lld\n",dp[n]*fac[n]%MOD); return 0; }
#include <bits/stdc++.h> using namespace std; const int64_t MOD = 1e9+7; void add(int64_t& a, int64_t b){ a = (a+b) % MOD; } void mul(int64_t& a, int64_t b){ a = a*b % MOD; } vector<int64_t> fact, seq_inv, fact_inv; void create_fact_mod(int num){ fact[0] = fact[1] = 1; for(int i=2; i<=num; i++) fact[i] = fact[i-1] * i % MOD; } void create_seq_inv_mod(int num){ seq_inv[0] = seq_inv[1] = 1; for(int i=2; i<=num; i++) seq_inv[i] = (MOD - MOD/i) * seq_inv[MOD%i] % MOD; } void create_fact_inv_mod(int num){ fact_inv[0] = fact_inv[1] = 1; for(int i=2; i<=num; i++) fact_inv[i] = fact_inv[i-1] * seq_inv[i] % MOD; } void create_mod_tables(int num){ fact.resize(num+1); seq_inv.resize(num+1); fact_inv.resize(num+1); create_fact_mod(num); create_seq_inv_mod(num); create_fact_inv_mod(num); } int64_t comb_mod(int n, int k){ return fact[n] * fact_inv[n-k] % MOD * fact_inv[k] % MOD; } int main(){ int N, K; cin >> N >> K; if(K == 1){ cout << 1 << endl; return 0; } create_mod_tables(N*K); static int64_t dp[2001][2001]; dp[0][0] = fact[N]; for(int i=0; i<=N; i++) for(int j=0; j<=i; j++){ if(i<N) add(dp[i+1][j], dp[i][j]); if(i>=j+1) add(dp[i][j+1], dp[i][j] * comb_mod(N*K - i - j*(K-1) - 1, K-2)); } cout << dp[N][N] << endl; return 0; }
1
#include <bits/stdc++.h> using namespace std; int main() { int A, B, C, D; cin >> A >> B >> C >> D; if (A+B == C+D) { cout << "Balanced" << endl; } else if (A+B >= C+D) { cout << "Left" << endl; } else { cout << "Right" << endl; } return 0; }
#include<iostream> #include<iomanip> #include<vector> #include<map> #include<stack> #include<queue> #include<string> #include<utility> #include<numeric> #include<algorithm> #include<cmath> #include<climits> using namespace std; using ll = long long; class Stream{ public: Stream(){ } //配列以外の入力を受け取る void read(){ } template<typename First, typename... Rest> void read(First& first, Rest&... rest){ cin >> first; read(rest...); } //配列を区切って出力する template<typename T> void write_vec(vector<T>& v, char divider){ for(size_t i = 0; i < v.size(); i++){ cout << v[i] << divider; } } }; int main(){ Stream io; int A, B, C, D; io.read(A, B, C, D); string ans; if(A + B < C + D){ ans = "Right"; } else if(A + B == C + D){ ans = "Balanced"; } else{ ans = "Left"; } cout << ans; return 0; }
1
#include <iostream> using namespace std; int main() { string S,T; cin>>S>>T; cout<<T+S; return 0; }
#include<stdio.h> int main(){ char S[100], T[100]; scanf("%s %s", S, T); printf("%s%s\n", T, S); return 0; }
1
#include <bits/stdc++.h> using namespace std; using ll = long long; #define FOR(i, a, b) for(int i=(a);i<(b);++i) #define rep(i, n) FOR(i, 0, n) #define whole(x) (x).begin(),(x).end() #define UNIQUE(v) v.erase(unique(v.begin(), v.end()), v.end()) using P = pair<int, int>; #define debug(var) cerr << "[" << #var << "] " << var << endl #define chmin(x, y) x = min(x, y) #define chmax(x, y) x = max(x, y) const ll mod = 1000000007; const int dx[] = {-1,0,1,0}; const int dy[] = {0,-1,0,1}; vector<int> v[505]; int main(){ int n, m, Q; cin >> n >> m >> Q; rep(i, m) { int l, r; cin >> l >> r; l--; r--; v[l].push_back(r); } rep(i, n) { sort(whole(v[i])); } rep(qi, Q) { int p, q; cin >> p >> q; p--; q--; int ans = 0; for (int i=p; i<=q; i++) { auto it = upper_bound(whole(v[i]), q); ans += (it-v[i].begin()); } cout << ans << endl; } return 0; }
#include <bits/stdc++.h> #define rep(i,n) for (int i = 0; i < (n); ++i) using namespace std; using ll = long long; using P = pair<int,int>; int main() { ll N, M, Q, L, R; cin >> N >> M >> Q; vector<vector<ll>> sum(N+1, vector<ll>(N+1)); rep(i,M) { cin >> L >> R; ++sum[L][R]; } rep(i,N) rep(j,N) sum[i+1][j+1] += sum[i+1][j]; for (int i = 1; i <= N; ++i) { for (int j = N - 1; j > 0; --j) { sum[j][i] += sum[j+1][i]; } } vector<ll> p(Q), q(Q); rep(i,Q) cin >> p[i] >> q[i]; rep(i,Q) cout << sum[p[i]][q[i]] << endl; }
1
#include <iostream> #include <vector> #include <queue> #include <map> #define INF (int)1e9 void dijkstra(int m, int p, int q, std::vector<std::vector<std::pair<int, int> > > &v); int main(void) { int n; int m; int a; int b; int cost; int time; int k; int p; int q; int r; while (true) { std::cin >> n >> m; if (n == 0 && m == 0) { break; } std::vector<std::vector<std::pair<int, int> > > vcost(m); std::vector<std::vector<std::pair<int, int> > > vtime(m); for (int i = 0; i < n; i++) { std::cin >> a >> b >> cost >> time; --a; --b; vcost[a].push_back(std::make_pair(cost, b)); vcost[b].push_back(std::make_pair(cost, a)); vtime[a].push_back(std::make_pair(time, b)); vtime[b].push_back(std::make_pair(time, a)); } std::cin >> k; for (int i = 0; i < k; i++) { std::cin >> p >> q >> r; --p; --q; if (r == 0) { dijkstra(m, p, q, vcost); } else { dijkstra(m, p, q, vtime); } } } return 0; } void dijkstra(int m, int p, int q, std::vector<std::vector<std::pair<int, int> > > &v) { std::vector<int> rvec(m, INF); rvec[p] = 0; std::priority_queue<std::pair<int, int>, std::vector<std::pair<int, int> >, std::greater<std::pair<int, int> > > pq; std::vector<int> search_count(m, 0); int start_value; int start_target; int end_value; int end_target; pq.push(std::make_pair(rvec[p], p)); while(! pq.empty()) { start_target = pq.top().second; start_value = pq.top().first; pq.pop(); if (search_count[start_target] != 0) { continue; } ++search_count[start_target]; for (int i = 0; i < v[start_target].size(); i++) { end_value = v[start_target][i].first; end_target = v[start_target][i].second; if (rvec[end_target] > end_value + rvec[start_target]) { rvec[end_target] = end_value + rvec[start_target]; pq.push(std::make_pair(rvec[end_target], end_target)); } } } std::cout << rvec[q] << std::endl; return; }
#include <iostream> using namespace std; #define INF 10000000 int t[101][101], s[101][101]; int main(void){ int n,m; while(cin>>n>>m, n){ for(int i=0;i<=m;i++) for(int j=0;j<=m;j++) t[i][j] = s[i][j] = INF; for(int i=0;i<n;i++){ int a,b,cost,time; cin>>a>>b>>cost>>time; t[a][b] = t[b][a] = cost; s[a][b] = s[b][a] = time; } for(int k=1;k<=m;k++){ for(int i=1;i<=m;i++){ for(int j=1;j<=m;j++){ t[i][j] = min(t[i][j],t[i][k]+t[k][j]); s[i][j] = min(s[i][j],s[i][k]+s[k][j]); } } } cin>>n; while(n--){ int a,b,flg; cin>>a>>b>>flg; cout<<(flg?s[a][b]:t[a][b])<<endl; } } return 0; }
1
#include<iostream> #include<queue> using namespace std; #define REP(i, n) for(int i=0; i<n; i++) typedef struct{ int idx[3]; }int3; typedef struct{ int status[20][20]; }int20; typedef vector<pair<int, int > > vecpair; int20 map; int dir[4][2] = {{-1, 0}, {0, 1}, {1, 0}, {0, -1}}; int w, h; pair<int3, vecpair> move(int3 cidx, int d[2], vecpair cstatus){ pair<int3, vecpair> output; int3 nidx; vecpair nstatus = cstatus; int ch = cidx.idx[0]; int cw = cidx.idx[1]; int cs; int20 cmap; cmap = map; REP(i, cstatus.size()){ cmap.status[cstatus[i].first][cstatus[i].second] = 0; } if(cmap.status[ch+d[0]][cw+d[1]]==1){ nidx.idx[0] = -1; nidx.idx[1] = -1; nidx.idx[2] = -1; output = make_pair(nidx, nstatus); return output; } REP(i, 20){ ch += d[0]; cw += d[1]; if(ch<0 || ch>=h || cw<0 || cw>=w || cidx.idx[2]+1 > 10){ nidx.idx[0] = -1; nidx.idx[1] = -1; nidx.idx[2] = -1; output = make_pair(nidx, nstatus); return output; } else { cs = cmap.status[ch][cw]; } if(cs == 0){ continue; } else if(cs == 1){ nstatus.push_back(make_pair(ch, cw)); nidx.idx[0] = ch - d[0]; nidx.idx[1] = cw - d[1]; nidx.idx[2] = cidx.idx[2] + 1; output = make_pair(nidx, nstatus); return output; } else if(cs == 3){ nidx.idx[0] = ch; nidx.idx[1] = cw; nidx.idx[2] = cidx.idx[2] + 1; output = make_pair(nidx, nstatus); return output; } } } int main(){ while(1){ cin >> w >> h; if(w==0){ break; } int3 s; int g[2]; REP(i, h){ REP(j, w){ cin >> map.status[i][j]; if(map.status[i][j] == 2){ s.idx[0] = i; s.idx[1] = j; s.idx[2] = 0; } else if(map.status[i][j] == 3){ g[0] = i; g[1] = j; } } } queue<int3> qidx; queue<vector<pair<int, int> > > qstatus; vector<pair<int, int> > init; qidx.push(s); qstatus.push(init); int output = -1; while(!qidx.empty()){ int3 cidx = qidx.front(); qidx.pop(); vecpair cstatus = qstatus.front(); qstatus.pop(); REP(i, 4){ int3 nidx; vecpair nstatus; pair<int3, vecpair> next = move(cidx, dir[i], cstatus); nidx = next.first; nstatus = next.second; if(nidx.idx[0] == g[0] && nidx.idx[1] == g[1]) { output = nidx.idx[2]; queue<int3> empty; swap(qidx, empty); break; } else if(nidx.idx[0] >= 0){ qidx.push(nidx); qstatus.push(nstatus); } } } cout << output << endl; } }
//#define _GRIBCXX_DEBUG #include <bits/stdc++.h> using namespace std; // ?????¬???????????¬?????? #pragma region MACRO #define P(x) cout << (x) << endl #define p(x) cout << (x) #define PED cout << "\n" #define rep(i,n) for(int i=0; i<(int)n; ++i) #define REP(i,x,n) for(int i=x; i<(int)n; ++i) #define repi(i,n) for(int i=0; i<=(int)n; ++i) #define REPI(i,x,n) for(int i=x; i<=(int)n; ++i) #define ILP while(true) #define FOR(i,c) for(__typeof((c).begin())!=(c).begin(); i!=(c).end(); ++i) #define ALL(c) (c).begin(), (c).end() #define mp make_pair #pragma endregion // ??? #pragma region TYPE_DEF typedef long long ll; typedef pair<int, int> pii; typedef pair<string, string> pss; typedef pair<string, int> psi; typedef pair<int, string> pis; typedef vector<int> vi; typedef vector<double> vd; typedef vector<long double> vld; typedef vector<long> vl; typedef vector<long long> vll; typedef vector<string> vs; #pragma endregion // Effective std #pragma region ESTD template<typename C, typename T> int count(C& c, T t) { return count(ALL(c), t); } template<typename C, typename F> int count_if(C& c, F f) { return count_if(ALL(c), f); } template<typename C, typename T> void erase(C& c, T t) { remove(ALL(c), t), c.end(); } template<typename C> void remove(vector<C>& c, unsigned int index) { c.erase(c.begin()+index); } template<typename C, typename T, typename U> void replace(C& c, T t, U u) { replace(ALL(c), t, u); } template<typename C, typename F, typename U> void replace_if(C& c, F f, U u) { (ALL(c), f, u); } template<typename C> void reverse(C& c) { reverse(ALL(c)); } template<typename C> void sort(C& c) { sort(ALL(c)); } template<typename C, typename Pred> void sort(C& c, Pred p) { sort(ALL(c), p); } #pragma endregion // ?????° #pragma region CONST_VAL constexpr int PI = (2*acos(0.0)); constexpr int EPS = (1e-9); constexpr int MOD = (int)(1e9+7); constexpr int INF = 100000000; #pragma endregion bool is_small(int h1, int w1, int h2, int w2) { int d1 = h1*h1 + w1*w1; int d2 = h2*h2 + w2*w2; if(d1 < d2) return true; else if(d1 > d2) return false; else if(h1<h2) return true; else return false; } int main() { int h, w; while(cin>>h>>w, h) { int mh = 151; int mw = 151; for(int i=1; i<=150; ++i) { for(int j=i+1; j<=150; ++j) { if(i==h&&j==w) continue; if(is_small(i,j,h,w)) continue; if(is_small(i,j,mh,mw)) { mh = i; mw = j; } } } cout << mh << " " << mw << endl; } return 0; }
0
#include <bits/stdc++.h> #define gc( ) std::getchar( ) #define pc( i ) std::putchar( i ) template < typename T > inline T read( ) { register T x = 0; register char ch = gc( ); register bool f = 0; while( !std::isdigit( ch ) ) { f = ( ch == '-' ); ch = gc( ); } while( std::isdigit( ch ) ) { x = x * 10 + ( ch - '0' ); ch = gc( ); } return f ? -x : x; } template < typename T > void print( T x ) { if( x < 0 ) { x = -x; pc( '-' ); } if( x < 10 ) { pc( x + 48 ); return; } print < T > ( x / 10 ); pc( x % 10 + 48 ); return ; } namespace Solution { #define IOS std::ios::sync_with_stdio( false ), std::cin.tie( 0 ), std::cout.tie( 0 ) #define Rep( i, j, k ) for( int i = j; i >= k; --i ) #define rdi( ) read < int > ( ) #define rdl( ) read < long long > ( ) #define pti( i ) print < int > ( i ), putchar( ' ' ) #define ptl( i ) print < long long > ( i ), putchar( ' ' ) #define For( i, j, k ) for( int i = j; i <= k; ++i ) using std::cin; using std::cout; using std::endl; using std::vector; using std::map; using std::queue; using std::deque; using std::set; using std::pair; const int Maxn = 100001; int n, bol, L, Q, bl[ Maxn ], x[ Maxn ], to[ Maxn ], nxt[ Maxn ], out[ Maxn ]; int find( int u ) { int l = u + 1, r = n, ans = u; while( l <= r ) { int mid = l + r >> 1; if( x[ mid ] - x[ u ] <= L ) ans = mid, l = mid + 1; else r = mid - 1; } return ans; } int solve( int l, int r ) { int res = 0; while( bl[ l ] < bl[ r ] ) { res += nxt[ l ]; l = out[ l ]; } while( l < r ) { res++; l = to[ l ]; } return res; } void fakemain( ) { IOS; cin >> n; bol = sqrt( n ); For( i, 1, n ) cin >> x[ i ], bl[ i ] = ( i - 1 ) / bol + 1; cin >> L; For( i, 1, n ) to[ i ] = find( i ); Rep( i, n - 1, 1 ) { if( to[ i ] == n ) { out[ i ] = n; nxt[ i ] = 1; } else { if( to[ i ] > bol * bl[ i ] ) { out[ i ] = to[ i ]; nxt[ i ] = 1; } else { out[ i ] = out[ to[ i ] ]; nxt[ i ] = nxt[ to[ i ] ] + 1; } } } cin >> Q; int l, r; while( Q-- ) { cin >> l >> r; if( l > r ) std::swap( l, r ); cout << solve( l, r ) << '\n'; } return; } } // namespace Solution int main( int argc, char* argv[] ) { Solution::fakemain( ); return 0; }
#include <bits/stdc++.h> #define FOR(i, a, n) for(ll i = (ll)a; i < (ll)n; i++) #define rep(i, n) FOR(i, 0, n) #define ALL(x) (x).begin(), (x).end() using namespace std; typedef long long ll; constexpr ll mod = 1e9 + 7; template <class T> inline bool chmax(T &a, const T b) { if(a >= b) return false; a = b; return true; } template <class T> inline bool chmin(T &a, const T b) { if(a <= b) return false; a = b; return true; } /*-------------------------------------------*/ ll n, l, q; ll x[100009], nxt[100009][17]; int main() { cin.tie(0); ios::sync_with_stdio(0); cin >> n; rep(i, n) cin >> x[i]; cin >> l; ll y = 0; rep(i, n) { while(y + 1 < n && x[i] + l >= x[y + 1]) { y++; } nxt[i][0] = y; } rep(i, 16) rep(j, n) nxt[j][i + 1] = nxt[nxt[j][i]][i]; cin >> q; while(q--) { ll a, b; cin >> a >> b; a--; b--; if(b < a) swap(a, b); ll ans = 1; for(int i = 16; i >= 0; i--) { if(nxt[a][i] < b) { a = nxt[a][i]; ans += 1 << i; } } cout << ans << endl; } return 0; }
1
#pragma region #define _USE_MATH_DEFINES #include <iostream> #include <string> #include <algorithm> #include <cmath> #include <cstdlib> #include <vector> #include <map> #include <queue> #include <stack> #include <set> #include <list> #include <iomanip> #include <cstdint> #include <bitset> using namespace std; typedef long long ll; //#define rep(i, s, e) for (int(i) = (s); (i) < (e); ++(i)) #define rep(i, e) for (int(i) = 0; (i) < (e); ++(i)) #define rrep(i, s) for (int(i) = (s) - 1; (i) >= 0; --(i)) #define all(x) x.begin(),x.end() #pragma region UnionFind struct UnionFind { vector<int> par; UnionFind(int n) : par(n, -1) {} void init(int n) { par.assign(n, -1); } int root(int x) { if (par[x] < 0) return x; else return par[x] = root(par[x]); } bool issame(int x, int y) { return root(x) == root(y); } bool merge(int x, int y) { x = root(x); y = root(y); if (x == y) return false; if (par[x] > par[y]) swap(x, y); par[x] += par[y]; par[y] = x; return true; } int size(int x) { return -par[root(x)]; } }; #pragma endregion #pragma region GCD ll gcd(ll a, ll b) { if (b == 0)return a; return gcd(b, a%b); } #pragma endregion #pragma region LCM ll lcm(ll a, ll b) { return a / gcd(a, b) * b; } #pragma endregion #pragma region chmin template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } #pragma endregion #pragma region chmax template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } #pragma endregion #pragma endregion int main() { int h, w; cin >> h >> w; vector<string> s(h); rep(i, h)cin >> s[i]; ll res = 0; int d[] = { 0,1,0,-1 }; vector<vector<bool>> passed(h, vector<bool>(w)); rep(i, h)rep(j, w) { if (s[i][j] == '.' || passed[i][j])continue; passed[i][j] = true; queue<pair<int, int>> q; q.push(make_pair(i, j)); ll B = 1, W = 0; while (!q.empty()) { int x, y; tie(x, y) = q.front(); q.pop(); rep(k, 4) { int nx = x + d[k]; int ny = y + d[k ^ 1]; if (nx < 0 || h <= nx || ny < 0 || w <= ny)continue; if (passed[nx][ny])continue; if (s[x][y] != s[nx][ny]) { q.push(make_pair(nx, ny)); passed[nx][ny] = true; if (s[nx][ny] == '.')++W; else ++B; } } } res += B * W; } cout << res << endl; }
#include <bits/stdc++.h> #define _GLIBCXX_DEBUG #define rep(i,n) for(int i=0;i<(n);++i) #define repi(i,a,b) for(int i=int(a);i<int(b);++i) #define all(x) (x).begin(), (x).end() #define PI 3.14159265358979323846264338327950L using namespace std; typedef long long ll; typedef long double ld; int main() { int n,k; cin>>n>>k; vector<int> l(n); rep(i,n) cin>>l[i]; sort(all(l)); int ans=0; rep(i,k) ans+=l[n-1-i]; cout<<ans; }
0
#include<bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (int)(n); i++) using namespace std; typedef long long ll; const ll p = 998244353; ll powmod(ll a, ll b){ if(b==0) return 1; if(b%2==1) return (a*powmod(a,b-1)) % p; else{ ll x = powmod(a,b/2); return (x*x) % p; } } ll combinemod(ll a, ll b){ ll x=1,y=1; for(int i=1;i<=b;i++){ y = (y*i)%p; } for(int i=a-b+1;i<=a;i++){ x = (x*i)%p; } return (x * powmod(y,p-2)) % p; } int main(){ int n,m,k; cin >> n >> m >> k; vector<ll> dp1(k+1), dp2(k+1); dp1.at(0) = m * powmod(m-1,n-1) % p; dp2.at(0) = 1; rep(i,k){ dp1.at(i+1) = m*powmod(m-1,n-1-(i+1)) % p; dp2.at(i+1) = (dp2.at(i) * (n-i-1) % p * powmod(i+1,p-2)) % p; } ll tot = 0; rep(i,k+1){ tot += dp1.at(i) * dp2.at(i) % p; tot %= p; } cout << tot << endl; return 0; }
#include<bits/stdc++.h> #define ll long long int #define mod 998244353 #define ld long double #define pb push_back #define inf INT_MAX #define N 1000000 using namespace std; int n,m,k; ll ans=0; ll inv[N+3]; ll fact_inv[N+3]; ll fact[N+3]; //modulo inverse void inverse(){ inv[1]=1;//MMI int i; for(i=2;i<=N;i++){ inv[i]=mod-(mod/i)*inv[mod%i]%mod; } } void factinv(){ int i; fact_inv[0]=1; for(i=1;i<=N;i++){ fact_inv[i]=fact_inv[i-1]*inv[i]%mod; } } void facto(){ int i; fact[0]=1; for(i=1;i<=N;i++){ fact[i]=(fact[i-1]*i)%mod; } } ll power(int a,int b){ if(b==0) return 1; else if(b==1) return a; else{ if(b&1) return ((a%mod)*(power(a,b-1)%mod))%mod; else return ((power(a,b/2)%mod)*(power(a,b/2)%mod))%mod; } } void solve(int p){ ll a=((fact_inv[n-p-1]%mod)*(fact_inv[p]%mod))%mod; ll b=(m*power(m-1,n-p-1)%mod)%mod; ll c=(a*b)%mod; ans+=(fact[n-1]*c)%mod; ans%=mod; } int main(void){ ios_base::sync_with_stdio(false); cin.tie(NULL); int i; cin>>n>>m>>k; facto(); inverse(); factinv(); //cout<<inv[123]<<endl; for(i=0;i<=k;i++) solve(i); cout<<ans<<endl; }
1
#include<bits/stdc++.h> using namespace std; const int N=1e6+5; char s[N],t[N]; int n,ans,l=1,r,last,q[N]; int main(){ scanf("%d%s%s",&n,s+1,t+1),last=n; for(int i=n;i;){ while(last&&(i<last||s[last]!=t[i])) --last; if(!last) {puts("-1");return 0;} while(l<=r&&q[l]-r+l-1>=i) ++l; q[++r]=last; if(i!=last) ans=max(ans,r-l+1); while(t[i]==s[last]&&i>=last) --i; } printf("%d\n",ans); return 0; }
#include <stdio.h> int main (){ int baris,kolom,warna,x; scanf ("%d",&baris); scanf ("%d",&kolom); scanf ("%d",&warna); if (baris > kolom){ x = (warna - 1)/baris +1; } else { x = (warna - 1)/kolom +1; } printf ("%d",x); return 0; }
0
#include <algorithm> #include <cstdio> #include <iostream> #include <map> #include <cmath> #include <queue> #include <set> #include <sstream> #include <stack> #include <string> #include <vector> #include <stdlib.h> #include <stdio.h> #include <bitset> #include <cstring> #include <deque> #include <iomanip> #include <limits> #include <fstream> using namespace std; #define FOR(I,A,B) for(int I = (A); I < (B); ++I) #define CLR(mat) memset(mat, 0, sizeof(mat)) typedef long long ll; int main() { ios::sync_with_stdio(false); cin.tie(0); int n,m;cin>>n>>m; int A[n], B[m]; FOR(i,0,n)cin>>A[i]; FOR(i,0,m)cin>>B[i]; int cnt[n+1]; int ans = -1, num = 0; CLR(cnt); FOR(i,0,m){ FOR(j,0,n){ if(A[j] <= B[i]){ cnt[j+1]++; if(cnt[j+1] > cnt[ans]) ans = j + 1; break; } } } cout << ans << endl; }
#include <iostream> #include <algorithm> #include <vector> using namespace std; int main() { int N, M; cin >> N >> M; vector<int> cost(N); for(int i = 0; i < N; ++i) cin >> cost[i]; vector<int> score(N, 0); while(M--) { int x; cin >> x; for(int i = 0; i < N; ++i) { if(cost[i] <= x) { score[i]++; break; } } } int argmax = find(score.begin(), score.end(), *max_element(score.begin(), score.end())) - score.begin(); cout << argmax + 1 << endl; }
1
#include <iostream> using namespace std; const int BASE = 6200; int N, mod; int dp[6009][12409][3]; long long ret[12409]; void solve(int p1, int p2) { // 最大値を更新する場合 for (int i = 0; i <= 2; i++) { int r = 0; if (i == 0) r = -1; if (i == 1) r = 1; dp[p1][p2][0] += 1LL * dp[p1 - 1][p2 - r][i] % mod; if (dp[p1][p2][0] >= mod) dp[p1][p2][0] -= mod; } // 最大値を更新しない場合 for (int i = 1; i <= 2; i++) { dp[p1][p2][i] += 1LL * (p1 - 1LL) * dp[p1 - 1][p2][i - 1] % mod; if (dp[p1][p2][i] >= mod) dp[p1][p2][i] -= mod; } } int main() { cin >> N >> mod; dp[1][BASE][0] = 1; for (int i = 2; i <= 3 * N; i++) { for (int j = 1; j <= BASE * 2 - 1; j++) { solve(i, j); } } for (int i = 1; i <= BASE * 2 - 1; i++) { for (int j = 0; j <= 2; j++) { int r = 0; if (j == 0) r = -1; if (j == 1) r = 1; ret[i + r] += dp[3 * N][i][j]; } } long long Answer = 0; for (int i = 0; i <= BASE; i++) Answer += ret[i]; cout << Answer % mod << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int64_t MOD; void add(int64_t& a, int64_t b){ a = (a+b) % MOD; } void mul(int64_t& a, int64_t b){ a = a*b % MOD; } vector<int64_t> fact, seq_inv, fact_inv; void create_fact_mod(int num){ fact[0] = fact[1] = 1; for(int i=2; i<=num; i++) fact[i] = fact[i-1] * i % MOD; } void create_seq_inv_mod(int num){ seq_inv[0] = seq_inv[1] = 1; for(int i=2; i<=num; i++) seq_inv[i] = (MOD - MOD/i) * seq_inv[MOD%i] % MOD; } void create_fact_inv_mod(int num){ fact_inv[0] = fact_inv[1] = 1; for(int i=2; i<=num; i++) fact_inv[i] = fact_inv[i-1] * seq_inv[i] % MOD; } void create_mod_tables(int num){ fact.resize(num+1); seq_inv.resize(num+1); fact_inv.resize(num+1); create_fact_mod(num); create_seq_inv_mod(num); create_fact_inv_mod(num); } int64_t comb_mod(int n, int k){ return fact[n] * fact_inv[n-k] % MOD * fact_inv[k] % MOD; } int64_t perm_mod(int n, int k){ return fact[n] * fact_inv[n-k] % MOD; } int64_t power_mod(int64_t num, int64_t power){ int64_t prod = 1; num %= MOD; while(power > 0){ if(power&1) prod = prod * num % MOD; num = num * num % MOD; power >>= 1; } return prod; } int64_t extgcd(int64_t a, int64_t b, int64_t& x, int64_t& y){ int64_t d = a; if(b != 0){ d = extgcd(b, a%b, y, x); y -= (a/b) * x; }else{ x = 1; y = 0; } return d; } int64_t inv_mod(int64_t a){ int64_t x, y; extgcd(a, MOD, x, y); return (MOD + x%MOD) % MOD; } int main(){ int N; cin >> N >> MOD; create_mod_tables(10000); static int64_t dp[6010][4001]; dp[3*N][N] = 1; for(int i=3*N; i>0; i--) for(int j=0; j<=2*N; j++){ add(dp[i-1][min(2*N, j+1)], dp[i][j]); if(i>=2 && j > 0) add(dp[i-2][j-1], dp[i][j] * (i-1)); if(i>=3) add(dp[i-3][j], dp[i][j] * (i-1) * (i-2)); } int64_t ans = 0; for(int j=N; j<=2*N; j++) add(ans, dp[0][j]); cout << ans << endl; return 0; }
1
#include <bits/stdc++.h> using namespace std::literals::string_literals; using i64 = long long; using std::cout; using std::endl; using std::cin; template<typename T> std::vector<T> make_v(size_t a){return std::vector<T>(a);} template<typename T,typename... Ts> auto make_v(size_t a,Ts... ts){ return std::vector<decltype(make_v<T>(ts...))>(a,make_v<T>(ts...)); } const int MOD = 998244353; int main() { int n; scanf("%d", &n); std::vector<int> a(n); for(int i = 0; i < n; i++) scanf("%d", &a[i]); sort(begin(a), end(a)); int s = 0; for(auto v: a) s += v; auto dp = make_v<i64>(n + 1, s + 1); dp[0][0] = 1; for(int i = 0; i < n; i++) { for(int j = 0; j < s; j++) { if(!dp[i][j]) continue; (dp[i + 1][j + a[i]] += dp[i][j]) %= MOD; (dp[i + 1][j] += dp[i][j]) %= MOD; (dp[i + 1][j] += dp[i][j]) %= MOD; } } i64 ans = 1; for(int i = 0; i < n; i++) (ans *= 3LL) %= MOD; i64 sub = 0; for(int i = (s + 1) / 2; i <= s; i++) (sub += dp[n][i]) %= MOD; if(!(s & 1)) { auto dp2 = make_v<i64>(n + 1, s + 1); dp2[0][0] = 1; for(int i = 0; i < n; i++) { for(int j = 0; j < s; j++) { if(!dp2[i][j]) continue; (dp2[i + 1][j + a[i]] += dp2[i][j]) %= MOD; (dp2[i + 1][j] += dp2[i][j]) %= MOD; } } (sub -= dp2[n][s / 2] - MOD) %= MOD; } printf("%lld\n", (ans - 3 * sub % MOD + MOD) % MOD); return 0; }
#include <bits/stdc++.h> using namespace std; #define MOD 998244353 int n, a[330], dp[300*303], d2[300*303], ans = 1, sum; int expo(int b, int e) { if(e == 0) return 1; if(e & 1) return 1ll * b * expo(1LL * b * b % MOD, e >> 1) % MOD; return expo(1LL * b * b % MOD, e >> 1); } int inv_mod(int x) { return expo(x, MOD - 2); } int main() { scanf("%d", &n); dp[0] = d2[0] = 1; for(int i = 0; i < n; i++) { scanf("%d", &a[i]); sum += a[i]; ans = 3LL * ans % MOD; for(int v = n * 300; v >= 0; v--) { dp[v] = (2LL * dp[v] % MOD + (v >= a[i] ? dp[v - a[i]] : 0)) % MOD; d2[v] = (d2[v] % MOD + (v >= a[i] ? d2[v - a[i]] : 0)) % MOD; } } for(int i = sum; 2*i >= sum; i--) ans = (ans - 3LL * dp[i] % MOD + MOD) % MOD; if(sum % 2 == 0) ans = (ans + 3LL * d2[sum/2] % MOD) % MOD; printf("%d\n", ans); return 0; }
1
#include<bits/stdc++.h> #define dro first #define adg second.first #define mog second.second #define ll long long using namespace std; const int N = 500001; int n,r,pos,l,x,U,D,S; long long ans; int K; string s; int fix[100],fix1[100],A[100],B[100]; int dp[305][305][305]; int main(){ cin>>s; n=s.size(); cin>>K; for(int j=0;j<n;j++) for(int l=0;l+j<n;l++) for(int k=0;k<=K;k++){ int r = l+j; if(l==r){ dp[l][r][k] = 1; continue; //dp[l][r][1] = 1 } if(l+1==r){ if(k==0){ dp[l][r][k] = 1; if(s[l] == s[r]) dp[l][r][k] = 2; } else { dp[l][r][k] = 2; } continue; } dp[l][r][k] = max( dp[l+1][r][k], dp[l][r-1][k]); //cout<<dp[l+1][r][k]<<" "<<l<<" "<<r<<" "<<k<<endl; //cout<<dp[l][r-1][k]<<" "<<l<<" "<<r<<" "<<k<<endl; if(s[l]==s[r]) dp[l][r][k] = max( dp[l][r][k], dp[l+1][r-1][k] + 2); else { if(k-1>=0) dp[l][r][k] = max( dp[l][r][k], dp[l+1][r-1][k-1] + 2); } //cout<<dp[l][r][k]<<" "<<l<<" "<<r<<" "<<k<<endl; } cout<<dp[0][n-1][K]<<endl; }
#include<bits/stdc++.h> using namespace std; inline void upmax(short &x,const short &y){if(y>x) x=y;} const int N=105; short f[N][N][N][N]; short sum1[N][N],sum2[N][N]; int n,m,tx,ty; void gao() { int limu=tx-1,limd=n-tx,liml=ty-1,limr=m-ty; for(int u=0;u<=limu;u++) for(int d=0;d<=limd;d++) for(int l=0;l<=liml;l++) for(int r=0;r<=limr;r++) { int L=max(ty-l,r+1),R=min(ty+r,m-l); if(L<=R) { upmax(f[u+1][d][l][r],f[u][d][l][r]+(tx-u-1>=d+1?sum1[tx-u-1][R]-sum1[tx-u-1][L-1]:0)); upmax(f[u][d+1][l][r],f[u][d][l][r]+(tx+d+1<=n-u?sum1[tx+d+1][R]-sum1[tx+d+1][L-1]:0)); } L=max(tx-u,d+1),R=min(tx+d,n-u); if(L<=R) { upmax(f[u][d][l+1][r],f[u][d][l][r]+(ty-l-1>=r+1?sum2[R][ty-l-1]-sum2[L-1][ty-l-1]:0)); upmax(f[u][d][l][r+1],f[u][d][l][r]+(ty+r+1<=m-l?sum2[R][ty+r+1]-sum2[L-1][ty+r+1]:0)); } } printf("%d\n",f[limu][limd][liml][limr]); } int main() { static char s[105]; scanf("%d%d",&n,&m); for(int i=1;i<=n;i++) { scanf("%s",s+1); for(int j=1;j<=m;j++) { if(s[j]=='E') tx=i,ty=j; sum1[i][j]=sum1[i][j-1]+(s[j]=='o'); sum2[i][j]=sum2[i-1][j]+(s[j]=='o'); } } gao(); }
0
#include<iostream> #include<string> #include<map> #include<algorithm> using namespace std; typedef long long ll; const int Max = 1e3 + 7; int lst[Max]; int n; bool check() { for (int i = 1; i <= n; i++) { if (lst[i] % 2 != 0) return false; else lst[i] /= 2; } return true; } int main() { cin >> n; for (int i = 1; i <= n; i++)scanf("%d", &lst[i]); int g = 0; while (check()) { g++; } cout << g; }
#include <bits/stdc++.h> using namespace std; typedef long long ll; ll gcd( ll x, ll y ); ll lcm( ll x, ll y ); int main() { int n, c, a[11]; while ( true ) { memset( a, 0, sizeof(a) ); scanf("%d", &n ); if ( n == 0 ) break; for ( int i = 0; i < n; i++ ) { scanf("%d", &c ); a[c]++; } for ( int i = 0; i < 10; ++i ) { if ( a[i] != 0 ) { for ( int j = 0; j < a[i]; ++j ) { printf("*"); } } else { printf("-"); } putchar('\n'); } } return 0; } ll gcd( ll x, ll y ) { if ( y == 0 ) return x; return gcd( y, x % y ); } ll lcm( ll x, ll y ) { return x / gcd( x, y ) * y; }
0
#include <bits/stdc++.h> using namespace std; #define ll long long int //#define f(i,a,n) for(ll i=a;i<n;i++) #define fast ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0) ll isPrime(int n) { // Corner cases if (n <= 1) return 1; if (n <= 3) return 2; // This is checked so that we can skip // middle five numbers in below loop if (n % 2 == 0 || n % 3 == 0) return 1; for (int i = 5; i * i <= n; i = i + 6) if (n % i == 0 || n % (i + 2) == 0) return 1; return 2; } ll fact(ll n){ll res = 1;for (ll i = 2; i <= n; i++)res = res * i,res%=1000000007; return res; } int gcd(int a, int b) { if (b == 0) return a; return gcd(b, a % b); } ll findlcm(ll arr[], int n) { ll ans = arr[0]; for (int i = 1; i < n; i++) ans = (((arr[i] * ans)) / (gcd(arr[i], ans))); return ans; } int main() { fast; ll t=1; //cin>>t; while(t--) { double r,g; cin>>r>>g; cout<<2*g-r; } return 0; }
#include<iostream> #include<vector> using namespace std; int main() { int n, m, s, c; int ans = 0; vector<int> a(5, -1); cin >> n >> m; for (int i = 0; i < m; i++) { cin >> s >> c; if (s == 1 && c == 0 && n != 1) ans = -1; if (a[s] == -1 || a[s] == c) a[s] = c; else ans = -1; } if (ans == -1) cout << ans << endl; else { if (a[1] == -1 && n != 1) a[1] = 1; for(int i = 1; i <= n; i++) { if (a[i] == -1) a[i] = 0; cout << a[i]; } cout << endl; } }
0
#include<iostream> #include<string> #include<vector> #include<algorithm> #include<bitset> #include<set> #include<map> #include<stack> #include<queue> #include<deque> #include<list> #include<iomanip> #include<cmath> #include<cstring> #include<functional> #include<cstdio> #include<cstdlib> using namespace std; #define repr(i, a, b) for (int i = (int)(a); i < (int)(b); i++) #define rep(i, n) repr(i, 0, n) #define INF 2e9 #define MOD 1000000007 //#define MOD 998244353 #define LINF (long long)4e18 #define jck 3.141592 const double EPS = 1e-10; using ll = long long; using Pi = pair<int,int>; using Pl = pair<ll,ll>; int main(){ int N,M; cin >> N >> M; vector<vector<int>> A(N,vector<int>(M)); rep(i,N)rep(j,M){ cin >> A[i][j]; A[i][j]--; } vector<int> id(N); vector<vector<bool>> used(N,vector<bool>(M,false)); int ans = INF; while(true){ vector<int> s(M); bool ok = true; rep(i,N){ while(used[i][id[i]]){ id[i]++; if(id[i] >= M) ok = false; } if(!ok) break; s[A[i][id[i]]]++; } if(!ok) break; int now = 0; int dame = 0; rep(i,M){ if(now < s[i]){ now = s[i]; dame = i; } } rep(i,N)rep(j,M){ if(A[i][j] == dame) used[i][j] = true; } ans = min(ans,now); } cout << ans << endl; }
#include "bits/stdc++.h" using namespace std; #define int long long #define FOR(i, a, b) for(int i=(a);i<(b);i++) #define RFOR(i, a, b) for(int i=(b-1);i>=(a);i--) #define REP(i, n) for(int i=0; i<(n); i++) #define RREP(i, n) for(int i=(n-1); i>=0; i--) #define REP1(i, n) for(int i=1; i<=(n); i++) #define RREP1(i, n) for(int i=(n); i>=1; i--) #define ALL(a) (a).begin(),(a).end() #define UNIQUE_SORT(l) sort(ALL(l)); l.erase(unique(ALL(l)), l.end()); #define CONTAIN(a, b) find(ALL(a), (b)) != (a).end() #define out(...) printf(__VA_ARGS__) #if DEBUG #define debug(...) printf(__VA_ARGS__) #else #define debug(...) /* ... */ #endif template<class T>bool chmax(T &a,const T &b){if(a<b){a=b;return true;}return false;} template<class T>bool chmin(T &a,const T &b){if(b<a){a=b;return true;}return false;} void _OUT() {}; template<class H, class... T> void _OUT(H &h, T &... t) { cout<<' '<<h; _OUT(t...); }; template<class H, class... T> void _P(H &h, T &... t) { cout<<h; _OUT(t...); }; #define _PN(...) _P(__VA_ARGS__); cout << endl; #define EXEC(...) void exec() { (__VA_ARGS__ - 1) ? multi() : solve(0); } void exec(); void solve(int t); void multi() { int TT; cin>>TT; REP1(t,TT) solve(t); } signed main() { #if DEBUG std::ifstream in("input.txt"); std::cin.rdbuf(in.rdbuf()); #endif cin.tie(0); ios::sync_with_stdio(false); exec(); return 0; } /*================================*/ #if DEBUG #define SIZE 10 #else #define SIZE 333 #endif int N,M; int A[SIZE][SIZE]; void solve(int _t) { cin>>N>>M; REP(n,N) { REP(m,M) { cin>>A[n][m]; A[n][m]--; } } int ans = INT_MAX; vector<int> NG(M,0); REP(_,M) { vector<int> C(M,0); REP(n,N) { REP(m,M)if(!NG[A[n][m]]) { C[A[n][m]]++; break; } } int cnt = 0; int mai = -1; REP(m,M) if (chmax(cnt, C[m])) mai=m; debug("mai:%lld, cnt:%lld\n",mai,cnt); chmin(ans,cnt); NG[mai]=1; } _PN(ans); } EXEC(1)
1
#include <stdio.h> int main() { int i; int mark[2] = { 0 }; int a, b, n; while ((scanf("%d", &n)) != EOF) { mark[0] = 0; mark[1] = 0; if (n == 0) break; for (i = 0; i < n; i++) { if (scanf("%d%d", &a, &b) == EOF) break; if (a < b) mark[1] += (a + b); else if (a > b) mark[0] += (a + b); else { mark[1] += a; mark[0] += a; } } printf("%d %d\n", mark[0], mark[1]); } return 0; }
#include <bits/stdc++.h> #define pp push_back #define pf push_front #define mp make_pair #define fs first #define sc second #define sf scanf using namespace std; typedef long long ll; typedef unsigned long long ull; typedef pair<int, int> ii; const int N = (int) 1e6; const int INF = (int) 1e9 + 7; bool comp(ii a, ii b) { int x = max(a.fs, a.sc) - a.sc; int y = max(b.fs, b.sc) - b.sc; return x > y; } int main(int argc, char *argv[]) { // ios_base::sync_with_stdio(false); // cin.tie(NULL); int n; sf("%d", &n); char s[N + 7]; int l = 0, r = 0; vector<ii> a; vector<ii> b; for (int j = 0; j < n; ++j) { sf("%s", s); int x = 0; int y = 0; for (int i = 0; i < strlen(s); ++i) { if (s[i] == '(') { ++x; } else { if (x < 1) { ++y; } else { --x; } } } if (x > 0 && y > 0) { if (x > y) { a.pp(mp(y, x)); } else { b.pp(mp(y, x)); } } else { l += x; r += y; } } sort(a.begin(), a.end()); for (int i = 0; i < a.size(); ++i) { if (l < a[i].fs) { puts("No"); return 0; } l += a[i].sc - a[i].fs; if (l < 0) { puts("No"); return 0; } } sort(b.begin(), b.end(), greater<ii>()); for (int i = 0; i < b.size(); ++i) { if (l < b[i].fs) { puts("No"); return 0; } l += b[i].sc - b[i].fs; if (l < 0) { puts("No"); return 0; } } puts(l == r ? "Yes" : "No"); return 0; }
0
#include <iostream> using namespace std; int main(void) { int n; while(cin>>n){ int date[11][11]={0}; if(!n) break; for(int i=0; i<n; i++){ for(int j=0; j<n; j++){ cin >> date[i][j]; } } for(int i=0;i<n;i++){ for(int j=0; j<n; j++){ date[i][n] += date[i][j]; } } for(int i=0;i<=n;i++){ for(int j=0; j<n; j++){ date[n][i] += date[j][i]; } } for(int i=0; i<=n; i++){ for(int j=0; j<=n; j++){ printf("%5d",date[i][j]); } cout << "\n"; } } return 0; }
#include <iostream> #include <cstdio> #include <string> using namespace std; #define loop(i,a,b) for(int i=(a); i<(int)(b); i++) #define rep(i,b) loop(i,0,b) int main(){ int n; while (cin >> n, n){ int v[10] = {}; rep(i, n){ int s = 0; rep(j, n){ int t; cin >> t; printf("%5d", t); s += t; v[j] += t; } printf("%5d\n", s); } int s = 0; rep(i, n){ printf("%5d", v[i]); s += v[i]; } printf("%5d\n", s); } }
1
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef long double ld; #define REP(i, n) for (int i = 0; i < (n); i++) const long double EPS = 1e-10; const long long INF = 1e18; const long double PI = acos(-1.0L); ll gcd(ll a, ll b){ if(b==0){ return a; } return gcd(b , a%b); } int main() { int n,m,x,y; cin>>n>>m>>x>>y; int a[n],b[m]; REP(i,n){ cin>>a[i]; } REP(i,m){ cin>>b[i]; } int max_a = INT_MIN; int min_b = INT_MAX; REP(i,n){ max_a = max(max_a,a[i]); } REP(i,m){ min_b = min(min_b,b[i]); } int ans; int flag = 0; for(int i=x+1;i<y;i++){ if( i > max_a && i<=min_b){ flag = 1; ans = i; break; } } if(flag){ cout<<"No War\n"; } else{ cout<<"War\n"; } return 0; }
#include <algorithm> #include <iostream> #include <vector> using namespace std; int main() { int n, m; cin >> n >> m; vector<int> xs(n + 1), ys(m + 1); cin >> xs[0] >> ys[0]; for (int i = 1; i <= n; ++i) cin >> xs[i]; for (int i = 1; i <= m; ++i) cin >> ys[i]; if (*max_element(xs.begin(), xs.end()) < *min_element(ys.begin(), ys.end())) cout << "No War" << endl; else cout << "War" << endl; }
1
#include<iostream> #include<algorithm> #include<functional> #include<iomanip> #include<stdio.h> #include<stdlib.h> using namespace std; int main(){ int n,k; while(cin>>n>>k){ if(n==0){ break; } int d[20]={},cnt[10000]={},c; for(int i=0;i<n;i++){ cin>>d[i]; } if(k==2){ c=0; for(int i=0;i<n;i++){ for(int j=0;j<n;j++){ if(i!=j){ if(d[j]>=10){ cnt[c]+=d[i]*100+d[j]; } else{ cnt[c]+=d[i]*10+d[j]; } c++; } } } } if(k==3){ c=0; for(int i=0;i<n;i++){ for(int j=0;j<n;j++){ if(i!=j){ for(int k=0;k<n;k++){ if(i!=k && j!=k){ if(d[k]>=10){ if(d[j]>=10){ cnt[c]=d[i]*10000+d[j]*100+d[k]; } else{ cnt[c]=d[i]*1000+d[j]*100+d[k]; } } else{ if(d[j]>=10){ cnt[c]=d[i]*1000+d[j]*10+d[k]; } else{ cnt[c]=d[i]*100+d[j]*10+d[k]; } } c++; } } } } } } if(k==4){ c=0; for(int i=0;i<n;i++){ for(int j=0;j<n;j++){ if(i!=j){ for(int k=0;k<n;k++){ if(i!=k && j!=k){ for(int l=0;l<n;l++){ if(i!=l && j!=l && k!=l){ if(d[l]>=10){ if(d[k]>=10){ if(d[j]>=10){ cnt[c]=d[i]*1000000+d[j]*10000+d[k]*100+d[l]; } else{ cnt[c]=d[i]*100000+d[j]*10000+d[k]*100+d[l]; } } else{ if(d[j]>=10){ cnt[c]=d[i]*100000+d[j]*1000+d[k]*100+d[l]; } else{ cnt[c]=d[i]*10000+d[j]*1000+d[k]*100+d[l]; } } } else{ if(d[k]>=10){ if(d[j]>=10){ cnt[c]=d[i]*100000+d[j]*1000+d[k]*10+d[l]; } else{ cnt[c]=d[i]*10000+d[j]*1000+d[k]*10+d[l]; } } else{ if(d[j]>=10){ cnt[c]=d[i]*10000+d[j]*100+d[k]*10+d[l]; } else{ cnt[c]=d[i]*1000+d[j]*100+d[k]*10+d[l]; } } } c++; } } } } } } } } sort(cnt,cnt+c+1,greater<int>()); int ans=0; for(int i=0;i<c;i++){ if(cnt[i]>cnt[i+1]){ ans++; } } cout<<ans<<endl; } return 0; }
#include<cstdio> #include<algorithm> #include<vector> #include<sstream> #include<cstdlib> using namespace std; int main(){ while(1){ int n,k; scanf("%d%d",&n,&k); if(n==0) break; vector<int> card(n); for(int i=0;i<n;i++){ scanf("%d",&card[i]); } sort(card.begin(),card.end()); vector<int> data; do{ stringstream sst; for(int i=0;i<k;i++){ sst<<card[i]; } data.push_back(atoi(sst.str().c_str())); reverse( card.begin()+k,card.end()); }while( next_permutation(card.begin(),card.end()) ); sort(data.begin(),data.end()); printf("%d\n",distance(data.begin(),unique(data.begin(),data.end())) ); } }
1
//http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=ALDS1_6_B&lang=jp #include <iostream> using namespace std; void swap(int A[],int i,int j){ int buf = A[j]; A[j] = A[i]; A[i] = buf; } int partition(int A[], int l, int r){ const int x = A[r]; //????????¨????????? int i = l-1; //??§???????????????????????¨??????????????????-1 for(int j = l; j < r; j++){ //j?????????????????£???????????¨??????????????????????????¨???????????? if (A[j] <= x){ i += 1; //??´??????????????????????????¨??? swap(A,i,j); } } swap(A,i+1,r); return i+1; } int main(){ int n; cin >> n; int S[n]; for(int i=0; i<n; i++){ cin >> S[i]; }//???????????????????????? int mark = partition(S,0,n-1); for(int i=0; i<mark; i++){ cout << S[i] << " "; } cout << "[" << S[mark] << "] "; for(int i=mark+1; i<n-1; i++){ cout << S[i] << " "; } cout << S[n-1] << endl; return 0; }
#include <iostream> #include <vector> #include <algorithm> using namespace std; typedef long long lli; typedef vector<lli> vll; lli partition(vll& a,lli p,lli r){ lli x = a[r]; lli i = p-1; for(lli j = p;j < r;j++){ if(a[j] <= x){ i++; swap(a[j],a[i]); } } swap(a[i+1],a[r]); return i+1; } lli n; vll a; int main(){ cin >> n; a = vll(n); for(lli i = 0;i < n;i++) cin >> a[i]; lli p = partition(a,0,n-1); for(lli i = 0;i < n;){ if(i == p) cout << "["; cout << a[i]; if(i == p) cout << "]"; if(++i < n) cout << " "; else cout << endl; } return 0; }
1
#include <iostream> #include <vector> #include <string> using namespace std; int main() { while( true ) { long long int n; cin >> n; if ( n == 0 ) break; vector< long long int > k; for ( long long int i = 0; i < n; i++ ) { long long int in; cin >> in; k.push_back( in ); } string s; cin >> s; for ( long long int j = 0; j < s.size(); j++ ) { long long int b = k[ j % k.size() ]; if ( b >= 26 ) { b -= 26; if ( s[j] >= 'a' && s[j] <= 'z' ) { s[j] += 'A' - 'a'; }else { s[j] += 'a' - 'A'; } } if ( s[j] >= 'a' && s[j] <= 'z' ) { s[j] -= b; if ( s[j] < 'a' ) { s[j] += 26; s[j] += 'A' - 'a'; } }else { s[j] -= b; if ( s[j] < 'A' ) { s[j] += 26; s[j] += 'a' - 'A'; } } } cout << s << endl; } return 0; }
#include<iostream> #include<queue> #define loop(i,a,b) for(int i=a;i<b;i++) #define rep(i,a) loop(i,0,a) using namespace std; int main(){ int n,m,dt; while(1){ cin>>n>>m; if(!(n&&m))break; priority_queue<int> que; rep(i,n){cin>>dt;que.push(dt);} int cnt=0,sum=0; while(!que.empty()){ cnt++; if(cnt!=m)sum+=que.top(); else cnt=0; que.pop(); } cout<<sum<<endl; } return 0; }
0
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; const ll MOD = 1000000007; const ld PI = acos(-1); const ld EPS = 0.0000000001; const ll LINF = 1001002003004005006ll; const int INF = 1001001001; #define rep(i, n) for(ll i=0; i<(ll)(n); i++) #define repd(i, n) for(ll i=n-1; 0<=i; i--) #define FOR(i, a, b) for(ll i=a; i<(ll)(b); i++) #define FORD(i, a, b) for(ll i=b-1; (ll)(a)<=i; i--) #define ALL(x) x.begin(), x.end() #define MAX(x) *max_element(ALL(x)) #define MIN(x) *min_element(ALL(x)) int dx[4] = {1, 0, -1, 0}; int dy[4] = {0, 1, 0, -1}; string YES[2] = {"NO", "YES"}; string yes[2] = {"No", "Yes"}; int main(){ ll n; cin >> n; vector<ll> a(n); rep(i, n) cin >> a[i]; vector<ll> csum(n+1, 0); rep(i, n) csum[i+1] = (csum[i]+a[i])%MOD; ll res=0; rep(i, n){ res += (a[i]*((csum[n]-csum[i+1]+MOD)%MOD))%MOD; res %= MOD; } cout << res << endl; }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin>>n; vector<long long> a(n); for(int i=0;i<n;i++){ cin>>a.at(i); } long long sum=0; for(int i=0;i<n;i++){ sum=(sum+a.at(i))%1000000007; } long long ans=0; ans=(sum*sum)%1000000007; for(int i=0;i<n;i++){ ans=(ans-(a.at(i)*a.at(i))%1000000007)%1000000007; } if(ans<0){ ans=1000000007+ans; } ans=((ans*1000000008)/2)%1000000007; cout<<ans; }
1
#include <bits/stdc++.h> //#include <atcoder/all> //using namespace atcoder; using namespace std; #define rep(i,n) for (int i = 0; i < (n); i++) typedef pair<int,int> P; typedef long long ll; int main() { int a, b; cin >> a >> b; int sum = 1, cnt = 0; while(sum < b) { sum += a-1; cnt++; } cout << cnt << endl; return 0; }
#include<iostream> #include <algorithm> #include <vector> #include <cstdlib> #include <sstream> #include <vector> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define rep2(i, s, n) for (int i = (s); i < (int)(n); i++) int main() { int a, b,i=0; cin >> a >> b; while (1) { if (a * i - i + 1 >= b) { cout << i << endl; return 0; } i++; } return 0; }
1
#include<bits/stdc++.h> using namespace std; #define rep(i,a,b) for(int i=a;i<b;i++) #define rrep(i,a,b) for(int i=a;i>=b;i--) #define erep(i,a,n) for(int i = a;i<=n;i++) typedef long long ll; #define int long long #define vint vector<int> #define vvint vector<vector<int>> #define vstring vector<string> #define vdouble vector<double> #define vll vector<ll>: #define vbool vector<bool> #define INF 1101010101010101010 #define MOD 1000000007 #define P pair<int,int> template<class T>bool chmax(T &a, const T &b) { if (a<b) { a = b; return 1; } return 0; } template<class T>bool chmin(T &a, const T &b) { if (b<a) { a = b; return 1; } return 0; } const int MAXN = 1010; const int MAXV = MAXN*(MAXN-1)/2; vint to[MAXV]; int id[MAXN][MAXN]; bool visited[MAXV]; int dp[MAXV]; bool calculated[MAXV]; int dfs(int a){ if(visited[a]){ if(!calculated[a]){ return -1; } return dp[a]; } visited[a] = true; dp[a] = 1; for(int p:to[a]){ int u = dfs(p); if(u == -1){ return -1; } dp[a] = max(dp[a],u+1); } calculated[a] = true; return dp[a]; } int toID(int a,int b){ if(a < b) swap(a,b); return id[a][b]; } signed main(){ int n; cin >> n; vvint A(n,vint(n-1)); rep(i,0,n){ rep(j,0,n-1){ cin >> A[i][j]; A[i][j]--; } } int v = 0; rep(i,0,n){ rep(j,0,n){ if(i > j){ id[i][j] = v; v++; } } } rep(i,0,n){ rep(j,0,n-1){ A[i][j] = toID(i,A[i][j]); } } rep(i,0,n){ rep(j,0,n-2){ to[A[i][j+1]].push_back(A[i][j]); } } int ans = 0; rep(i,0,v){ int res = dfs(i); if(res == -1){ cout << -1 << endl; return 0; } ans = max(ans,res); } cout << ans << endl; }
#include<bits/stdc++.h> using namespace std; #define int long long #define ALL(x) (x).begin(),(x).end() #define MAX(x) *max_element(ALL(x)) #define MIN(x) *min_element(ALL(x)) typedef pair<int,int> PI; typedef pair<int,pair<int,int>> PII; static const int INF=1010000000000000017LL; static const double eps=1e-12; static const double pi=3.14159265358979323846; static const int dx[4]={1,-1,0,0}; static const int dy[4]={0,0,1,-1}; static const int ddx[8]={1,-1,0,0,1,1,-1,-1}; static const int ddy[8]={0,0,1,-1,1,-1,1,-1}; template<class T> inline bool chmin(T& a,T b){if(a>b){a=b;return true;}return false;} template<class T> inline bool chmax(T& a,T b){if(a<b){a=b;return true;}return false;} int N; int A[200005],B[200005]; int C[200005],D[200005]; signed main(){ cin>>N; for(int i=0;i<N;++i)cin>>A[i]; for(int i=0;i<N;++i)cin>>B[i]; for(int i=0;i<N;++i){ C[A[i]]++; D[B[i]]++; } int ma=0; for(int i=1;i<=N;++i){ if(C[i]+D[i]>N){ cout<<"No\n"; return 0; } C[i]+=C[i-1]; D[i]+=D[i-1]; chmax(ma,C[i]-D[i-1]); } cout<<"Yes\n"; for(int i=0;i<N;++i){ cout<<B[(i-ma+N)%N]; if(i!=N-1)cout<<" "; } cout<<"\n"; }
0
#include<bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; const long long INF=INT_MAX/4; const long long MOD=998244353; const double EPS=1e-14; const bool DEBUG=false; const string YES = "YES"; const string NO = "NO"; const string Yes = "Yes"; const string No = "No"; template<class T> void debug(T head){ if(DEBUG){ cout<<head<<endl; } } template <class Head, class... Body> void debug(Head head, Body... body){ if(DEBUG){ cout<<head<<" "; debug(body...); } } ///// void answer(ll sx, ll sy, ll tx, ll ty){ for(int i=sy; i<ty; ++i){ cout<<"U"; } for(int i=sx; i<tx; ++i){ cout<<"R"; } for(int i=sy; i<ty; ++i){ cout<<"D"; } for(int i=sx; i<tx; ++i){ cout<<"L"; } cout<<"L"; for(int i=sy; i<ty+1; ++i){ cout<<"U"; } for(int i=sx; i<tx+1; ++i){ cout<<"R"; } cout<<"D"; cout<<"R"; for(int i=sy; i<ty+1; ++i){ cout<<"D"; } for(int i=sx; i<tx+1; ++i){ cout<<"L"; } cout<<"U"; cout<<endl; return; } ///// int main(int argc, char* argv[]){ cin.tie(0); ios::sync_with_stdio(0); cout.precision(16); ll sx, sy, tx, ty; cin>>sx>>sy>>tx>>ty; answer(sx, sy, tx, ty); return 0; }
#pragma GCC optimize("O3") #include<bits/stdc++.h> #define sp " " #define endl "\n" #define MAX 10e9 #define MAXN 100001 #define mod 1000000007 #define inf_int 2e9 #define inf_ll 2e18 #define e 1e-9 #define vi vector<int> #define vl vector<ll> #define vc vector<char> #define vs vector<string> #define vpl vector<pair<ll,ll>> #define vpc vector<pair<char,char>> #define adj_list vector<vl> #define umap unordered_map<ll, ll> #define pll pair<ll,pair<ll, ll>> #define clr(x) memset(x,0,sizeof(x)) #define cy cout << "YES" << endl #define cn cout << "NO" << endl #define google cout << "Case #" << ++it << ": " << ans << endl; #define fastio ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL); using namespace std; typedef long long int ll; ll it = 0, ans = 0; ll spf[MAXN]; void sieve() { spf[1] = 1; for (auto i=2; i<MAXN; i++) spf[i] = i; for (auto i=4; i<MAXN; i+=2) spf[i] = 2; for (auto i=3; i*i<MAXN; i++) { if (spf[i] == i) { for (auto j=i*i; j<MAXN; j+=i) if (spf[j]==j) spf[j] = i; } } return; } vl getFactorization(ll x) { vl ret; while (x != 1) { ret.push_back(spf[x]); x = x / spf[x]; } return ret; } void check() { ll x,y,z; cin >> x >> y >> z; cout << z << sp << x << sp << y; return ; } int32_t main() { fastio ll t = 1; // cin >> t; while(t--) check(); return 0; }
0
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); long long int a,b; cin>>a>>b; long long int ans=max(a,b); if(a>=b){ a--; if(a>0&&a>=b){ cout<<ans+a; } else{ cout<<ans+b; } } else{ b--; if(b>0&&b>=a){ cout<<ans+b; } else{ cout<<ans+a; } } return 0; }
#include <iostream> using namespace std; int main() { int a, b, ans = 0; cin >> a >> b; ans += max(a , b); if(a == b) ans += max(a, b); else ans += ans - 1; cout << ans << endl; return 0; }
1
#include <bits/stdc++.h> using namespace std; #define ll long long #define ld long double #define rep(i,n) for(int i = 0; i < (int)(n); i++) #define repo(i,n) for(int i = 1; i < (int)(n); i++) #define pb push_back #define mp make_pair #define np next_permutation #define lb lower_bound #define ub upper_bound #define fi first #define se second #define all(x) (x).begin(),(x).end() #define mod 1000000007 #define pi acos(-1.0) const ll INF = 1LL<<61; template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; } template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; } ll gcd(ll x, ll y) { return y ? gcd(y, x % y) : x; } ll lcm(ll x, ll y) { return x / gcd(x, y) * y; } ll jou(ll N, ll P){if(P==0) return 1; if(P%2==0){ll t = jou(N, P/2);return t*t % mod; }return (N * jou(N, P-1)) % mod;} //jou(n,mod-2)で逆元 //intの最大値2147483647 ≒ 2×10^9 //long longの最大値9223372036854775807 ≒ 9×10^18 //'大文字'+=32; で小文字に // cout << fixed << setprecision (20); 小数点以下20桁まで //実行時間制約2秒では2×10^8回くらいまで計算できる //—————————————————BFSグラフ———————————————— using Graph = vector<vector<pair<ll,ll>>>; int main() { // 頂点数と辺数 ll n; cin >> n; // グラフ入力受取 Graph G(n); rep(i,n-1) { ll a,b,c; cin >> a >> b >> c; auto x=mp(b-1,c); G[a-1].pb(x); auto y=mp(a-1,c); G[b-1].pb(y); } ll q,k; cin>>q>>k; k--; // BFS のためのデータ構造 vector<ll> dist(n, 1000000000000000000); // 全頂点を「未訪問」に初期化 deque<ll> que; // 初期条件 (頂点 0 を初期ノードとする) dist[k] = 0; que.pb(k); // 0 を橙色頂点にする // BFS 開始 (キューが空になるまで探索を行う) while (!que.empty()) { ll v = que.front(); // キューから先頭頂点を取り出す que.pop_front(); // v から辿れる頂点をすべて調べる for (auto nv : G[v]) { // 新たな白色頂点 nv について距離情報を更新してキューに追加する if(dist[nv.fi]>dist[v] + nv.se){ dist[nv.fi] = dist[v] + nv.se; que.pb(nv.fi); } } } rep(i,q){ ll x,y; cin>>x>>y; cout << dist[x-1]+dist[y-1] << endl; } }
#include<iostream> #include<cstdio> #include<vector> #include<cmath> #include<cstring> #include<fstream> #include<algorithm> using namespace std; typedef long long LL; const int INF=0x3f3f3f3f; const int MAXN=1e5+5; int tot,head[MAXN]; LL dist[MAXN]; bool vis[MAXN]; struct Edge { int from,to,nxt; LL cost; }e[MAXN*2]; void addedge(int u,int v,int w) { e[tot].from=u; e[tot].to=v; e[tot].cost=w; e[tot].nxt=head[u]; head[u]=tot++; } void dfs(int u,int fa) { for(int i=head[u];i!=-1;i=e[i].nxt) { int to=e[i].to; if(to==fa) continue; dist[to]=dist[u]+e[i].cost; dfs(to,u); } } int main() { int n; while(scanf("%d",&n)!=EOF) { tot=0; memset(head,-1,sizeof(head)); memset(dist,0,sizeof(dist)); int u,v; LL w; for(int i=1;i<=n-1;i++) { scanf("%d%d%lld",&u,&v,&w); addedge(u,v,w); addedge(v,u,w); } int q,k; scanf("%d%d",&q,&k); dfs(k,-1); // for(int i=1;i<=n;i++) // cout<<dist[i]<<" "; // cout<<endl; int x,y; for(int i=1;i<=q;i++) { scanf("%d%d",&x,&y); printf("%lld\n",dist[x]+dist[y]); } } return 0; }
1
#include <bits/stdc++.h> #define rep(i,n) for (int i = 0; i < (n); ++i) using namespace std; typedef long long ll; typedef pair<int, int> P; int main() { ll x; cin >> x; ll nokori = x % 11; ll ans = (x-nokori) / 11; ans *= 2; if(nokori > 6){ ans += 2; } else if(nokori > 0) { ans++; } cout << ans << endl; return 0; }
#include <iostream> #include <string> using namespace std; int main() { string N; cin >> N; if(N[0] == '7' || N[1] == '7' || N[2] == '7') { cout << "Yes" << endl; } else { cout << "No" << endl; } }
0
#include <bits/stdc++.h> using namespace std; #define REP(i,m,n) for(int i=(m); i<(int)(n); i++) #define RREP(i,m,n) for(int i=(int)(n-1); i>=m; i--) #define rep(i,n) REP(i,0,n) #define rrep(i,n) RREP(i,0,n) #define all(a) (a).begin(),(a).end() #define rall(a) (a).rbegin(),(a).rend() #define fi first #define se second #define debug(...) {cerr<<"[L"<<__LINE__<<"] "; _debug(__VA_ARGS__);} template<typename T> string join(const vector<T>&v, string del=", "){ stringstream s; for(auto x : v) s << del << x; return s.str().substr(del.size()); } template<typename T> ostream& operator<<(ostream& o, const vector<T>&v){ if(v.size()) o << "[" << join(v) << "]"; return o; } template<typename T> ostream& operator<<(ostream& o, const vector<vector<T> >&vv){ int l = vv.size(); if(l){ o<<endl; rep(i,l) o << (i==0 ? "[ " : ",\n " ) << vv[i] << (i==l-1 ? " ]" : ""); } return o; } template<typename T1, typename T2> ostream& operator<<(ostream& o, const pair<T1, T2>& p){ return o << "(" << p.first << ", " << p.second << ")"; } inline void _debug(){cerr<<endl;} template<class First, class... Rest> void _debug(const First& first, const Rest&... rest){cerr<<first<<" ";_debug(rest...);} typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; typedef vector<int> vi; typedef vector<vi> vvi; typedef vector<ll> vl; typedef vector<vl> vvl; const double PI = (1*acos(0.0)); const double EPS = 1e-9; const int INF = 0x3f3f3f3f; const ll INFL = 0x3f3f3f3f3f3f3f3fLL; const ll mod = 1e9 + 7; inline void finput(string filename) { freopen(filename.c_str(), "r", stdin); } int main(){ ios_base::sync_with_stdio(0); // finput("./input"); int n; cin >> n; vl a(n); rep(i,n) cin >> a[i]; sort(all(a)); for(int i=0; i<n-1; i+=2){ if(a[i]+a[i+1] < 0){ a[i] = -a[i]; a[i+1] = -a[i+1]; } } ll ans = accumulate(all(a), 0ll); cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; using ll = long long; using P = pair<int, int>; using vint = vector<int>; using vvint = vector<vint>; using vll = vector<ll>; using vvll = vector<vll>; using vchar = vector<char>; using vvchar = vector<vchar>; using vp = vector<P>; using vpp = vector<pair<P, P>>; using vvp = vector<vp>; #define rep(i, n) for (int i = 0; i < n; ++i) #pragma region Debug istream &operator>>(istream &is, P &a) { return is >> a.first >> a.second; } ostream &operator<<(ostream &os, const P &a) { return os << "(" << a.first << "," << a.second << ")"; } template <typename T> void view(const std::vector<T> &v) { #ifndef ONLINE_JUDGE for (const auto &e : v) { std::cout << e << " "; } std::cout << std::endl; #endif } template <typename T> void view(const std::vector<std::vector<T>> &vv) { for (const auto &v : vv) { view(v); } } #pragma endregion int main() { int n; cin >> n; vll a(n); rep(i, n) cin >> a[i]; vll neg; ll ans = 0; rep(i, n) { if (a[i] <= 0) { neg.emplace_back(abs(a[i])); } ans += abs(a[i]); } int k = neg.size(); if (k % 2) { ll sml = 10000000000; rep(i, n) sml = min(sml, abs(a[i])); ans -= sml * 2; } cout << ans << endl; return 0; }
1
#include <bits/stdc++.h> using namespace std; using ll = long long; typedef pair<int, int> pii; #define rep(i, start, n) for (int i = (int)(start); i < (int)(n); ++i) #define all(a) a.begin(), a.end() const int MOD = 1e9+7; const int INF = 1e9; int main(){ int D, G; cin >> D >> G; vector<pii> points; rep(i, 0, D){ int p, c; cin >> p >> c; points.push_back(make_pair(p, c)); } int ans = INF; rep(i, 0, 1<<D){ ll score = 0; int cnt = 0; int last, prob; rep(j, 0, D){ if ((i>>j)&1){ score += points[j].first * (j+1) * 100 + points[j].second; cnt += points[j].first; } else{ last = j; prob = points[j].first; } } while (score < G && prob > 1){ score += (last+1) * 100; cnt++; prob--; } if (score >= G){ ans = min(ans, cnt); } } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; #define REP(i,a,n) for(int i=(a); i<(int)(n); i++) #define rep(i,n) REP(i,0,n) #define FOR(it,c) for(__typeof((c).begin()) it=(c).begin(); it!=(c).end(); ++it) #define ALLOF(c) (c).begin(), (c).end() typedef long long ll; typedef unsigned long long ull; int N, M; vector<int> G[1005]; vector<int> ret; bool is_valid(const vector<int>& path){ map<int,int> visited; rep(i,path.size()){ visited[path[i]] = 1; } vector<int> in(1005, 0); rep(i,path.size()){ int x = path[i]; rep(j,G[x].size()){ if(visited[G[x][j]] == 1){ in[G[x][j]]++; } } } rep(i,path.size()){ int x = path[i]; if(in[x] > 1) return false; } return true; } void solve(int st){ vector<int> path; vector<int> parent(1005, -1); parent[st] = st; queue<int> que; que.push(st); while(!que.empty()){ int v = que.front(); que.pop(); rep(i,G[v].size()){ if(G[v][i] == st){ int x = v; while(x != st){ path.push_back(x); x = parent[x]; } path.push_back(st); if(!is_valid(path)) return; break; }else{ if(parent[G[v][i]] != -1){ }else{ parent[G[v][i]] = v; que.push(G[v][i]); } } if(path.size() > 0) break; } } if(path.size() == 0) return; if(ret.size() == 0 || path.size() < ret.size()){ ret = path; } } int main(){ cin >> N >> M; rep(i,M){ int a, b; cin >> a >> b; G[a].push_back(b); } REP(i,1,N+1){ solve(i); } if(ret.size() == 0) cout << -1 << endl; else { cout << ret.size() << endl; rep(i,ret.size()){ cout << ret[i] << endl; } } return 0; }
0
#include <bits/stdc++.h> using namespace std; int main(){ long long A,B,M; cin>>A>>B>>M; vector<int> a(A); for(int i=0;i<A;i++) cin>>a.at(i); vector<int> b(B); for(int i=0;i<B;i++) cin>>b.at(i); vector<vector<int>> c(M,vector<int>(3)); for(int i=0;i<M;i++){ for(int j=0;j<3;j++) cin>>c.at(i).at(j); } long long min=a.at(0)+b.at(0); for(int i=0;i<M;i++){ if(a.at(c.at(i).at(0)-1)+b.at(c.at(i).at(1)-1)-c.at(i).at(2)<min) min=a.at(c.at(i).at(0)-1)+b.at(c.at(i).at(1)-1)-c.at(i).at(2); } sort(a.begin(),a.end()); sort(b.begin(),b.end()); if(a.at(0)+b.at(0)<min) min=a.at(0)+b.at(0); cout<<min<<endl; }
#include <stdio.h> #include <vector> #include <algorithm> using namespace std; int main(void) { vector<int> twoThrow; int n; int m; int point[1000]; int ans; while (1){ twoThrow.clear(); scanf("%d%d", &n, &m); if (n == 0){ break; } for (int i = 0; i < n; i++){ scanf("%d", &point[i]); } twoThrow.push_back(0); for (int i = 0; i < n; i++){ twoThrow.push_back(point[i]); for (int j = i; j < n; j++){ twoThrow.push_back(point[i] + point[j]); } } sort(twoThrow.begin(), twoThrow.end()); int t; ans = 0; for (int i = 0; i < twoThrow.size(); i++){ vector<int>::iterator it = upper_bound(twoThrow.begin(), twoThrow.end(), m - twoThrow[i]); if (it == twoThrow.begin()){ continue; } it--; t = *it; if (ans < t + twoThrow[i]){ ans = t + twoThrow[i]; } } printf("%d\n", ans); } return (0); }
0
#include <bits/stdc++.h> using namespace std; #define rep(i,n) for (int i = 0; i < (n); i++) #define rrep(i,n) for (int i = 1; i <= (n); i++) using ll = long long; using Graph = vector<vector<int>>; using P = pair<int,int>; int x[10],y[10]; int n; double f(int i, int j) { double dx = x[i] - x[j]; double dy = y[i] - y[j]; return pow(dx*dx+dy*dy,0.5); } int main() { cin >> n; rep(i,n) cin >> x[i] >> y[i]; std::vector<int> v(n); rep(i,n) v.at(i) = i; double total = 0.0; do { rep(i,n-1) total += f(v[i],v[i+1]); } while(next_permutation(v.begin(), v.end())); int num = 1; for (int i = 2; i <= n; i++) num *= i; cout << std::fixed << std::setprecision(16) << total / num << endl; }
#include "bits/stdc++.h" #define ff first #define ss second #define szof(_x) ((int) (_x).size()) #define TASK_NAME "" using namespace std; typedef long long ll; typedef pair<int, int> pii; const int INF = 1e9 + 7; const ll INFL = 1e18 + 123; const double PI = atan2(0, -1); mt19937 tw(960172); ll rnd(ll x, ll y) { static uniform_int_distribution<ll> d; return d(tw) % (y - x + 1) + x; } void solve() { int n, s; cin >> n >> s; set<pair<int, ll>> all; for (int i = 0; i < n; ++i) { int x, p; cin >> x >> p; all.insert({x, p}); } ll ans = 0; int fl = -1; while (true) { if (all.begin()->ff > s) { ans += (--all.end())->ff - s; break; } if ((--all.end())->ff < s) { ans += s - all.begin()->ff; break; } if ((all.begin())->ss < (--all.end())->ss) { auto tmp = *all.begin(); all.erase(all.begin()); auto tmp2 = *--all.end(); all.erase(--all.end()); if (fl != 1) { ans += tmp2.ff - tmp.ff; fl = 1; } tmp2.ss += tmp.ss; all.insert(tmp2); } else { auto tmp = *all.begin(); all.erase(all.begin()); auto tmp2 = *--all.end(); all.erase(--all.end()); if (fl != 2) { ans += tmp2.ff - tmp.ff; fl = 2; } tmp.ss += tmp2.ss; all.insert(tmp); } //cerr << ans << endl; } cout << ans << "\n"; } int main() { //freopen(TASK_NAME ".in", "r", stdin); //freopen(TASK_NAME ".out", "w", stdout); cerr << fixed << setprecision(15); cout << fixed << setprecision(15); ios::sync_with_stdio(false); int tests = 1; // cin >> tests; for (int it = 1; it <= tests; ++it) { solve(); } #ifdef LOCAL cerr << "time: " << clock() << " ms\n"; #endif return 0; }
0
#include <bits/stdc++.h> using namespace std; typedef pair<int, int> pii; typedef long long ll; template<class T> using V = vector<T>; template<class T> using VV = V<V<T>>; #define pb push_back #define eb emplace_back #define mp make_pair #define fi first #define se second #define rep(i,n) rep2(i,0,n) #define rep2(i,m,n) for(int i=m;i<(n);i++) #define ALL(c) (c).begin(),(c).end() #ifdef LOCAL #define dump(x) cerr << __LINE__ << " " << #x << " = " << (x) << endl #else #define dump(x) true #endif constexpr ll TEN(int n) { return (n == 0) ? 1 : 10 * TEN(n-1); } template<class T, class U> void chmin(T& t, const U& u) { if (t > u) t = u; } template<class T, class U> void chmax(T& t, const U& u) { if (t < u) t = u; } template<class T, class U> ostream& operator<<(ostream& os, const pair<T, U>& p) { os<<"("<<p.first<<","<<p.second<<")"; return os; } template<class T> ostream& operator<<(ostream& os, const vector<T>& v) { os<<"{"; rep(i, v.size()) { if (i) os<<","; os<<v[i]; } os<<"}"; return os; } ll dp[6010][6010]; int main() { int N; ll M; cin >> N >> M; int n = N * 3; dp[0][0] = 1; for (int i = 1; i <= n; ++i) { if (i >= 3) { for (int j = 0; j <= n; ++j) { (dp[i][j+1] += dp[i-3][j] * (i-1) % M * (i-2)) %= M; } } if (i >= 2) { for (int j = 0; j <= n; ++j) { (dp[i][j+1] += dp[i-2][j] * (i-1)) %= M; } } for (int j = 0; j <= n; ++j) { (dp[i][j] += dp[i-1][j]) %= M; } } ll ans = 0; for (int i = 0; i <= N; ++i) { ans = (ans + dp[n][i]) % M; } cout << ans << endl; return 0; }
#include "bits/stdc++.h" typedef long long ll; #define int ll #define fi first #define se second #define SORT(a) sort(a.begin(),a.end()) #define rep(i,n) for(int i = 0;i < (n) ; i++) #define REP(i,n) for(int i = 0;i < (n) ; i++) #define MP(a,b) make_pair(a,b) #define pb(a) push_back(a) #define INF LLONG_MAX/2 #define all(x) (x).begin(),(x).end() #define debug(x) cerr<<#x<<": "<<x<<endl #define debug_vec(v) cerr<<#v<<":";rep(i,v.size())cerr<<" "<<v[i];cerr<<endl using namespace std; #define N 1010 int MOD = 1000000007; int fac[N+1]; int inv[N+1]; ll bitpow(ll x,ll n){ ll ans = 1; while(n > 0){ if(n%2 == 1) ans = ans * x % MOD; x = x * x %MOD; n = n >> 1; } return ans; } ll COM(ll n,ll k){ return fac[n]*inv[k]%MOD*inv[n-k]%MOD; } int dp[1010][1010] = {0}; signed main(){ int n,a,b,c,d; cin >> n >> a >> b >> c >> d; fac[0] = 1; inv[0] = 1; for(int i = 1;i <= N;i++){ fac[i] = fac[i-1]*i%MOD; inv[i] = bitpow(fac[i],MOD-2)%MOD; } dp[a-1][0] = 1; for(int i = a;i <= b;i++){ for(int j = 0;j <= n;j++){ dp[i][j] = dp[i-1][j]; for(int k = c;k <= d;k++){ if(j-i*k < 0 || i*k > n)break; dp[i][j] += dp[i-1][j-i*k] * fac[n-(j-i*k)] %MOD * inv[n-(j-i*k) - i*k] %MOD * inv[k]%MOD * bitpow(inv[i],k)%MOD; dp[i][j] %= MOD; // if(i == 3){ // //cerr << "j : dp[i-1][j-i*k] : fac[n-(j-i*k)] : inv[n-i*k] : inv[k] : bitpow(inv[i],k)" << endl; // //cerr << j << " " << dp[i-1][j-i*k] << " : " << fac[n-(j-i*k)]<< " : "<< inv[n-i*k] << " : "<< inv[k] << " : "<< bitpow(inv[i],k); // //cerr << endl; // } } } } cout << dp[b][n] << endl; return 0; } // g++ -std=c++14 code1.cpp // rm -r -f test;oj dl https://yahoo-procon2019-qual.contest.atcoder.jp/tasks/yahoo_procon2019_qual_d // rm -r -f test;oj dl http://arc067.contest.atcoder.jp/tasks/arc067_c
0
#include <bits/stdc++.h> // #include <atcoder/all> #define ll long long int #define ld long double #define yorn(f) cout<<((f)?"Yes":"No")<<endl; #define YORN(f) cout<<((f)?"YES":"NO")<<endl; #define rep(i, n) for (ll i = 0; i < (ll)(n); i++) #define repi(i, n) for (ll i = 1; i < (ll)(n); i++) #define all(x) (x).begin(), (x).end() #define put(x) cout << x << endl; #define println(x) cout << x << endl; using namespace std; // using namespace atcoder; void Main() { ll n; cin >> n; vector<ll> A(n); rep(i, n) cin >> A[i]; ll pow2 = 1; ll sum = 0; ll mod = 7LL + 1e9; rep(_i, 61) { ll one = 0, zero = 0; rep(i, n) { ll v = A[i] % 2; if (v == 1) one++; else zero++; A[i] /= 2; } sum += (one * zero % mod) * pow2 % mod; sum %= mod; pow2 *= 2; pow2 %= mod; } put(sum); } signed main(){ Main();return 0;}
// /* // "Won't stop until I'm phenomenal." // - Phenomenal, Eminem // */ // #include<bits/stdc++.h> // using namespace std; // typedef long long int ll; // #define ff first // #define Shazam ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); // #define ss second // #define all(c) c.begin(),c.end() // #define endl "\n" // #define test() int t; cin>>t; while(t--) // #define fl(i,a,b) for(int i = a ; i <b ;i++) // #define get(a) fl(i,0,a.size()) cin>>a[i]; // #define pra(a) fl(i,0,a.size()) cout<<a[i]<<" "; cout<<endl; // #define pr(a,n) fl(i,0,n) cout<<a[i]<<" "; cout<<endl; // const ll INF = 2e18; // const int inf = 2e9; // const int mod1 = 1e9 + 7; // int main(){ // Shazam; // int n; cin>>n; // vector<ll> a(n); // for(ll &i : a) // cin>>i; // vector<vector<int>> table(63, vector<int> (n)); // for(int bit = 0; bit < 63; bit++){ // for(int i = 0 ; i < n; i++){ // table[bit][i] = ((a[i]&(1LL<<bit)) > 0); // } // } // auto add = [&](ll &a, ll b){ // a = (a + b)%mod1; // }; // ll ans = 0; // for(int bit = 0; bit < 63; bit++){ // ll x = count(table[bit].begin(), table[bit].end(),0); // ll y = n - x; // add(ans, (1LL<<bit)%mod1*y%mod1*x%mod1); // } // cout<<ans<<endl; // return 0; // } /* "Won't stop until I'm phenomenal." - Phenomenal, Eminem */ #include<bits/stdc++.h> using namespace std; typedef long long int ll; #define ff first #define Shazam ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); #define ss second #define all(c) c.begin(),c.end() #define endl "\n" #define test() int t; cin>>t; while(t--) #define fl(i,a,b) for(int i = a ; i <b ;i++) #define get(a) fl(i,0,a.size()) cin>>a[i]; #define pra(a) fl(i,0,a.size()) cout<<a[i]<<" "; cout<<endl; #define pr(a,n) fl(i,0,n) cout<<a[i]<<" "; cout<<endl; const ll INF = 2e18; const int inf = 2e9; const int mod1 = 1e9 + 7; int main(){ Shazam; int n; cin>>n; vector<ll> a(n); for(ll &i : a) cin>>i; vector<vector<int>> table(61, vector<int> (n)); for(int bit = 0; bit < 61; bit++){ for(int i = 0 ; i < n; i++){ table[bit][i] = ((a[i]&(1LL<<bit)) > 0); if(i) table[bit][i]+=table[bit][i-1]; } } auto add = [&](ll &a, ll b){ a = (a + b)%mod1; }; ll ans = 0; for(int bit = 0; bit < 61; bit++){ for(int i = 0; i < n-1; i++){ if(!(a[i]&(1LL<<bit))) add(ans, (table[bit][n-1]-table[bit][i-1])*((1LL<<bit)%mod1)%mod1); else add(ans, (n- i - (table[bit][n-1]-table[bit][i-1]))*((1LL<<bit)%mod1)%mod1); } } cout<<ans<<endl; return 0; }
1
#include<iostream> int main(){ int x,n=1; std::cin>>x; for(int i=0;i<3;++i){ n=n*x; } std::cout<<n<<std::endl; }
#include <iostream> using namespace std; int main(void) { int input; int output; cin >> input; output = input * input * input; cout << output << endl; return 0; }
1
#include <iostream> #include <algorithm> using namespace std; int main(void){ int a,b,c; while(cin>>a>>b>>c && (a||b||c)){ int i,n; cin>>n; int res[a+b+c+1]; int tmp[n][3]; fill(res,res+a+b+c+1,2); for(i=0;i<n;i++){ int I,J,K,R; cin>>I>>J>>K>>R; if(R == 1){ res[I] = res[J] = res[K] = 1; i--; n--; } else{ tmp[i][0] = I; tmp[i][1] = J; tmp[i][2] = K; } } int size = i; for(i=0;i<size;i++){ if(res[tmp[i][0]] == 1 && res[tmp[i][1]] == 1) res[tmp[i][2]] = 0; else if(res[tmp[i][0]] == 1 && res[tmp[i][2]] == 1) res[tmp[i][1]] = 0; else if(res[tmp[i][1]] == 1 && res[tmp[i][2]] == 1) res[tmp[i][0]] = 0; } for(i=1;i<=a+b+c;i++){ cout<<res[i]<<endl; } } return 0; }
#include <iostream> #include <algorithm> using namespace std; typedef long long ll; const ll INF = 1LL<<32;; int n,m; ll dis[300][300]; int main() { cin >> n >> m; int i,j,k; for(i = 0;i < n;i++) for(j = 0;j < n;j++) { if(i == j) dis[i][j] = 0; else dis[i][j] = INF; } while(m--) { int a,b,c; cin >> a >> b >> c; dis[a][b] = c; } for(k = 0 ; k<n ; k++){ for(i = 0 ; i<n ; i++){ if(dis[i][k] == INF) continue; for(j = 0 ; j<n ; j++){ if(dis[k][j] == INF) continue; dis[i][j] = min(dis[i][j] , dis[i][k]+dis[k][j]); } } } bool flag = 0; for( i = 0 ; i<n ; i++) { if(dis[i][i] < 0) { flag = 1; break; } } if(flag == 1) cout << "NEGATIVE CYCLE" << endl; else { for(i = 0;i < n;i++) { for(j = 0;j < n;j++) { if(j == n-1) { if(dis[i][j] == INF) cout << "INF"; else cout << dis[i][j]; } else { if(dis[i][j] == INF) cout << "INF "; else cout << dis[i][j] << ' '; } } cout << endl; } } return 0; }
0
#include <iostream> using namespace std; int main(){ int n,h,w; cin>>n>>h>>w; int count = (n-h+1)*(n-w+1); cout<<count<<endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int64_t n,w,h; cin>>n>>h>>w; int cnt=0; for(int i=1;i<=n;i++){ for(int j=1;j<=n;j++){ if(n-i+1>=h&&n-j+1>=w) cnt++; } } cout<<cnt<<endl; return 0; }
1
#include <bits/stdc++.h> #define all(x) begin(x), end(x) #define _ << ' ' << using namespace std; using ll = long long; int main() { int a, b, c; cin >> a >> b >> c; if (c > min(a, b) && c < max(a, b)) cout << "Yes"; else cout << "No"; }
/* author : nishi5451 created : 14.08.2020 21:24:46 */ #include <bits/stdc++.h> using namespace std; #define rep(i,n) for(int i=0; i<n; i++) typedef long long ll; const int INF = 2020202020; int main(){ int n,m,x,y; cin >> n >> m >> x >> y; int l = x, r = y; rep(i,n){ int a; cin >> a; l = max(l,a); } rep(i,m){ int a; cin >> a; r = min(r,a); } if(r-l >= 1) cout << "No War" << endl; else cout << "War" << endl; return 0; }
0
#include <cstdio> #include <string> #include <algorithm> #include <vector> using namespace std; size_t ldistance(string s, string t) { /* Levenshtein Distance */ size_t slen=s.length(), tlen=t.length(); vector<vector<size_t>> dp(slen+1, vector<size_t>(tlen+1)); for (size_t i=0; i<=slen; ++i) dp[i][0] = i; for (size_t j=0; j<=tlen; ++j) dp[0][j] = j; for (size_t i=1; i<=slen; ++i) for (size_t j=1; j<=tlen; ++j) { size_t cost=(s[i-1]!=t[j-1]); dp[i][j] = min(min(dp[i-1][j], dp[i][j-1])+1, dp[i-1][j-1]+cost); } return dp[slen][tlen]; } int main() { char buf[1024]; scanf("%s", buf); string s1(buf); scanf("%s", buf); string s2(buf); printf("%zu\n", ldistance(s1, s2)); return 0; }
#include <algorithm> #include <cstdio> #include <iostream> #include <string> using namespace std; int main(){ string s1,s2; cin >> s1 >> s2; //d[i][j]:=?????????s1???1?????????~i??????????????§?????¨??????????????¨?????????s2???1?????????~j??????????????§?????¨?????????????????¨????????¢ //(index???0?????¨??????????????????????????¨???) int d[1001][1001]={0}; //????????????????????????0??????????????????????????\?????????????¶??????????????????? for(int i=0; i<=s1.size(); ++i) d[i][0]=i; for(int i=0; i<=s2.size(); ++i) d[0][i]=i; for(int i=1; i<=s1.size(); ++i){ for(int j=1; j<=s2.size(); ++j){ int tmp = d[i-1][j-1]; if(s1[i-1]!=s2[j-1]) tmp++; d[i][j] = min(tmp, min(d[i-1][j]+1,d[i][j-1]+1)); } } printf("%d\n", d[s1.size()][s2.size()]); }
1
#include <iostream> #include <stdio.h> using namespace std; int main() { int n,p;//~50 int stone,player[50]={}; int winner; int i; scanf("%d%d",&n,&p); while(1){ for(i=0;i<50;i++){ player[i]=0; } stone=p; for(i=0;;i++){ if(stone==0){ stone=player[i%n]; player[i%n]=0; } else{ stone-=1; player[i%n]+=1; } if((stone==0)&&(player[i%n]==p)){ winner=i%n; break; } } printf("%d\n",winner); scanf("%d%d",&n,&p); if((n==0)&&(p==0)){break;} } return 0; }
#include <bits/stdc++.h> using namespace std; typedef long long ll; const int MAXN = 200100; int N; string s; int ans[MAXN]; bool wolo() { for (int i = 1; i <= N + 1; i++) { int av = 0; if (s[i] == 'x') av = 1; ans[i+1] = (av + ans[i] + ans[i-1]) % 2; if (i + 1 >= N && ans[i+1] != ans[i+1-N]) return false; } return true; } int main() { ios_base::sync_with_stdio(0); cin >> N >> s; s += s; for (int i = 0; i < 4; i++) { ans[0] = i % 2; ans[1] = i / 2; if (wolo()) { for (int j = 0; j < N; j++) { if (ans[j]) cout << 'W'; else cout << 'S'; } cout << "\n"; return 0; } } cout << "-1\n"; }
0
#include <bits/stdc++.h> #define REP(i, e) for(int (i) = 0; (i) < (e); ++(i)) #define FOR(i, b, e) for(int (i) = (b); (i) < (e); ++(i)) #define ALL(c) (c).begin(), (c).end() #define PRINT(x) cout << (x) << "\n" using namespace std; using ll = long long; using pint = pair<int, int>; using pll = pair<ll, ll>; template<typename T> auto compare = [](T x, T y) -> bool{return (x < y);}; const int MOD = 1000000007; int N, a[100010]; string S; signed main(){ cin >> N >> S; REP(st, 4){ if(st & 1){ a[0] = 1; if(st & 2) a[N - 1] = 1; else a[N - 1] = 0; }else{ a[0] = 0; if(st & 2) a[N - 1] = 1; else a[N - 1] = 0; } REP(i, N){ if(a[i] == 0){ if(S[i] == 'o') a[(i + 1 + N) % N] = a[(i - 1 + N) % N]; else a[(i + 1 + N) % N] = 1 - a[(i - 1 + N) % N]; }else{ if(S[i] == 'o') a[(i + 1 + N) % N] = 1 - a[(i - 1 + N) % N]; else a[(i + 1 + N) % N] = a[(i - 1 + N) % N]; } } if(st & 1){ if(a[0] == 0) continue; if(st & 2){ if(a[N - 1] == 0) continue; }else{ if(a[N - 1] == 1) continue; } }else{ if(a[0] == 1) continue; if(st & 2){ if(a[N - 1] == 0) continue; }else{ if(a[N - 1] == 1) continue; } } REP(i, N){ if(a[i] == 0) cout << "S"; else cout << "W"; } cout << endl; return 0; } PRINT("-1"); return 0; }
const int LG = 21; const int FN = 400005; const long long MOD = 1e9 + 7; const long long INF = 1e9; const long long INFLL = 1e18; #include <iostream> #include <vector> #include <string> #include <map> #include <set> #include <algorithm> #include <cmath> #include <time.h> #include <unordered_set> #include <bitset> #include <deque> using namespace std; typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; typedef vector<ll> vi; #define forn(i, n) for (int (i) = 0; (i) != (n); (i)++) #define all(v) (v).begin(), (v).end() #define rall(v) (v).rbegin(), (v).rend() #define popcount(x) __builtin_popcount(x) #define popcountll(x) __builtin_popcountll(x) #define fi first #define se second #define re return #define uniq(x) sort(all(x)); (x).resize(unique(all(x)) - (x).begin()) #ifdef LOCAL #define dbg(x) cerr << __LINE__ << " " << #x << " " << x << endl #define ln cerr << __LINE__ << endl #else #define dbg(x) void(0) #define ln void(0) #endif // LOCAL int cx[4] = {-1, 0, 1, 0}; int cy[4] = {0, -1, 0, 1}; ll inq(ll x, ll y) { if (!y) re 1 % MOD; ll l = inq(x, y / 2); if (y % 2) re l * l % MOD * x % MOD; re l * l % MOD; } ll rev(ll x) { return inq(x, MOD - 2); } bool __precomputed_combinatorics = 0; vector<ll> __fact, __ufact, __rev; void __precompute_combinatorics() { __precomputed_combinatorics = 1; __fact.resize(FN); __ufact.resize(FN); __rev.resize(FN); __rev[1] = 1; for (int i = 2; i < FN; i++) __rev[i] = MOD - __rev[MOD % i] * (MOD / i) % MOD; __fact[0] = 1, __ufact[0] = 1; for (int i = 1; i < FN; i++) __fact[i] = __fact[i - 1] * i % MOD, __ufact[i] = __ufact[i - 1] * __rev[i] % MOD; } ll fact(int x) { if (!__precomputed_combinatorics) __precompute_combinatorics(); return __fact[x]; } ll cnk(int n, int k) { if (!__precomputed_combinatorics) __precompute_combinatorics(); return __fact[n] * __ufact[n - k] % MOD * __ufact[k] % MOD; } const int N = 100500; signed main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n; string S; cin >> n >> S; for (int a = 0; a < 2; a++) { for (int b = 0; b < 2; b++) { string s(n, ' '); if (a == 0) s[0] = 'S'; else s[0] = 'W'; if (b == 0) s[1] = 'S'; else s[1] = 'W'; for (int i = 1; i + 1 < n; i++) { if ((s[i] == 'S' && S[i] == 'o') || (s[i] == 'W' && S[i] == 'x')) s[i + 1] = s[i - 1]; else s[i + 1] = 'S' + 'W' - s[i - 1]; } int t = 1; if ((s.back() == 'S' && S.back() == 'o') || (s.back() == 'W' && S.back() == 'x')) t &= (s[n - 2] == s[0]); else t &= (s[n - 2] != s[0]); if ((s[0] == 'S' && S[0] == 'o') || (s[0] == 'W' && S[0] == 'x')) t &= (s[1] == s.back()); else t &= (s[1] != s.back()); if (t) cout << s, exit(0); } } cout << -1 << "\n"; } /* Note: Check constants at the beginning of the code. N is set to 4e5 but be careful in problems with large constant factor. Setting N in every problem is more effective. Check corner cases. N = 1 No def int long long for now. Add something here. */
1
#include<bits/stdc++.h> using namespace std; typedef long long ll; using P = pair<int,int>; /* ちゃんと考えてわかって実装 */ // O(\sqrt{n}) vector<ll> divisor(ll n){ vector<ll> res; for(ll i=1; i*i <= n; i++){ if(n%i == 0){ res.push_back(i); if(i != n / i) res.push_back(n / i); } } return res; } int main(void){ ll n, m; cin >> n >> m; vector<ll> divs = divisor(m); sort(divs.begin(), divs.end()); ll ans; for(ll i=0; i<divs.size(); i++){ if(divs[i] * n <= m){ ans = divs[i]; } } cout << ans << endl; return 0; }
#include<cstdio> #include<utility> #include<iostream> #define RI register int #define CI const int& #define mp make_pair #define fi first #define se second using namespace std; typedef pair <int,int> pi; const int N=1005,dx[4]={0,1,0,-1},dy[4]={1,0,-1,0}; inline char get_ch(void) { char ch; while (ch=getchar(),ch!='#'&&ch!='.'); return ch; } int n,m,stp[N][N],ans; pi q[N*N]; int main() { RI i,j,H=0,T=0; for (scanf("%d%d",&n,&m),i=1;i<=n;++i) for (j=1;j<=m;++j) if (get_ch()=='#') q[++T]=mp(i,j); else stp[i][j]=1e9; while (H<T) { int nx=q[++H].fi,ny=q[H].se; for (i=0;i<4;++i) { int tx=nx+dx[i],ty=ny+dy[i]; if (tx>=1&&tx<=n&&ty>=1&&ty<=m&&stp[tx][ty]>stp[nx][ny]+1) stp[tx][ty]=stp[nx][ny]+1,q[++T]=mp(tx,ty); } } for (i=1;i<=n;++i) for (j=1;j<=m;++j) ans=max(ans,stp[i][j]); return printf("%d",ans),0; }
0
#pragma GCC optimize("Ofast") #include <bits/stdc++.h> using namespace std; typedef long long int lld; const lld N = 200043; const lld MOD = 1000000007; lld add(lld x, lld y) { x =((x%MOD)+(y%MOD))%MOD; while(x >= MOD) x -= MOD; while(x < 0) x += MOD; return x; } lld mul(lld x, lld y) { return ((x%MOD)*(y%MOD))% MOD; } lld binpow(lld x, lld y) { lld z = 1; while(y) { if(y & 1) z = mul(z, x); x = mul(x, x); y >>= 1; } return z; } lld inv(lld x) { return binpow(x, MOD - 2); } lld divide(lld x, lld y) { return mul(x, inv(y)); } // Combinations /* lld fact[N]; void precalc() { fact[0] = 1; for(lld i = 1; i < N; i++) fact[i] = mul(fact[i - 1], i); } lld C(lld n, lld k) { return divide(fact[n], mul(fact[k], fact[n - k])); } */ int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); lld t,i,j; //cin>>t; t=1; while(t--) { lld n; cin>>n; vector<lld>ar(n); for(i=0;i<n;i++) cin>>ar[i]; sort(ar.begin(),ar.end()); lld ans=0; for(i=0;i<n;i++) { for(j=i+1;j<n;j++) { for(lld k=j+1;k<n;k++) if(ar[i]+ar[j]>ar[k] && ar[i]!=ar[j] && ar[i]!=ar[k] && ar[k]!=ar[j]) ans++; } } cout<<ans<<endl; } }
#include <iostream> #include <vector> using namespace std; int main(){ long long N,ans=0; cin>>N; vector<long long> A(N); for(int i=0;i<N;i++) cin>>A[i]; for(int i=1;i<N;i++){ if(A[i]<A[i-1]){ ans+=A[i-1]-A[i]; A[i] = A[i-1]; } } cout<<ans<<endl; }
0
#include <iostream> #include <string> #include <cmath> using namespace std; int main(){ string s; cin >> s; int ans = 1000; for(int i = 0; i+2 < s.length(); i++){ int num = (s[i]-'0')*100+(s[i+1]-'0')*10+(s[i+2]-'0'); if(abs(753-num) < ans) ans = abs(753-num); } cout << ans << endl; return 0; }
#include <bits/stdc++.h> #define rep(i,n) for (int i = 0; i < (n); ++i) using namespace std; using ll = long long; using P = pair<int,int>; int main() { int n; cin >> n; ll ans = 0; for (int i = 1; i <= n; ++i) { if (i % 3 && i % 5) ans += i; } cout << ans << endl; return 0; }
0
#include <iostream> #include <sstream> #include <string> #include <algorithm> #include <vector> #include <iomanip> #include <stack> #include <queue> #include <set> #include <map> #include <cstdlib> #include <cstdio> #include <cmath> #include <bitset> #include <complex> using namespace std; const double EPS = 1e-9; const double PI = 3.14159265359; typedef complex<double> P; typedef long long int li; int main(){ int n; string hos = "Hoshino"; cin >> n; cin.ignore(); while(n--){ string s; getline(cin, s); int k = s.size()+1-hos.size(); for(int i = 0; i < k; i++){ if(s.substr(i, hos.size()) == hos){ s[i+hos.size()-1] = 'a'; } } cout << s << endl; } return 0; }
#include <bits/stdc++.h> #define pb push_back #define pll pair <ll, ll> #define mp make_pair #define pyshnapyshnakaa ios_base :: sync_with_stdio(0); cin.tie(0); cout.tie(0); #define x first #define y second #pragma GCC optimize("O3") // #pragma GCC optimize("Ofast") // #pragma GCC optimize("unroll-loops") #define plll pair <ll, pair <ll, ll>> #define pllll pair <pair <ll, ll>, pair <ll, ll> > #define psl pair <string, ll> #define all(a) a.begin(), a.end() #define vvl vector <vector <ll> > typedef long long ll; typedef long double ld; using namespace std; const ll maxn = 1e3 + 10; ll n, m, k, t; ll x, y; ll ANS[maxn][maxn]; int main() { pyshnapyshnakaa; ll q, w, e, a, b, c; cin >> n >> m >> x >> y; for (q = 0; q < n; q++) { for (w = 0; w < x; w++) { ANS[q][w] = 0; } for (w = x; w < m; w++) { ANS[q][w] = 1; } } for (q = 0; q < y; q++) { for (w = 0; w < m; w++) { ANS[q][w] ^= 1; } } for (q = 0; q < n; q++) { for (w = 0; w < m; w++) { cout << ANS[q][w]; } cout << endl; } return 0; }
0
#include <iostream> #include <math.h> #include <queue> #include <algorithm> #include <map> #include <set> #include <cstdlib> #include <unordered_map> #include <numeric> #include <functional> #include <limits.h> #include <utility> #include <stack> using namespace std; #define fs first #define sc second typedef long long ll; typedef pair<ll, ll> P; const ll mod = 998244353; ll fact[5010200]; ll invfact[5010200]; inline ll take_mod(ll a){ return (a % mod + mod) % mod; } inline ll add(ll a, ll b){ return take_mod(a+b); } inline ll sub(ll a, ll b){ return take_mod(a + mod -b); } inline ll mul(ll a, ll b){ return take_mod(a * b); } inline ll pow(ll x, ll n){ ll res = 1LL; while(n > 0){ if(n & 1) res = mul(res, x); x = mul(x, x); n >>= 1; } return res; } ll mod_inv(ll x){ return pow(x, mod-2); } // nは上限 void make_fact(ll n){ fact[0] = 1; ll res = 1; for(int i = 1; i <= n; i++){ fact[i] = res; res = mul(res, i+1); } } // nは上限 void make_invfact(ll n){ invfact[0] = 1; invfact[n] = mod_inv(fact[n]); for(int i = n-1; i >= 1; i--){ invfact[i] = mul(invfact[i + 1], i + 1); } } ll perm(ll n, ll k){ return mul(fact[n], invfact[n-k]); } ll comb(ll n, ll k){ if(k == 0){ return 1; } return mul(mul(fact[n], invfact[n-k]), invfact[k]); } int main(){ ll N, M; cin >> N >> M; make_fact(5010000); make_invfact(5010000); ll res = 1; res = mul(res, comb(3 * M + N - 1, N-1)); for(ll i = 2 * M + 1; i <= 3 * M; i++){ ll remain = 3 * M - i; ll tmp = mul(N, comb(N + remain - 2, N-2)); res = sub(res, tmp); } for(ll x = M + 1; x <= N; x++){ if(3 * M - x < 0 || (3 * M - x) % 2 == 1){ continue; } if(x > N){ continue; } ll ball = (3 * M - x) / 2; ll tmp = mul(comb(N, x), comb(ball + N - 1, N-1)); res = sub(res, tmp); } cout << res << endl; }
#include<bits/stdc++.h> #define LL long long #define pb push_back #define mp make_pair #define pii pair<int,int> using namespace std; inline int read(){ int v=0,f=1; char c=getchar(); while (c<'0' || c>'9'){ if (c=='-') f=-1; c=getchar(); } while (c>='0' && c<='9'){ v=v*10+c-'0'; c=getchar(); } return v*f; } const int Maxn=2000005; const int mod=998244353; int fact[Maxn],ivf[Maxn]; int qp(int x,int p){ int ret=1; while (p){ if (p&1) ret=1ll*ret*x%mod; x=1ll*x*x%mod; p>>=1; } return ret; } int inv(int x){ return qp(x,mod-2); } int C(int x,int y){ return 1ll*fact[x]*ivf[y]%mod*ivf[x-y]%mod; } void _init(){ fact[0]=1; for (int i=1;i<Maxn;i++){ fact[i]=1ll*fact[i-1]*i%mod; ivf[i]=inv(fact[i]); } ivf[0]=1; } int main(){ _init(); int n,m; scanf("%d %d",&n,&m); int ans=0; for (int i=m;i>=0;i-=2){ if (i>n) continue; int rem=(3*m-i)/2; ans+=1ll*C(n,i)*C(rem+n-1,n-1)%mod; if (ans>=mod) ans-=mod; } // cout<<ans<<endl; for (int i=m;i>=0;i-=2){ if (i>n) continue; int rem=(3*m-i)/2; rem-=m; ans-=1ll*C(n,i)*C(rem+n-1,n-1)%mod*i%mod; if (ans<0) ans+=mod; } for (int i=m;i>=0;i-=2){ if (i>n) continue; int rem=(3*m-i)/2; rem-=m+1; if (rem<0) continue; ans-=1ll*C(n,i)*C(rem+n-1,n-1)%mod*(n-i)%mod; if (ans<0) ans+=mod; } printf("%d\n",ans); return 0; }
1
#include <bits/stdc++.h> #define rep(i,n)for(long long i=0;i<(long long)(n);++i) #define all(a) a.begin(), a.end() using namespace std; typedef long long ll; typedef unsigned long long ull; typedef pair<ll, ll> P; template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } const int MOD=1e9+7; const ll INF=1e18; const int MAX=510000; const double pi=acos(-1); int dx[8] = {1,0,-1,0,1,1,-1,-1}; int dy[8] = {0,1,0,-1,-1,1,1,-1}; int main(){ cin.tie(0); ios::sync_with_stdio(false); int n,q; cin >> n >> q; vector<tuple<int,int,int>> stx(n); rep(i,n){ cin >> get<1>(stx[i]) >> get<2>(stx[i]) >> get<0>(stx[i]); } sort(stx.begin(),stx.end()); set<P> st; rep(i,q){ int x; cin >> x; st.emplace(x,i); } vector<int> ans(q,-1); rep(i,n){ int s = get<1>(stx[i]); int t = get<2>(stx[i]); int x = get<0>(stx[i]); //xの昇順で考えてぶつかったら,その人をerase auto first = st.lower_bound(P(s-x,0));//引っかかる人 auto end = st.upper_bound(P(t-x-1,q));//引っかからない人 for(auto it = first; it !=end; ++it) ans[it->second] = x; st.erase(first,end); } rep(i,q) cout << ans[i] << endl; return 0; }
#include<bits/stdc++.h> using namespace std; using ll = long long; const ll INF = 1e18; const int S = 1 << 18; ll seg[2*S]; int main() { ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0); int N, Q; cin >> N >> Q; vector<pair<pair<ll, ll>, ll>> blocks(N); for (int i = 0; i < N; i++) { ll s, t, x; cin >> s >> t >> x; s -= x, t -= x; blocks[i] = {{s,t}, x}; } vector<ll> D(Q); for (int q = 0; q < Q; q++) { cin >> D[q]; } for (int i = 0; i < 2 * S; i++) { seg[i] = INF; } for (int i = 0; i < N; i++) { ll s = blocks[i].first.first, t = blocks[i].first.second, x = blocks[i].second; int si = int(lower_bound(D.begin(), D.end(), s) - D.begin()); int ti = int(lower_bound(D.begin(), D.end(), t) - D.begin()); for (int a = S+si, b = S+ti; a < b; a /= 2, b /= 2) { if (a & 1) { seg[a] = min(seg[a], x); a++; } if (b & 1) { --b; seg[b] = min(seg[b], x); } } } for (int i = 1; i < S; i++) { seg[2*i+0] = min(seg[2*i+0], seg[i]); seg[2*i+1] = min(seg[2*i+1], seg[i]); } for (int i = 0; i < Q; i++) { if (seg[S+i] == INF) cout << -1 << '\n'; else cout << seg[S+i] << '\n'; } return 0; }
1
/* * Project: AtCoder Beginners Contest 137 B - One Clue * Author: toms74209200 <https://github.com/toms74209200> * * Created on 2020/09/01 * Copyright (c) 2020 toms74209200 * * This software is released under the MIT License. * http://opensource.org/licenses/mit-license.php */ #include <cstdio> #include <cstdint> using namespace std; int32_t k; int32_t coord_x; void solve() { for (int i=-k+1;i<k;i++) { printf("%d ", coord_x+i); } printf("\n"); } int main() { scanf("%d", &k); scanf("%d", &coord_x); solve(); }
#include <iostream> // cout, endl, cin #include <string> // string, to_string, stoi #include <vector> // vector #include <algorithm> // min, max, swap, sort, reverse, lower_bound, upper_bound #include <utility> // pair, make_pair #include <tuple> // tuple, make_tuple #include <cstdint> // int64_t, int*_t #include <cstdio> // printf #include <map> // map #include <queue> // queue, priority_queue #include <set> // set #include <stack> // stack #include <deque> // deque #include <unordered_map> // unordered_map #include <unordered_set> // unordered_set #include <bitset> // bitset #include <cctype> // isupper, islower, isdigit, toupper, tolower #include <iomanip> // fixed, setprecision using namespace std; int main() { int K, X, start = 0, end = 0; cin >> K >> X; start = X - K + 1; end = X + K - 1; for (int i = start; i <= end; i++) { cout << i << " "; } cout << endl; }
1
#include <bits/stdc++.h> #define int long long using namespace std; const int N = 1e3 + 7, mod = 1e9 + 7; int POW(int a, int b, int mod) { a %= mod; int r = 1; for(int i = b; i > 0; i >>= 1) { if(i & 1) r = (r * a) % mod; a = (a * a) % mod; } return r; } int f[N], n, dp[10001][1001]; vector <tuple <int, int, int> > v; vector <int> nxt; int g(int lft, int idx) { if(idx >= v.size()) { return (lft == 0 ? f[n] : 0); } if(~dp[idx][lft]) { return dp[idx][lft]; } int res = g(lft, idx + 1); int x, y, z; tie(x, y, z) = v[idx]; if(x * y <= lft) { res += g(lft - x * y, nxt[idx]) * z % mod; res %= mod; } return dp[idx][lft] = res; } int32_t main() { ios_base :: sync_with_stdio(0); cin.tie(0); cout.tie(0); f[0] = 1; for(int i = 1; i < N; i++) { f[i] = (f[i - 1] * i) % mod; } int a, b, c, d; cin >> n >> a >> b >> c >> d; for(int i = a; i <= b; i++) { int k = POW(f[i], mod - 2, mod), p = 1; for(int j = 1; j <= c; j++) { p = (p * k) % mod; } for(int j = c; j <= d; j++) { if(i * j <= n) { v.push_back(make_tuple(i, j, (p * POW(f[j], mod - 2, mod)) % mod)); } p = (p * k) % mod; } while(nxt.size() < v.size()) { nxt.push_back(v.size()); } } memset(dp, -1, sizeof dp); cout << g(n, 0) << endl; }
#include <bits/stdc++.h> #define rep(i,n) for (int i = 0; i < (n); ++i) using namespace std; using ll = long long; using P = pair<int,int>; const int MOD = 1e9+7; int main() { int n; cin >> n; vector<int> a(n); rep(i, n) cin >> a[i]; vector<int> dp(n+1); dp[0] = 1; vector<int> clr(3, 0); rep(i, n) { int c = 0; rep(ci, 3) if (clr[ci] == a[i]) ++c; dp[i+1] = (ll)dp[i] * c % MOD; rep(ci, 3) { if (clr[ci] == a[i]) { clr[ci]++; break; } } } cout << dp[n] << endl; return 0; }
0
#include <iostream> using namespace std; int main(){ int N; cin >> N; if(N == 1) cout << "Hello World" << endl; if(N == 2){ int A, B; cin >> A >> B; cout << A + B << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { string s; cin >> s; vector<bool> v(26, true); for(int i=0; i<s.size(); i++) v[s[i]-'a'] = false; char ans; for(int i=0; i<26; i++) { if(v[i]) { ans = i+'a'; cout << ans << endl; break; } else if(i==25) cout << "None" << endl; } return 0; }
0
#include <cstdio> #include <stdlib.h> int main() { int s[600]; int t[6]; int c = 0; char h[4] = {'N', 'S', 'W', 'E'}; int n; bool a = false; scanf("%d", &n); for (int i = 0; i < 6 * n; i++) { scanf("%d", &s[i]); } for (int i = 0; i < n; i++) { while (1) { int k = rand() % 4; if (h[k] == 'N') { t[4] = s[0 + i * 6]; t[0] = s[1 + i * 6]; t[1] = s[5 + i * 6]; t[5] = s[4 + i * 6]; t[2] = s[2 + i * 6]; t[3] = s[3 + i * 6]; } if (h[k] == 'S') { t[0] = s[4 + i * 6]; t[1] = s[0 + i * 6]; t[5] = s[1 + i * 6]; t[4] = s[5 + i * 6]; t[2] = s[2 + i * 6]; t[3] = s[3 + i * 6]; } if (h[k] == 'W') { t[0] = s[2 + i * 6]; t[2] = s[5 + i * 6]; t[5] = s[3 + i * 6]; t[3] = s[0 + i * 6]; t[1] = s[1 + i * 6]; t[4] = s[4 + i * 6]; } if (h[k] == 'E') { t[2] = s[0 + i * 6]; t[5] = s[2 + i * 6]; t[3] = s[5 + i * 6]; t[0] = s[3 + i * 6]; t[1] = s[1 + i * 6]; t[4] = s[4 + i * 6]; } for (int j = 0; j < 6; j++) { s[j + i * 6] = t[j]; } for (int j = i + 1; j < n; j++) { if (s[0 + i * 6] == s[0 + j * 6] && s[1 + i * 6] == s[1 + j * 6] && s[2 + i * 6] == s[2 + j * 6] && s[3 + i * 6] == s[3 + j * 6] && s[4 + i * 6] == s[4 + j * 6] && s[5 + i * 6] == s[5 + j * 6]) { a = true; break; } } if (c == 1000) { break; } c += 1; } } if (a == false) { printf("Yes\n"); } if (a == true) { printf("No\n"); } }
#pragma GCC optimize("Ofast") #include <bits/stdc++.h> #define rep(i,n) for(int i=0;i<n;i++) #define cinf(n,x) for(int i=0;i<(n);i++)cin>>x[i]; #define ft first #define sc second #define pb push_back #define lb lower_bound #define ub upper_bound #define all(v) (v).begin(),(v).end() #define mod 1000000007 #define FS fixed<<setprecision(15) using namespace std; typedef long long ll; template<class T> using V=vector<T>; using Graph = vector<vector<int>>; using P=pair<ll,ll>; typedef unsigned long long ull; typedef long double ldouble; template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } const ll INF=1e18; ll dp[200005][5]; int main(){ cin.tie(0);ios::sync_with_stdio(false); ll n; cin>>n; V<ll> a(n); cinf(n,a); ll k=1+n%2; rep(i,n+1)rep(j,k+1)dp[i][j]=-INF; dp[0][0]=0; rep(i,n){ rep(j,k+1){ chmax(dp[i+1][j+1],dp[i][j]); ll now=dp[i][j]; if((i+j)%2==0) now+=a[i]; chmax(dp[i+1][j],now); } } cout<<dp[n][k]<<endl; } //ペナルティ出しても焦らない ACできると信じろ!!! /* V,P(大文字)使用不可 乗算などの際にオーバーフローに注意せよ! (適切にmodをとれ にぶたんで途中で切り上げろ) 制約をよく読め! (全探索できるなら全探索しろ) stringの計算量(扱い)注意 コーナー注意!(特に数値が小さいものについては要検証) N行出力のときは'\n' グリッド上では行先が範囲内におさまるかif文で確認(RE注意) if文ではちゃんと比較演算子==を使え(=でもエラー出ない) 配列(vector)の大きさが0か1以上かで場合分けせよ(RE注意) (vector<int> a(m)でm==0というものはできない) modはなるべく最後に取れ! */
0
#include <bits/stdc++.h> using namespace std; int main() { // freopen("AGC010-D.in", "r", stdin); int n, cur = 0; cin >> n; vector<int> arr(n); copy(istream_iterator<int>(cin), istream_iterator<int>(), arr.begin()); string str[] = {"First", "Second"}, ans; while (ans.empty()) { int cnt = count_if(arr.begin(), arr.end(), [&] (int x) { return x % 2 == 0; }); if (cnt & 1) { ans = str[cur]; break; } cur ^= 1; if (cnt != n - 1) { ans = str[cur]; } int g = 0; for_each(arr.begin(), arr.end(), [&] (int x) { if (x == 1) { ans = str[cur]; } x -= x & 1; while (x) { int r = g % x; g = x; x = r; } }); if (!g) { break; } for_each(arr.begin(), arr.end(), [&] (int &x) { x /= g; }); } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for(int i = 0; i < n; i++) #define rep2(i, x, n) for(int i = x; i <= n; i++) #define rep3(i, x, n) for(int i = x; i >= n; i--) #define elif else if #define sp(x) fixed << setprecision(x) #define pb push_back #define eb emplace_back #define all(x) x.begin(), x.end() #define sz(x) (int)x.size() using ll = long long; using pii = pair<int, int>; using pil = pair<int, ll>; using pli = pair<ll, int>; using pll = pair<ll, ll>; const ll MOD = 1000000007; //const ll MOD = 998244353; const int inf = (1<<30)-1; const ll INF = (1LL<<60)-1; const double pi = acos(-1.0); const double EPS = 1e-10; template<typename T> bool chmax(T &x, const T &y) {return (x < y)? (x = y, true) : false;}; template<typename T> bool chmin(T &x, const T &y) {return (x > y)? (x = y, true) : false;}; int N; int A[100000]; int res(){ int K = 0; rep(i, N){ if(A[i]%2 == 0) K++; } if(K&1) return 1; if(K != N-1) return 0; int g = A[0]&~1; rep(i, N){ if(A[i] == 1) return 0; if(A[i]%2 == 1) A[i]--; g = gcd(g, A[i]); } rep(i, N) A[i] /= g; return res()^1; } int main(){ cin >> N; rep(i, N) cin >> A[i]; cout << (res()? "First" : "Second") << endl; }
1
#include <iostream> #include <string> #include <algorithm> #include <vector> #include <queue> #include <map> #include <unordered_map> #include <set> #include <unordered_set> #include <cmath> #include <numeric> #include <iomanip> #include <stack> #include <complex> #include <functional> #include <tuple> using namespace std; #define Rep(i,a,b) for(ll i = a; i < b; ++i) #define rep(i,b) Rep(i,0,b) #define allof(a) (a).begin(), (a).end() #define Yes(q) ((q) ? "Yes" : "No") #define YES(q) ((q) ? "YES" : "NO") #define Possible(q) ((q) ? "Possible" : "Impossible") #define POSSIBLE(q) ((q) ? "POSSIBLE" : "IMPOSSIBLE") using ll = long long; constexpr int inf = 1e9 + 7; constexpr ll infll = 1ll << 60ll; constexpr ll mod = 1e9 + 7; // 0~3までは右下左上 4~7までは斜め constexpr int dx[] = { 1, 0, -1, 0, 1, -1 }; constexpr int dy[] = { 0, 1, 0, -1, 1, 1 }; namespace { template<typename T> bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } template<typename T> bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } // 標準出力 void Write(long long x, const char* end = "\n") { std::cout << x << end; } template <typename T> void Write(const T& x, const char* end = "\n") { std::cout << x << end; } template <typename T, typename U> void Write(const T& x, const U& y, const char* end = "\n") { std::cout << x << " " << y << end; } template <typename T, typename U, typename V> void Write(const T& x, const U& y, const V& z, const char* end = "\n") { std::cout << x << " " << y << " " << z << end; } //template <typename... Args> void Write(Args const&... args) { bool a = true; for (auto const& x : { args... }) { if (a) a = false; else std::cout << " "; std::cout << x; } std::cout << "\n"; } template <typename T> void Write(const std::vector<T>& x, const char* sep = " ", const char* end = "\n") { for (std::size_t i = 0, sz = x.size(); i < sz; ++i) { std::cout << x[i] << (i == sz - 1 ? end : sep); } } template <typename T> void Write(const std::vector<std::vector<T>>& x, const char* sep = " ", const char* end = "\n") { for (auto v : x) Write(v, sep, end); } // 標準入力 struct Read { std::size_t szi, szj; Read(std::size_t _szi = 1, std::size_t _szj = 1) : szi(_szi), szj(_szj) {} template <typename T> operator T () const { T a; std::cin >> a; return a; } template <typename T> operator std::vector<T>() const { std::vector<T> a(szi); for (std::size_t i = 0; i < szi; ++i) std::cin >> a[i]; return a; } template <typename T> operator std::vector<std::vector<T>>() const { std::vector<std::vector<T>> a(szi, std::vector<T>(szj)); for (std::size_t i = 0; i < szi; ++i) for (std::size_t j = 0; j < szj; ++j) cin >> a[i][j]; return a; } template <typename T, typename U> operator std::vector<std::pair<T, U>>() const { std::vector<std::pair<T, U>> a(szi); for (std::size_t i = 0; i < szi; ++i) std::cin >> a[i].first >> a[i].second; return a; } }; struct Reads { template <typename T> Reads(T& a) { std::cin >> a; } template <typename T, typename U> Reads(T& a, U& b) { std::cin >> a >> b; } template <typename T, typename U, typename V> Reads(T& a, U& b, V& c) { std::cin >> a >> b >> c; } template <typename T, typename U, typename V, typename W> Reads(T& a, U& b, V& c, W& d) { std::cin >> a >> b >> c >> d; } }; Read read; } int main() { int k, t; Reads(k, t); vector<int> a = Read(t); int ans = *max_element(allof(a)) * 2 - k - 1; chmax(ans, 0); Write(ans); return 0; }
#include<bits/stdc++.h> using namespace std; #define inf 0x3f3f3f3f #define mes(a,b) memset((a),(b),sizeof((a))) #define syio std::ios::sync_with_stdio(false); std::cin.tie(0); std::cout.tie(0); #define lson l, mid, rt << 1 #define rson mid+1, r, rt << 1 | 1 typedef long long ll; typedef long double real; typedef pair<int, int> pii; const int oo = ~0u >> 2; const double pi = acos(-1.0); const double eps = 1e-8; const int mxn = 200033; inline int read(){ int x = 0,f = 1;char c = getchar(); while(!isdigit(c))f = c == '-' ? -1 : 1,c = getchar(); while(isdigit(c))x = x * 10 + c - '0',c = getchar(); return x * f; } int n, a[mxn]; int main() { syio; cin>>n; for (int i = 1; i <= n; ++ i) cin>>a[i]; ll res = 0; for (int i = 2; i <= n; ++ i) { if (a[i] < a[i - 1]) { res += a[i - 1] - a[i]; a[i] += a[i - 1] - a[i]; } } cout<<res<<endl; return 0; }
0
#include<bits/stdc++.h> using namespace std; struct CumulativeSum { vector<long long> csum; template<typename T> CumulativeSum(vector<T> input) : csum(input.size() + 1, 0) { for(int i = 0; i < (int)input.size(); i++) csum[i+1] = csum[i] + input[i]; } long long query(int l, int r) { /* 0-indexed, inclusive */ return csum[r+1] - csum[l]; } }; struct CumulativeSum2D { vector<vector<long long>> csum; template<typename T> CumulativeSum2D(vector<vector<T>> input) : csum(input.size() + 1, vector<long long>(input[0].size() + 1, 0)) { for(int i = 0; i < (int)input.size(); i++) for(int j = 0; j < (int)input[i].size(); j++) csum[i+1][j+1] += csum[i+1][j] + csum[i][j+1] - csum[i][j] + input[i][j]; } CumulativeSum2D(vector<string> input, char target) : csum(input.size() + 1, vector<long long>(input[0].size() + 1, 0)) { for(int i = 0; i < (int)input.size(); i++) for(int j = 0; j < (int)input[i].size(); j++) csum[i+1][j+1] += csum[i+1][j] + csum[i][j+1] - csum[i][j] + (input[i][j]==target); } long long query(int y_top, int x_left, int y_bottom, int x_right) { /* 0-indexed, inclusive */ return csum[y_bottom+1][x_right+1] - csum[y_top][x_right+1] - csum[y_bottom+1][x_left] + csum[y_top][x_left]; } }; signed main() { #if 1 // https://atcoder.jp/contests/abc122/tasks/abc122_c int n,q; cin >> n >> q; string s; cin >> s; vector<bool> ac(n); for(int i=0; i<n-1; ++i) ac[i] = s[i] == 'A' && s[i+1] == 'C'; CumulativeSum cs(ac); while(q--) { int l,r; cin >> l >> r; --l, r-=2; cout << cs.query(l,r) << endl; } #elif 1 // https://atcoder.jp/contests/abc005/tasks/abc005_4 int n; cin >> n; vector<vector<int>> grid(n, vector<int>(n, 0)); for(int i=0; i<n; ++i) for(int j=0; j<n; ++j) cin >> grid[i][j]; CumulativeSum2D cs(grid); vector<int> ans(n*n+1); for(int y1=0; y1<n; ++y1) for(int x1=0; x1<n; ++x1) for(int y2=y1; y2<n; ++y2) for(int x2=x1; x2<n; ++x2) { int w = x2 - x1 + 1, h = y2 - y1 + 1; ans[w*h] = max(ans[w*h], (int)cs.query(y1,x1,y2,x2)); } for(int i=1; i<= n*n; ++i) ans[i] = max(ans[i], ans[i-1]); int q; cin >> q; while(q--) { int p; cin >> p; cout << ans[p] << endl; } #else // http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=0560 int n,m,k; cin >> m >> n >> k; vector<string> grid(m); for(int i=0; i<m; ++i) cin >> grid[i]; CumulativeSum2D J(grid, 'J'); CumulativeSum2D O(grid, 'O'); CumulativeSum2D I(grid, 'I'); for(int i=0; i<k; ++i) { int x1,y1,x2,y2; cin >> y1 >> x1 >> y2 >> x2; --x1, --y1, --x2, --y2; cout << J.query(y1,x1,y2,x2) << " "; cout << O.query(y1,x1,y2,x2) << " "; cout << I.query(y1,x1,y2,x2) << endl; } #endif }
#include <bits/stdc++.h> using namespace std; using ll = long long; const long long INF = 1LL << 60; int main() { int N, Q; cin >> N >> Q; string S; cin >> S; vector<int> AC; AC.push_back(0); //入力 vector<int> X(Q), Y(Q); for(int i=0; i<Q; i++) { int a,b; cin >> X[i] >> Y[i]; } //Sの"AC"をカウントして存在した位置をvectorにpush_back int count = 0; for(int i=1; i<N; i++) { if(S[i-1] == 'A' && S[i] == 'C'){ count++; } AC.push_back(count); } for(int i=0; i<Q; i++) { cout << AC[Y[i]-1] - AC[X[i]-1] << endl; } }
1
#include <iostream> #include <cmath> #include <vector> #include <algorithm> #include <map> using namespace std; typedef long long ll; typedef pair<string,string> P; const int INF = 1e9+1; int main() { int n; cin>>n; string s; cin>>s; map<P, ll> mp; for(int i=0;i<(1<<n);i++) { string s1, s2; for(int j=0;j<n;j++) { if (i & (1<<j)) s1+=s[j]; else s2+=s[j]; } reverse(s1.begin(), s1.end()); reverse(s2.begin(), s2.end()); mp[make_pair(s1,s2)]++; } ll an=0; for(int i=0;i<(1<<n);i++) { string s1, s2; for(int j=0;j<n;j++) { if (i & (1<<j)) s1+=s[n+j]; else s2+=s[n+j]; } an += mp[make_pair(s1,s2)]; } cout<<an<<endl; }
//* AuThOr GaRyMr *// #include<bits/stdc++.h> #define rb(a,b,c) for(int a=b;a<=c;++a) #define rl(a,b,c) for(int a=b;a>=c;--a) #define niv vector<int> #define LL long long #define IT iterator #define PB push_back #define II(a,b) make_pair(a,b) #define FIR first #define SEC second #define FREO freopen("check.out","w",stdout) #define rep(a,b) for(int a=0;a<b;++a) #define KEEP while(1) #define SRAND mt19937 rng(chrono::steady_clock::now().time_since_epoch().count()) #define random(a) rng()%a #define ALL(a) a.begin(),a.end() #define ff fflush(stdout) using namespace std; const int INF=0x3f3f3f3f; typedef pair<int,int> mp; typedef pair<mp,mp> superpair; int n; LL res; int dp[20][20]; // dp[i][j] 前i个组成长度为j的B的前缀 string r_s=""; int check(string A,string B){ // cout<<A<<" "<<B<<" "<<r_s<<endl; A='$'+A; B='^'+B; rb(i,0,19) rb(j,0,19) dp[i][j]=0; dp[0][0]=1; rb(i,1,n/2){ rb(j,1,min((int)(B.length()-1),i)){ if(r_s[i]==B[j]){ dp[i][j]+=dp[i-1][j-1]; } if(r_s[i]==A[i-j]){ dp[i][j]+=dp[i-1][j]; } } } return dp[n/2][B.length()-1]; } string s; void dfs1(string A,string B,int now){ if(now>(n>>1)){ res+=check(A,B); } else{ dfs1(A+s[now],B,now+1); dfs1(A,B+s[now],now+1); } } int main(){ cin>>n; n=n+n; cin>>s; s='$'+s; rl(i,n,n/2+1) r_s+=s[i];r_s='%'+r_s; dfs1("","",1); cout<<res+res<<endl; return 0; }
1
#include<bits/stdc++.h> #define ll long long #define MAX 1000005 #define MOD (ll)(1e9+7) #define INF INT32_MAX #define INFL INT64_MAX #define con(x,y) ((x)*(m)+(y)) using namespace std; int dsu[MAX]; int sz[MAX]; int search(int a) { if(dsu[a]==a) return a; return dsu[a]=search(dsu[a]); } void join(int a, int b) { a = search(a); b = search(b); if(sz[a]<sz[b]) { dsu[b]=a; sz[a]+=sz[b]; } else { dsu[a]=b; sz[b]+=sz[a]; } } void solve() { int n,m; cin >> n >> m; string s[n]; for(int i=0; i<m*n; i++) { sz[i]=1; dsu[i]=i; } for(int i=0; i<n; i++) cin >> s[i]; for(int i=0; i<n; i++) { for(int j=0; j<m; j++) { //cout << con(i,j) << endl; if(j+1<m && s[i][j]=='#' && s[i][j+1]=='#') { if(search(con(i,j))!=search(con(i,j+1))) join(con(i,j),con(i,j+1)); } if(i+1<n && s[i][j]=='#' && s[i+1][j]=='#') { if(search(con(i,j))!=search(con(i+1,j))) join(con(i,j),con(i+1,j)); } } } bool f=0; for(int i=0; i<n; i++) { for(int j=0; j<m; j++) { if(s[i][j]=='#') { if(sz[search(con(i,j))]==1) { f=1; break; } } } } if(f) cout << "No\n"; else cout << "Yes\n"; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int t=1; //cin >> t; for(int i=1; i<=t; i++) { solve(); } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int h,w; //h side w vertical cin >> h >> w; char s[h][w]; for(int i = 0; i < h; i++){ for(int j = 0; j < w; j++){ cin >> s[i][j]; } } int flag = 0; for(int i = 0; i < h; i++){ for(int j = 0; j < w; j++){ if(s[i][j] == '#'){ if(s[i-1][j] == '#' && i != 0){ continue; }else if(s[i][j-1] == '#' && j != 0){ continue; }else if(s[i][j+1] == '#' && j != w-1){ continue; }else if(s[i+1][j] == '#' && i != h-1){ continue; }else{ flag = 1; break; }//else }//if }//for if(flag == 1){ break; } }//for if(flag == 0){ cout << "Yes" << endl; }else{ cout << "No" << endl; } }
1
#include <iostream> using namespace std; int main(){ int a, b, c; cin >> a >> b >> c; if(a < b){ if(c >= a && c <= b){ cout << "Yes" << endl; }else{ cout << "No" << endl; } }else{ if(c >= b && c <= a){ cout << "Yes" << endl; }else{ cout << "No" << endl; } } }
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef pair<int,int> P; #define all(v) v.begin(), v.end() const ll mod=1000000007; ll countBits(ll in){ int res=0; for(;in>0;in>>=1){ if((in&0x01)!=0){ res++; } } return res; } template<typename T> void show2dVector(vector<vector<T>>& v){ for(int i=0;i<v.size();i++){ int m=v[i].size(); cout<<i<<" : "; for(int j=0;i<m;i++){ cout<<v[i][j]<<" "; } cout<<endl; } } void bfs(const vector<vector<int>>&g, int v, vector<bool>& seen){ seen[v]=true; cout<<v<<" "; for(auto next: g[v]){ if(seen[next]){ continue; } bfs(g,next,seen); } } bool dfs(vector<vector<int>> &g,int start,int goal,vector<bool>&seen){ bool res=false; seen[start]=true; if(start==goal){ return true; } for(auto next: g[start]){ if(seen[next]){ continue; } res=dfs(g,next,goal,seen); if(res){ break; } } return res; } ll gcd(ll a,ll b) { return b? gcd(b,a%b): a; } ll lcm(ll a,ll b) { return a*b/gcd(a,b); } bool isLowerCase(char c){ return (c>='a'&&c<='z'); } char toLowerCase(char c){ if(isLowerCase(c)){ return c; }else{ return c+'a'-'A'; } } char toUpperCase(char c){ if(isLowerCase(c)){ return c-('a'-'A'); }else{ return c; } } ll powm(ll a,ll n, ll m){ ll ret=1; while(n>0){ if(n%2==1){ ret=(ret*a)%m; } n>>=1; a=(a*a)%m; } return ret; } const string yesno(bool ans){ return (ans?"Yes":"No"); } int main() { bool ans=false; int a,b,c;cin>>a>>b>>c; if(a<=c&&c<=b){ ans=true; }else if(b<=c&&c<=a){ ans=true; } cout<<yesno(ans)<<endl; return 0; }
1
#include<iostream> #include<stdio.h>//printf("%.*f\n",*********); #include<vector>//s.erase(n),vector #include<algorithm>//next_permutation #include<set> #include<string>//char('a'=32+'A') //to_string,string,substr #include<sstream> #include<complex> #include<time.h> #include<random> #include<cmath>//min,max #include<math.h> #include<queue> #include<time.h> #include<iomanip> #include<locale> #include<utility>//swap #define rt "\n" #define rep(i,n) for(int i=0;i<n;i++) #define rop(i,n) for(int i=1;i<=n;i++)//start==1 #define drep(i,n) for(int i=n-1;0<=i;i--) #define drop(i,n) for(int i=n;0<i;i--)//end==1 #define yes(ans) if(ans)cout<<"yes"<<rt;else cout<<"no"<<rt; #define Yes(ans) if(ans)cout<<"Yes"<<rt;else cout<<"No"<<rt; #define YES(ans) if(ans)cout<<"YES"<<rt;else cout<<"NO"<<rt; #define Yay(ans) if(ans)cout<<"Yay!"<<rt;else cout<<":("<<rt; #define sec(a,b,ans) if(ans)cout<<a<<rt;else cout<<b<<rt; #define vcin(a,n) rep(i,n)cin>>a[i];//vcin(配列名),(繰り返し回数) #define sort(s) sort(s.begin(),s.end())//昇順 #define reve(s) reverse(s.begin(),s.end())//反転 #define please return #define AC 0 #define rapid_pleaseAC_fast cin.tie(0);ios::sync_with_stdio(false) #define pi 3.1415926535897932384626//pi #define nine 1000000000//10^9 using namespace std; typedef vector<int> vint; typedef long double ldouble; typedef vector<string> vstr; typedef vector<char> vchar; typedef vector<double> vdou; typedef vector<double> vdouble; typedef long long int llint; typedef pair<int, int> pint; typedef pair<llint, llint> pllint; typedef vector<llint> vllint; typedef vector<pint> vpint; typedef vector<pair<llint, llint>> vpllint; typedef vector<vector<int>> vvint; typedef vector<vector<char>> vvchar; typedef vector<vector<double>> vvdouble; typedef vector<vector<llint>> vvllint; typedef vector<vector<string>> vvstr; typedef vector<vector<bool>> vvbool; typedef vector<vector<pint>> vvpint; typedef vector<bool> vbool; long long GCD(long long a, long long b) { if (b == 0) return a; else return GCD(b, a % b); } long long LCM(long long a, long long b) { return a * b / GCD(a, b); } unsigned GetDigit(unsigned num) { return std::to_string(num).length(); } int tow(int n) {//2のn乗 if (n == 0)return 1; int x = tow(n / 2); x *= x; if (n % 2 == 1)x *= 2; return x;//@domino } int KETA(int n) { //Sum of Each Digit int sum = 0; while (n > 0) { sum += n % 10; n /= 10; } return sum; } unsigned ND(unsigned num) {//Number of Digits return std::to_string(num).length();//outmax=10 } bool KIBN(string s) { rep(i, s.size() / 2) { if (s[i] != s[s.size() - 1 - i])return false; } return true; } /* (char)toupper(a[n])=文字列のn文字目を大文字で出力 pow(a,b)=aのb乗 */ int main(void) { rapid_pleaseAC_fast; vint a(2); vcin(a, 2); int ans = 0; rep(i, 2) { if (a[i] == 3) { ans += 100000; } if (a[i] == 2) { ans += 200000; } if (a[i] == 1) { ans += 300000; } } if (a[0] == 1 && a[1] == 1) { ans += 400000; } cout << ans << rt; please AC; } //参考:---
#include<bits/stdc++.h> using namespace std; #define rep(i,a,b) for(int i=(a);i<=(b);++i) #define rrep(i,a,b) for(int i=(a);i>=(b);--i) #define PB push_back #define ar2 array<int,2> typedef long long LL; const LL P = 1e9+7; const int INF = 0x3fffffff; const int N = 25; mt19937 rng(time(0)); int x,y,ans; int calc(int x){ if(x==1) return 300000; if(x==2) return 200000; if(x==3) return 100000; return 0; } int main(){ #ifndef ONLINE_JUDGE //freopen("test.in","r",stdin); #endif cin>>x>>y; ans = calc(x) + calc(y); if(x==1 && y==1) ans += 400000; cout<<ans<<endl; return 0; }
1
#include <iostream> #include <algorithm> #include <vector> #include <stack> #include <queue> #include <map> #include <cmath> #include <string> #include <sstream> #include <iomanip> #include <complex> using namespace std; #define ll long long #define vvi vector< vector<int> > #define All(X) X.begin(),X.end() #define FOR(i,a,b) for(int i=(int)(a);i<(int)(b);i++) #define REP(i,n) for(int i=0;i<(int)(n);i++) #define pb push_back ll gcd(ll a,ll b){return b?gcd(b,a%b):a;} ll lcm(ll a,ll b){return a/gcd(a,b)*b;} int main(){ int n; while (cin >> n,n){ int x[100]; int y[100]; int gem[25][25] = {0}; REP(i,n){ cin >> x[i] >> y[i]; gem[x[i]][y[i]] = 1; } int m; cin >> m; char d[100]; int l[100]; int nowx=10; int nowy=10; REP(j,m){ cin >> d[j] >> l[j]; if (d[j]=='E'){ REP(k,l[j]){ nowx ++; gem[nowx][nowy]=0; } }else if(d[j]=='W'){ REP(k,l[j]){ nowx --; gem[nowx][nowy]=0; } }else if(d[j]=='S'){ REP(k,l[j]){ nowy --; gem[nowx][nowy]=0; } }else if(d[j]=='N'){ REP(k,l[j]){ nowy ++; gem[nowx][nowy]=0; } } // cout << nowx << "," << nowy << endl; // } int tf=0; /* REP(piyo,25){ REP(are,25){ cout << gem[piyo][are] << ","; }} */ REP(hoge,25){ REP(huga,25){ tf += gem[hoge][huga]; } } if(tf){ cout<<"No"<<endl; }else{ cout<<"Yes"<<endl; } } }
#include "bits/stdc++.h" #define ll long long #define lld long double #define MOD 1000000007 #define inf 1000000000000000000ll #define pii pair<int,int> #define f first #define s second #define pb push_back #define mp make_pair #define all(v) v.begin(),v.end() #define fast ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); ll power(ll x,ll y, ll md=inf){ll res = 1;x%=md;while(y){if(y&1)res = (res*x)%md;x *= x; if(x>=md) x %= md; y >>= 1;}return res;} using namespace std; #define endl '\n' #define int ll signed main() { fast; int h,w; cin>>h>>w; pii v[200002]; for(int i=0;i<h;i++) cin>>v[i].f>>v[i].s; map<int,int> mp; for(int i=1;i<=w;i++) mp[i] = 0; map<int,int> mini = {{0,w}}; for(int i=0;i<h;i++) { int r = v[i].s; auto it = mp.lower_bound(v[i].f); int mn = inf; while(it!=mp.end() && it->f <= r) { mn = min(mn, r+1-(it->f)+(it->s)); auto it1 = it++; auto it2 = mini.find(it1->s); if(it2->s==1) mini.erase(it2); else it2->s --; mp.erase(it1); } if(r+1<=w && mn<inf) { if(it!=mp.end() && it->f == r + 1) { if(it->s > mn) { auto it1 = mini.find(it->s); if(it1->s ==1) mini.erase(it1); else it1->s --; mini[mn]++; it->s = mn; } } else { mp.insert({r+1,mn}); mini[mn]++; } } if(mini.size()) cout<<mini.begin()->f+i+1<<endl; else cout<<-1<<endl; } }
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#include <bits/stdc++.h> using namespace std; int n, k; vector<string> v; set<string> s; void dfs(string str, int flag, int count) { if (count == k) { s.insert(str); return ; } for (int i = 0; i < n; i++) { if (flag & (1 << i)) continue; dfs(str + v[i], flag | (1 << i), count + 1); } } int main() { while (cin >> n >> k, n || k) { v.resize(0); for (int i = 0; i < n; i++) { string str; cin >> str; v.push_back(str); } s.clear(); dfs("", 0, 0); cout << s.size() << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; string ab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; int main(){ cin.tie(0); ios::sync_with_stdio(false); int n, key[100]; string cip; while(cin >> n && n){ for(int i = 0; i < n; i++){ cin >> key[i]; } cin >> cip; for(int i = 0; i < cip.size(); i++){ int ind = lower_bound(ab.begin(), ab.end(), cip[i])-ab.begin(); cout << ab[(ind - key[i%n] + 52) % 52]; } cout << endl; } return 0; }
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#include <bits/stdc++.h> using namespace std; using ll = long long; const int MAX_N = 501, MAX_M = 2e5+10; int N, M, Q; int L[MAX_M], R[MAX_M]; int p[MAX_M], q[MAX_M]; ll ans[MAX_N][MAX_N]; void solve() { for(int i=0;i<M;++i){ for(int le=1;le<=L[i];++le)ans[le][R[i]]++; } for(int i=1;i<=N;++i)for(int j=1;j<=N;++j){ ans[i][j] += ans[i][j-1]; } for(int i=0;i<Q;++i){ cout << ans[p[i]][q[i]] << '\n'; } } int main() { cin >> N >> M >> Q; for(int i=0;i<M;++i) cin >> L[i] >> R[i]; for(int i=0;i<Q;++i) cin >> p[i] >> q[i]; solve(); return 0; }
#include <bits/stdc++.h> #define rep(i,n) for (int i = 0; i < (n); ++i) using namespace std; using ll = long long; using P = pair<int,int>; vector<int> to[100005]; vector<int> dist; int n; void dfs(int v, int d=0, int p=-1) { dist[v] = d; for (int u : to[v]) { if (u == p) continue; dfs(u,d+1,v); } } vector<int> calc(int x) { dist = vector<int>(n); dfs(x); return dist; } int main() { int u, v; cin >> n >> u >> v; u--; v--; rep(i,n-1) { int a, b; cin >> a >> b; a--; b--; to[a].push_back(b); to[b].push_back(a); } vector<int> distU = calc(u); vector<int> distV = calc(v); int ans = 0; rep(i,n) { if (distU[i] < distV[i]) { ans = max(ans, distV[i]-1); } } cout << ans << endl; return 0; }
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#include<iostream> #include<cstdio> #include<cmath> #include<cstring> using namespace std; #define REP(i,e,s) for(register int i=e; i<=s; i++) #define DREP(i,e,s) for(register int i=e; i>=s; i--) #define ll long long #define DE(...) fprintf(stderr,__VA_ARGS__) #define DEBUG(a) DE("DEBUG: %d\n",a) #define int long long int read() { int x=0,f=1,ch=getchar(); while(ch>'9'||ch<'0'){if(ch=='-')f=-1;ch=getchar();} while(ch>='0'&&ch<='9'){x=x*10+ch-'0';ch=getchar();} return x*f; } const int MOD=1e9+7,MAXN=200000+10; int fac[MAXN],inv[MAXN]; int qpow(int a,int b) { int ans=1; while(b) { if(b&1) ans=(ans*a)%MOD; a=(a*a)%MOD; b>>=1; } return ans; } int c(int m,int n) { if(n==m||!m||!n) return 1; return ((fac[m]*inv[n]%MOD)*inv[m-n])%MOD; } int calc(int x_1,int y_1,int x_2,int y_2) { return c(abs(x_2-x_1)+abs(y_2-y_1),abs(x_2-x_1)); } signed main() { int h=read(),w=read(),a=read(),b=read(); fac[0]=1; REP(i,1,h+w) fac[i]=(fac[i-1]*i)%MOD; REP(i,1,h+w) inv[i]=qpow(fac[i],MOD-2); int ans=0; REP(i,1,h-a) { ans=(ans+calc(1,1,b,i)*(calc(b+1,i,w,h)))%MOD; } printf("%lld\n",ans%MOD); return 0; }
#include<cstdio> #include<iostream> #include<vector> #include<algorithm> using namespace std; int main(void) { string S; cin >> S; if (S.length() == 3) reverse(S.begin(), S.end()); cout << S << "\n"; return 0; }
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#include "bits/stdc++.h" using namespace std; #define ff first #define ss second #define pb push_back typedef long long ll; #define db(x) cerr<<__LINE__<<": "<<#x<<" = "<<(x)<<'\n' const int inf = 1e9+7; const int N = 1e6+9; int main() { ios_base::sync_with_stdio(0); int a,b,n; string s; cin>>s; int sum=0, mx=0; for(char ch: s) { if(ch=='R') sum++; else sum=0; mx = max(mx, sum); } cout<<mx<<endl; return 0; }
#include <bits/stdc++.h> #define endl "\n" #define ff first #define ss second #define PB push_back #define MP make_pair #define ll long long #define llu unsigned long long #define MAX(a, b) (((a) > (b)) ? (a) : (b)) #define MIN(a, b) (((a) < (b)) ? (a) : (b)) #define ABS(X) ((X)< 0 ? -(X): (X)) #define LCM(X, Y) ( ( (X) / (GCD( (X) , (Y) ))) * (Y) ) #define MEM( A, B) memset((A), (B), sizeof(A)) #define MEM_VEC(V, FILL ) fill( V.begin(), V.end(), FILL) #define FOR_EACH(IT, V) for (auto IT = V.begin(); IT != V.end(); IT++) #define DEBUG_ARRAY_PRINT(A,I) cout<<"at pos "<< I <<" value is: "<< A[I] #define TURBO ios_base::sync_with_stdio(false) ; cin.tie(0); cout.tie(0) const double EPS =1e-9 ; const double PI = 3.1415926535897932384626433832795 ; using namespace std ; inline ll GCD(ll A, ll B){ if ( B == 0 ) return A; return GCD( (B) , (A % B) ); } inline ll POW(ll BASE, ll EXP) { ll RES = 1; for(ll I= 0; I < EXP; I++) RES *= BASE ; return RES; } inline ll BIGMOD ( ll a, ll p, ll m ) { ll res = 1 % m; ll x = a % m; while ( p > 0 ) { if ( (p & 1) > 0 ) res = ( res * x ) % m; x = ( x * x ) % m; p >>= 1; } return res; } inline void FILE_HANDLE( ){ #ifndef ONLINE_JUDGE freopen("input.txt", "r", stdin); freopen("output.txt", "w", stdout); #endif } int main() { TURBO; //FILE_HANDLE() ; string s; cin >> s ; int ans = 0 ; if(s[1] == 'R' && s[2] == 'R' && s[0] == 'R') ans = 3 ; else if(s[1] == 'R' && s[2] == 'R' ) ans = 2 ; else if(s[1] == 'R' && s[0] == 'R' ) ans = 2 ; else if(s[0] == 'R' || s[1] == 'R' || s[2] == 'R') ans = 1 ; cout << ans << endl ; }
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#include <bits/stdc++.h> using namespace std; using ll = long long; const int MOD = 998244353; ll Ep(int x, int y){ if(y == 1) return x; ll r = Ep(x,y/2); if(y%2 == 1) return r *r%MOD *x%MOD; else return r *r%MOD; } int main(){ int n, x; cin >> n; cin >> x; if(x != 0){ cout << 0 << endl; return 0; } map<int, int> mp; for(int i=1; i<n; ++i){ cin >> x; if(x == 0){ cout << 0 << endl; return 0; } ++mp[x]; } ll ans = 1; for(auto p: mp){ if(p.first == 1) continue; ans *= Ep(mp[p.first-1], p.second); ans %= MOD; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; const int MOD = 1000000007; const int MAX = 2*1e5; bool IsPrime(long long n){ if(n == 1) return false; for(long long i = 2; i * i < n; i++){ if(n%i == 0) return false; } return true; } vector<pair<long long, long long>> PrimeFactorize(long long n){ vector<pair<long long, long long>> res; long long a = 0; for(long long i = 2; i * i <= n; i++){ a = 0; if(n%i == 0){ if(IsPrime(i)){ while(n % i == 0){ n /= i; a++; } res.push_back(make_pair(i, a)); }}} if(n!= 1) res.push_back(make_pair(n, 1)); return res; } long long modpow(long long a, long long n, long long mod){ long long res = 1; while(n > 0){ //nを2進数に分解してビットの立っているところだけ掛け算していく。 if (n & 1) res = res * a % mod; a = a * a % mod; n >>= 1; } return res; } // a inverse (mod m) // a^(-1) = a^(p-2) (mod p) long long modinv(long long a, long long mod){ return modpow(a, mod-2, mod); } long long Comb(long long n, long long k){ if(n < k) return 0; if(n < 0 || k < 0) return 0; // return fac[n] * (finv[k] * finv[n-k] % MOD) % MOD; long long ans = 1; for(long long i = 0; i < k; i++){ ans = ans * (n - i) % MOD; ans = ans * modinv(k - i, MOD) % MOD; } return ans; } int main(){ long long n,m; cin >> n >> m; vector<pair<long long, long long>> res; res = PrimeFactorize(m); // CombInit(); long long ans = 1; long long size = res.size(); for(long long i = 0; i < size; i++){ long long num = Comb(res[i].second + n - 1, res[i].second); // ans = (ans * Comb(res[i].second + n - 1, res[i].second)) % MOD; ans = (ans * num) % MOD; } cout << ans << endl; return 0; }
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#include <iostream> #include<string> using namespace std; int main() { // your code goes here string s,t; cin>>s; cin>>t; for(int i = 0; t[i]!='\0'; i++) { cout<<t[i]; } for(int i = 0; s[i]!='\0'; i++) { cout<<s[i]; } return 0; }
#include <iostream> int main(int argc, char *argv[]) { int x = 0; std::cin >> x; x = x * x * x; std::cout << x << std::endl; return 0; }
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#include <bits/stdc++.h> #define int long long #define mod (int)(1e9+7) #define inf (int)(3e18) #define rep(i,n) for(int i=0;i<n;i++) #define REP(i,n) for(int i=1;i<n;i++) #define P std::pair<int,int> #define PiP std::pair<int,std::pair<int,int>> #define all(v) v.begin(),v.end() #define mkp std::make_pair #define prique(T) std::priority_queue<T,vector<T>,greater<T>> using namespace std; template<class T> inline void chmax(T& a, T b) { a = std::max(a, b); } template<class T> inline void chmin(T& a, T b) { a = std::min(a, b); } bool prime(int x) { for (int i = 2; i * i <= x; i++) { if (x % i == 0)return false; } return x != 1; } int gcd(int x, int y) { if (y == 0)return x; return gcd(y, x % y); } int lcm(int x, int y) { return x / gcd(x, y) * y; } int kai(int x, int y) { int res = 1; for (int i = x - y + 1; i <= x; i++) { res *= i; res %= mod; } return res; } int mod_pow(int x, int y, int m) { int res = 1; while (y > 0) { if (y & 1) { res = res * x % m; } x = x * x % m; y >>= 1; } return res; } int comb(int x, int y) { if (y > x)return 0; return kai(x, y) * mod_pow(kai(y, y), mod - 2, mod) % mod; } int get_rand(int MIN, int MAX) { std::random_device rnd; std::mt19937 mt32(rnd()); std::uniform_int_distribution<int>engine(MIN, MAX); return engine(mt32); } /*--------Library Zone!--------*/ int n, q; string s; int summ[1000005]; signed main() { cin >> n >> s >> q; rep(i, n) { if (s[i] == 'M')summ[i]++; summ[i + 1] = summ[i]; } while (q--) { int k; cin >> k; int ans = 0; int d = 0, dm = 0; rep(i, n) { if (s[i] == 'D')d++; else if (s[i] == 'M')dm += d; else if (s[i] == 'C')ans += dm; if (i >= k - 1 && s[i - k + 1] == 'D') { d--; dm -= summ[i] - (i >= k ? summ[i - k] : 0); } } cout << ans << endl; } }
#include<bits/stdc++.h> using namespace std; #define ALL(x) x.begin(),x.end() #define rep(i,n) for(int i=0;i<n;i++) #define debug(v) cout<<#v<<":";for(auto x:v){cout<<x<<' ';}cout<<endl; #define INF 1000000000 #define mod 1000000007 using ll=long long; const ll LINF = 1001002003004005006ll; int dx[]={1,0,-1,0}; int dy[]={0,1,0,-1}; ll gcd(ll a,ll b){return b?gcd(b,a%b):a;} template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; } template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; } int n;string s; ll solve(int k){ ll d=0,m=0,dm=0,ret=0; rep(i,k){ if(s[i]=='D')d++; if(s[i]=='M'){ dm+=d; m++; } if(s[i]=='C')ret+=dm; } for(int i=k;i<n;i++){ if(s[i-k]=='D'){ dm-=m;d--; } if(s[i-k]=='M')m--; if(s[i]=='D') d++; if(s[i]=='M'){ dm+=d; m++; } if(s[i]=='C')ret+=dm; } return ret; } signed main(){ cin.tie(0); ios::sync_with_stdio(0); cin>>n; cin>>s; vector<ll> ans; int q;cin>>q; while(q--){ int k;cin>>k; ans.push_back(solve(k)); } for(auto x:ans){ cout<<x<<endl; } return 0; }
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// C++ 14 #include <bits/stdc++.h> using namespace std; template <typename T> ostream& operator<<(ostream& os, const vector<T>& v) { os << "["; for (int i = 0; i < v.size(); ++i) { os << v[i]; if (i != v.size() - 1) os << ", "; } os << "]"; return os; } template <typename T> void print(T v, string s = "\n") { cout << v << s; } template <typename T> void in(T &v) { cin >> v; } #define ll long long #define loop(__x, __start, __end) for(int __x = __start; __x < __end; __x++) int main() { int n, m; in(n),in(m); vector<bool> ac(n+1, false); vector<int> wa(n+1, 0); int p; string s; loop(i,0,m) { in(p),in(s); if (ac[p]) continue; if (s == "WA") wa[p]++; else ac[p] = true; } loop(p,1,n+1) if (!ac[p]) wa[p] = 0; int ans1 = 0; for (auto&&b: ac) ans1+=b; int ans2 = 0; for (auto&&w: wa) ans2+=w; print(ans1, " "); print(ans2); return 0; }
#include "bits/stdc++.h" using namespace std; typedef long long ll; const ll MOD = 1e9 + 7; const ll INF = 1LL << 60; const double PI = 3.141592653589793238; const double EPS = 1e-10; struct UnionFind { vector<int> par; vector<int> rank; vector<int> cmp; int size; UnionFind(int n) :size(n) { par.resize(size); rank.resize(size); cmp.resize(size); for (int i = 0; i < size; i++) { par[i] = i; rank[i] = 0; cmp[i] = 1; } } void unite(int x, int y) { x = find(x); y = find(y); if (x == y) return; if (rank[x] < rank[y]) { par[x] = y; cmp[y] += cmp[x]; } else { par[y] = x; cmp[x] += cmp[y]; if (rank[x] == rank[y]) rank[x]++; } } int find(int x) { if (par[x] == x) return x; return par[x] = find(par[x]); } bool same(int x, int y) { x = find(x); y = find(y); return x == y; } }; map<int, int> cnt[200000]; int main() { int N, K, L; cin >> N >> K >> L; UnionFind u1(N), u2(N); for (int i = 0; i < K; i++) { int p, q; cin >> p >> q; p--; q--; u1.unite(p, q); } for (int i = 0; i < L; i++) { int r, s; cin >> r >> s; r--; s--; u2.unite(r, s); } for (int i = 0; i < N; i++) { int x = u1.find(i); int y = u2.find(i); cnt[x][y]++; } for (int i = 0; i < N; i++) { int x = u1.find(i); int y = u2.find(i); cout << cnt[x][y] << " "; } cout << endl; }
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#include<iostream> using namespace std; int main(void){ int n, q; cin >> n; int s[n]; for(int i = 0; i < n; i++){ cin >> s[i]; } cin >> q; int t[q]; for(int i = 0; i < q; i++){ cin >> t[i]; } int count = 0; for(int i = 0; i < q; i++){ for(int j = 0; j < n; j++){ if(t[i] == s[j]){ count++; break; } else continue; } } cout << count << endl; }
#include <bits/stdc++.h> #define _GLIBCXX_DEBUG #define vv(T) std::vector<std::vector<T>> #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() using namespace std; using ll = long long; int main(void) { int n; cin >> n; vector<bool> seen(1'000'000'000); bool ans = true; for (int i = 0; i < n; ++i) { int a; cin >> a; if (seen[a]) ans = false; seen[a] = true; } cout << (ans ? "YES" : "NO") << endl; }
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// This amazing code is by Eric Sunli Chen. #include<bits/stdc++.h> using namespace std; template<typename T> bool get_int(T &x) { char t=getchar(); bool neg=false; x=0; for(; (t>'9'||t<'0')&&t!='-'&&t!=EOF; t=getchar()); if(t=='-')neg=true,t=getchar();if(t==EOF)return false; for(; t<='9'&&t>='0'; t=getchar())x=x*10+t-'0'; if(neg)x=-x;return true; } template<typename T> void print_int(T x) { if(x<0)putchar('-'),x=-x; short a[20]= {},sz=0; while(x>0)a[sz++]=x%10,x/=10; if(sz==0)putchar('0'); for(int i=sz-1; i>=0; i--)putchar('0'+a[i]); } #define ff first #define ss second #define pb push_back #define mp make_pair #define get1(a) get_int(a) #define get2(a,b) (get1(a)&&get1(b)) #define get3(a,b,c) (get1(a)&&get2(b,c)) #define printendl(a) print_int(a),puts("") typedef long long LL; typedef unsigned long long uLL; typedef pair<int,int> pii; const int inf=0x3f3f3f3f; const LL Linf=1ll<<61; const double pi=acos(-1.0); const int maxn=100111; int n,s,x[maxn]; LL p[maxn],ans; int calc(int l,int r) { if(x[r]<s) { ans+=s-x[l]; return l; } if(x[l]>s) { ans+=x[r]-s; return r; } if(p[l]>=p[r]) { p[l]+=p[r]; ans+=x[r]-x[calc(l,r-1)]; return r; } else { p[r]+=p[l]; ans+=x[calc(l+1,r)]-x[l]; return l; } } int main() { get2(n,s); for(int i=1;i<=n;i++)get2(x[i],p[i]); calc(1,n); printendl(ans); return 0; }
#include<iostream> #include<string> #include<cstdio> #include<vector> #include<cmath> #include<algorithm> #include<functional> #include<iomanip> #include<queue> #include<ciso646> #include<random> #include<map> #include<set> #include<complex> using namespace std; typedef long long ll; typedef unsigned int ui; const ll MOD = (1e+9)+7; const ll INF = (ll)1000000007 * 1000000007; const double EPS = 1e-9; typedef pair<int, int> P; #define stop char nyaa;cin>>nyaa; #define rep(i,n) for(int i=0;i<n;i++) #define per(i,n) for(int i=n-1;i>=0;i--) #define Rep(i,sta,n) for(int i=sta;i<n;i++) #define rep1(i,n) for(int i=1;i<=n;i++) #define per1(i,n) for(int i=n;i>=1;i--) #define Rep1(i,sta,n) for(int i=sta;i<=n;i++) typedef long double ld; typedef complex<ld> Point; const ld eps = 1e-11; const ld pi = acos(-1.0); typedef pair<ll, ll> LP; typedef pair<ld, ld> LDP; vector<int> v; int main() { int n; ll s; cin >> n >> s; ll x[100000]; ll p[100000]; rep(i, n) { cin >> x[i] >> p[i]; } int j, k; j = 0; k = n - 1; while (j < k) { if (p[j] < p[k]) { p[k] += p[j]; if (s > x[j]) { v.push_back(j); } j++; } else if (p[j] >= p[k]) { p[j] += p[k]; if (s < x[k]) { v.push_back(k); } k--; } } v.push_back(j); int len = v.size(); ll sum = 0; ll now = s; per(i, len) { sum += abs(x[v[i]] - now); now = x[v[i]]; } cout << sum << endl; return 0; }
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