criyle/codenet-compile-errors huggingface dataset:
Language: C++

#include<stdio.h>
#include<stdlib.h>
int compare(const void *a,const void *b){
k=*(long*)a;
t=*(long*)b;
if(k<t)
return -1;
else
return 1;
}
int main(){
int n,i;
long l[111111],r[111111],m[222222],p,ans=0;
scanf("%d",&n);
for(i=0;i<n;i++){
scanf("%ld%ld",&l[i],&r[i]);
m[i*2]=l[i];
m[i*2+1]=r[i];
}
qsort(m,n*2,sizeof(long),compare);
p=m[n];
for(i=0;i<n;i++){
if(l[i]>p)
ans+=l[i]-p;
if(r[i]<p)
ans+=p-r[i];
}
printf("%ld",ans);
return 0;
}

Compiler output:
a.cc: In function 'int compare(const void*, const void*)':
a.cc:4:1: error: 'k' was not declared in this scope
    4 | k=*(long*)a;
      | ^
a.cc:5:1: error: 't' was not declared in this scope
    5 | t=*(long*)b;
      | ^
a.cc:10:1: warning: control reaches end of non-void function [-Wreturn-type]
   10 | }
      | ^
Language: C++

#include <bits/stdc++.h>
#define db double
#define ls rt << 1
#define rs rt << 1 | 1
#define pb push_back
#define ll long long
#define mp make_pair
#define pii pair<int, int>
#define X first
#define Y second
#define pcc pair<char, char>
#define vi vector<int>
#define vl vector<ll>
#define rep(i, x, y) for(int i = x - 1; i < y; i ++)
#define rrep(i, x, y) for(int i = x; i >= y; i - - )
#define eps 1e - 9
#define all(x) (x).begin(), (x).end()
using namespace std;
inline int read()
{
	int x = 0, f = 1; char ch = getchar();
	while (ch < '0' || ch > '9') { if (ch == ' - ') f =  - 1; ch = getchar(); }
	while (ch >= '0' && ch <= '9') { x = x * 10 + ch - '0'; ch = getchar(); }
	return x * f;
}
typedef pair<int,int> P;
 
int n;
ll l[100001],r[100001];
multiset<ll> L, R;
 
int main()
{
	n = read();
	rep(i, 1, n)
		scanf("%lld%lld",&l[i],&r[i]);
	
	L.insert( - 1LL << 60);
	R.insert(1LL << 60);
	ll ol = 0, Or = 0;
	ll res = 0;
	rep(i, 1, n)
	{
		if(i > 0) ol  - = r[i] - l[i], Or += r[i - 1] - l[i - 1];
		if(l[i] < *L.rbegin() + ol) res += *L.rbegin() + ol - l[i];
		else if(*R.begin() + Or < l[i]) res += l[i] - (*R.begin() + Or);
		if(l[i]<*L.rbegin() + ol)
		{
			R.insert(*L.rbegin() + ol - Or);
			L.insert(l[i] - ol);
			L.insert(l[i] - ol);
			L.erase(L.find(*L.rbegin()));
		}
		else if(*R.begin() + Or < l[i])
		{
			L.insert(*R.begin() + Or - ol);
			R.insert(l[i] - Or);
			R.insert(l[i] - Or);
			R.erase(R.begin());
		}
		else
		{
			L.insert(l[i] - ol);
			R.insert(l[i] - Or);
		}
	}
	printf("%lld\n",res);
	return 0;
}


Compiler output:
a.cc:22:50: warning: multi-character character constant [-Wmultichar]
   22 |         while (ch < '0' || ch > '9') { if (ch == ' - ') f =  - 1; ch = getchar(); }
      |                                                  ^~~~~
a.cc: In function 'int main()':
a.cc:44:33: error: expected primary-expression before '=' token
   44 |                 if(i > 0) ol  - = r[i] - l[i], Or += r[i - 1] - l[i - 1];
      |                                 ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;


 
int main()
{
	int n;
	cin >> n;

	ll l, r, len;
	ll pbl = 0, pbr = 0, ans = 0;
	priority_queue<ll> ql;
	priority_queue<ll, vector<ll>, greater<ll>> qr;
	
	while (n--) {
		cin >> l >> r;
		len = r - l;

		pbr += len;

		ql.push(r - pbl);
		qr.push(r - pbr);

		while ((L = ql.top() + pbl) > (R = pbr + qr.top())) {
			ans += L - R;

			ql.pop();
			qr.pop();

			ql.push(R - pbl);
			qr.push(L - pbr);
		}

		pbl -= len;
	}
	
	cout << ans << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:25: error: 'L' was not declared in this scope
   27 |                 while ((L = ql.top() + pbl) > (R = pbr + qr.top())) {
      |                         ^
a.cc:27:48: error: 'R' was not declared in this scope
   27 |                 while ((L = ql.top() + pbl) > (R = pbr + qr.top())) {
      |                                                ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int len[N];
priority_queue<long long> PQL, PQR;
long long pbl, pbr;
long long Ans;
 
int main()
{
	int n;
	cin >> n;

	for (int i = 0;i < n;i++)
	{
		scanf("%d%d", &pos[i].first, &pos[i].second);
		len[i] = pos[i].second - pos[i].first;
	}

	ll l, r, len;
	for (int i = 0;i < n;i++)
	{
		cin >> l >> r;
		len = r - l;

		pbr += len;
		PQL.push(r - pbl);
		PQR.push(pbr - r);
		while (true) {
			long long L = PQL.top() + pbl;
			long long R = -PQR.top() + pbr;
			if (L <= R)
			{
				break;
			}
			Ans += L - R;
			PQL.pop(), PQR.pop();
			PQL.push(R - pbl), PQR.push(pbr - L);
		}
		pbl -= len;
	}
	
	cout << Ans << endl;
	return 0;
}

Compiler output:
a.cc:4:9: error: 'N' was not declared in this scope
    4 | int len[N];
      |         ^
a.cc: In function 'int main()':
a.cc:16:32: error: 'pos' was not declared in this scope; did you mean 'pow'?
   16 |                 scanf("%d%d", &pos[i].first, &pos[i].second);
      |                                ^~~
      |                                pow
a.cc:17:17: error: 'len' was not declared in this scope
   17 |                 len[i] = pos[i].second - pos[i].first;
      |                 ^~~
a.cc:20:9: error: 'll' was not declared in this scope
   20 |         ll l, r, len;
      |         ^~
a.cc:23:24: error: 'l' was not declared in this scope
   23 |                 cin >> l >> r;
      |                        ^
a.cc:23:29: error: 'r' was not declared in this scope
   23 |                 cin >> l >> r;
      |                             ^
a.cc:24:17: error: 'len' was not declared in this scope
   24 |                 len = r - l;
      |                 ^~~
Language: C++

/*
	% D a l a o
          --InterestingLSY
*/
#include <iostream>
#include <cstdio>
#include <cmath>
#include <vector>
#include <cstring>
#include <stack>
#include <queue>
#include <algorithm>
#include <set>
#include <map>
#define pb push_back
#define mp make_pair
#define INF 9999999
#define LINF 999999999999999999
#define SINF "%"
#define uint unsigned int
#define msn(a,v) memset(a,v,sizeof(a))
#define ms(a) msn(a,0)
#define NONE -1
#define ll long long
#define uchar unsigned char
#define sint short int
#define usint unsigned sint
using namespace std;
#define MAXN 500

int n;
int l[MAXN],r[MAXN];
int len[MAXN];

ll mem[MAXN][MAXN];
ll dp(int pos,int lastl){
	if(pos == n+1) return 0;
	if(mem[pos][lastl] != -1) return mem[pos][lastl];
	ll ans = LINF;
	for(int nowl = lastl-len[pos];nowl <= lastl+len[pos-1];nowl++)
		ans = min(  ans  ,  dp(pos+1,nowl) + abs(l[pos]-nowl)  );
	mem[pos][lastl] = ans;
	return ans;
}

int main(){
	/freopen("E.txt","r",stdin);
	msn(mem,-1);
	
	scanf("%d",&n);
	for(int i = 1;i <= n;i++){
		scanf("%d %d",&l[i],&r[i]);
		len[i] = r[i] - l[i];
	}
	
	ll ans = LINF;
	for(int i = 0;i <= MAXN;i++)
		ans = min(  ans  ,  dp(2,i) + abs(i-l[1])  );
		
	printf("%lld\n",ans);
	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:47:9: error: expected primary-expression before '/' token
   47 |         /freopen("E.txt","r",stdin);
      |         ^
Language: C++

#include <cstdio>
#include <algorithm>
#include <iostream>
#include <cstring>
 
using namespace std;
 
int n;
 
int l[405],r[405];
int d[405][405];
 
int go(int now,int leftx){
    if(now == n) return 0;
    
    int &ans = d[now][leftx];
    if(ans!=-1) return ans;
    int rightend = leftx + r[now-1]-l[now-1];
    ans = 987654321;
    for(int k=1;k<=400;k++){
        
        int rnew = k + r[now] - l[now];
        if(rnew < leftx || rnow < k) continue;
        //if(max(k,leftx) <= min(rnew,rightend)){
            ans = min(ans,go(now+1,k) + abs(k-l[now]));
        //}
    }
    return ans;
}
 
int main()
{
    scanf("%d",&n);
    if(n>=401) return 0;
    
    for(int i=0;i<n;i++){
        scanf("%d %d",&l[i],&r[i]);
    }
    memset(d,-1,sizeof(d));
    int res = 987654321;
    for(int i=1;i<=400;i++){
        res = min(res,go(1,i)+abs(i-l[0]));
    }
    printf("%d\n",res);
}

Compiler output:
a.cc: In function 'int go(int, int)':
a.cc:23:28: error: 'rnow' was not declared in this scope; did you mean 'rnew'?
   23 |         if(rnew < leftx || rnow < k) continue;
      |                            ^~~~
      |                            rnew
Language: C++

#include <algorithm>  
#include <iostream>  
#include <sstream>  
#include <string>  
#include <cstring>
#include <vector>  
#include <queue>  
#include <set>  
#include <map>  
#include <cstdio>  
#include <cstdlib>  
#include <cctype>  
#include <cmath>  
#include <list>  
#include <cassert>
#include <ctime>
#include <climits>
using namespace std;  

#define PB push_back  
#define MP make_pair  
#define SZ(v) ((int)(v).size())  
#define FOR(i,a,b) for(int i=(a);i<(b);++i)  
#define REP(i,n) FOR(i,0,n)  
#define FORE(i,a,b) for(int i=(a);i<=(b);++i)  
#define REPE(i,n) FORE(i,0,n)  
#define FORSZ(i,a,v) FOR(i,a,SZ(v))  
#define REPSZ(i,v) REP(i,SZ(v))  
typedef long long ll;
typedef unsigned long long ull;
ll gcd(ll a,ll b) { return b==0?a:gcd(b,a%b); }

const int MAXN=100000;


int n;
int a[MAXN],b[MAXN];




void run() {
	scanf("%d",&n); REP(i,n) scanf("%d%d",&a[i],&b[i]);

	map<ll,int> L,R; ll dl=a[0],dr=a[0]; L[0]=+1; R[0]=+1; ll ret=0;
	FOR(i,1,n) {
		dl-=b[i]-a[i]; dr+=b[i-1]-a[i-1];
		ll lmx; { map<ll,int>::iterator it=L.end(); assert(it!=L.begin()); --it; lmx=dl+it->first; }
		ll rmn; { map<ll,int>::iterator it=R.begin(); assert(it!=R.end()); rmn=dr+it->first; }
		if(a[i]<lmx) {
			ret+=lmx-a[i];
			L[a[i]-dl]+=2;
			map<ll,int>::iterator it=L.end(); assert(it!=L.begin()); --it; assert(lmx==dl+it->first);
			--it->second; if(it->second==0) L.erase(it);
			R[lmx-dr]++;
		} else if(a[i]>rmn) {
			ret+=a[i]-rmn;
			R[a[i]-dr]+=2;
			map<ll,int>::iterator it=R.begin(); assert(it!=R.end()); rmn=dr+it->first; assert(rmn==dr+it->first);
			--it->second; if(it->second==0) R.erase(it);
			L[rmn-dl]++;
		} else {
			L[a[i]-dl]++;
			R[a[i]-dr]++;
		}
		//printf("ret=%lld\n",ret);
		//printf("L:"); for(map<ll,int>::iterator it=L.begin();it!=L.end();++it) printf(" %lld:%d",dl+it->first,it->second); puts("");
		//printf("R:"); for(map<ll,int>::iterator it=R.begin();it!=R.end();++it) printf(" %lld:%d",dr+it->first,it->second); puts("");
	}
	printf("%lld\n",cur);
}

int main() {
	run();
	return 0;
}


Compiler output:
a.cc: In function 'void run()':
a.cc:70:25: error: 'cur' was not declared in this scope
   70 |         printf("%lld\n",cur);
      |                         ^~~
Language: C++

#include <iostream>
#include <algorithm>
#include <cmath>
#include <vector>
using namespace std;

int main(int argc, char* argv[]) {
	int n;
	vector<int> l, r;
	for (int i=0; i<n; i++) {
		int l_, r_; cin >> l_, r_;
		l.push_back(l_);
		r.push_back(r_);
	}
	if(n > 400){
		return 0;
	}
	long min_loss = -1;
	int loss_pos = -1;
	for(int i=1; i<=400;i++){
		long loss = 0
		for (int j=0, j < n; j++) {
			if (r[j] < i) {
				loss += i - r[j];
			} eles if (l[j] > i) {
				loss += l[j] > i;
			}
		}
		if (loss < min_loss || loss_pos == -1) {
			loss_pos = j;
			min_loss = loss;
		}
	}
	cout << min_loss << endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main(int, char**)':
a.cc:22:17: error: expected ',' or ';' before 'for'
   22 |                 for (int j=0, j < n; j++) {
      |                 ^~~
a.cc:22:38: error: 'j' was not declared in this scope
   22 |                 for (int j=0, j < n; j++) {
      |                                      ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;

ll N;
ll a[100005],b[100005];

ll dp[2][405];
void solve(){

  if(N==1){
    cout<<0<<endl;
    return 0;
  }
  
  ll INF=(1LL<<60);
  fill( dp[0],dp[2] , INF);

  for(int i=1;i<=400;i++){
    dp[1][ i ]= abs(a[1]-i);
  }

  ll ans=INF;
  
  for(int i=1;i+1<=N;i++){
    int ai=i%2;
    int bi=1-ai;

    for(int j=0;j<405;j++)dp[bi][j]=INF;
    
    for(int j=1;j<=400;j++){
      int len0=b[i]-a[i]+1;
      int len1=b[i+1]-a[i+1]+1;
      int fi=j-len1+1;
      int se=j+len0-1;
      if(fi<1)fi=1;
      if(se>400)se=400;
      for(int k=fi;k<=se;k++){
        dp[bi][k]=min(dp[bi][k],dp[ai][j]+abs(a[i+1]-k));
        if(i+1==N)ans=min(ans,dp[bi][k]);
      }
    }
  }
  cout<<ans<<endl;
}

int main(){
  cin>>N;
  assert(N<=400);/////////////////////////////////////////
  
  for(int i=1;i<=N;i++){
    cin>>a[i]>>b[i];
    assert(a[i]<=400);/////////////////////////////////////////
    assert(b[i]<=400);/////////////////////////////////////////
  }

  solve();  
  return 0;
}


Compiler output:
a.cc: In function 'void solve()':
a.cc:13:12: error: return-statement with a value, in function returning 'void' [-fpermissive]
   13 |     return 0;
      |            ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  
  int a, b;
  cin >> a >> b;
  
  if(a <= b){
    cout << "Impossible" << endl;
    return 0;
  }
  
  vector<int> x;
  x.emplace_back(0);
  for(int i = 1; i < n; i++){
    cout << "? " << x.back() << " " << i << endl;
    char c;
    cin >> c;
    if(c == 'Y') x.emplace_back(i);
    else{
      x.pop_back();
      if(x.size() == 0){
        x.emplace_back(i + 1);
        i++;
      }
    }
  }
  
  vector<int> ans(n, 0);
  ans.at(x.back()) = 1;
  
  for(int i = 0; i < n; i++){
    cout << "? " << x.back() << " " << i << endl;
    char c;
    cin >> c;
    if(c == 'Y') ans.at(i) = 1;
  }
  
  cout << "! ";
  for(int i = 0; i < n; i++){
    cout << ans.at(i);
  }
  cout << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:22: error: 'n' was not declared in this scope
   18 |   for(int i = 1; i < n; i++){
      |                      ^
a.cc:32:19: error: 'n' was not declared in this scope
   32 |   vector<int> ans(n, 0);
      |                   ^
Language: C++

#include<bits/stdc++.h>

using namespace std;

int N, A, B;

struct TGrader{
  string s;
  TGrader() {
    #ifdef ONLINE_JUDGE
      cin >> A >> B; N = A + B;
    #else
      s = "10001110001110011100101010111";
      for(int i = 0; i < Grader.s.size(); ++i) {
        N++;
        if(Grader.s[i] == '1') A++;
        else B++;
      }
    #endif
  }

  bool ask(int x, int y) {
    #ifdef ONLINE_JUDGE
      cout << "? " << x << " " << y << endl;
      string w; cin >> w;
      return (w == "Y");
    #else
      if(s[x] == '1') return (s[y] == '1');
      return rand() % 2;
    #endif
  }

  void guess(string t) {
    #ifdef ONLINE_JUDGE
      cout << "! " << t << endl;
    #else
      if(s == t) cout << "Correct!!!";
      else cout << "Wrong answer" << endl;
    #endif
  }
}Grader;

int main() {
  ios_base::sync_with_stdio(false); cin.tie(NULL);
  if(B >= A) {
    cout << "Impossible" << endl;
    return 0;
  }

  deque<int> vec;

  for(int i = 0; i < N; ++i) {
    if(vec.empty()) {
      vec.push_back(i);
      continue;
    }
    if(Grader.ask(vec.back(), i)) {
      vec.push_back(i);
      continue;
    }
    else {
      vec.pop_back();
    }
  }

  string ans;
  for(int i = 0; i < N; ++i) {
    ans += char('0' + (Grader.ask(vec.back(), i)));
  }

  Grader.guess(ans);

  return 0;
}


Compiler output:
a.cc: In constructor 'TGrader::TGrader()':
a.cc:14:26: error: 'Grader' was not declared in this scope; did you mean 'TGrader'?
   14 |       for(int i = 0; i < Grader.s.size(); ++i) {
      |                          ^~~~~~
      |                          TGrader
Language: C++

#include <bits/stdc++.h>

using namespace std;

int ax[100005];
int top=0;
bool ok[100005];

signed main()
{
	int a, b;
	cin>>a>>b;
	if(a<=b)
	{
		cout<<"Impossible"<<endl;
		return 0;
	}
	int n=a+b;
	for(int i=1; i<=n; i++)
	{
		if(top==0)
		{
			top++;
			ax[top]=i;
		}
		else
		{
			cout<<"? "<<ax[top]<<" "<<i<<endl;
			char ans;
			cin>>ans;
			if(ans=="Y")
			{
				top++;
				ax[top]=i;
			}
			else
			{
				top--;
			}
		}
	}
	for(int i=1; i<=n; i++)
	{
		cout<<"? "<<ax[top]<<" "<<i<<endl;
		char ans;
		cin>>ans;
		if(ans=="Y")
		{
			ok[i]=1;
		}
	}
	cout<<"! ";
	for(int i=1; i<=n; i++)
	{
		cout<<ok[i];
	}
	cout<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:31:31: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   31 |                         if(ans=="Y")
      |                            ~~~^~~~~
a.cc:47:23: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   47 |                 if(ans=="Y")
      |                    ~~~^~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;

int main() {
  int A, B; cin >> A >> B;
  if (A <= B) { cout << "Impossible" << '\n'; exit(0); }
  stack<int> s;
  s.push(0);
  for (int i = 1; i < N; i++) {
    cout << '?' << ' ' << s.top() << ' ' << i << '\n' << flush;
    char c; cin >> c;
    if (c == 'N') s.pop();
    else s.push(i);
  }
  string ans;
  for (int i = 0; i < N; i++) {
    cout << '?' << ' ' << s.top() << ' ' << i << '\n' << flush;
    char c; cin >> c;
    if (c == 'Y') ans += '1';
    else ans += '0';
  }
  cout << '!' << ' ' << ans << '\n';
  exit(0);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:23: error: 'N' was not declared in this scope
    9 |   for (int i = 1; i < N; i++) {
      |                       ^
a.cc:16:23: error: 'N' was not declared in this scope
   16 |   for (int i = 0; i < N; i++) {
      |                       ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

bool f[4050];
char ch[2];

int main() {
	int a, b, n;
	scanf("%d%d", &a, &b);
	if(a <= b) {
		puts("Impossible");
		return 0;
	}
	n = a + b;
	stack<int> q;
	for(int i = 1; i <= n; i++) {
		if(!q.size()) {
			printf("? %d %d\n", i, i + 1);
			fflush(stdout);
			scanf("%s", ch);
			if(ch[0] == 'Y') q.push(i), q.push(i + 1);
			i++;
		}
		else printf("? %d %d\n", q.top(), i);
		fflush(stdout);
		scanf("%s", ch);
		if(ch[0] == 'Y') q.push(i);
		else q.pop();
	}
	int u = q.front();
	for(int i = 1; i <= n; i++) {
		printf("? %d %d\n", u, i);
		fflush(stdout);
		scanf("%s", ch);
		f[i] = ch[0] == 'Y';
	}
	printf("! ");
	for(int i = 1; i <= n; i++) printf(f[i] ? "1" : "0");
	puts("");
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:30:19: error: 'class std::stack<int>' has no member named 'front'
   30 |         int u = q.front();
      |                   ^~~~~
Language: C++

#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
void query(int x,int y){printf("? %d %d\n",x,y);fflush(stdout);scanf("%s",&s);}
string s;
int main()
{
    int a,b,n;
    cin>>a>>b;
    n=a+b;
    bool m[20000];
    query(0,2);
    if(s=="NO"){m[0]=0;b--;}
    else{m[0]=1;a--;}
    for(int j=1;j<n;j++){query(j,0);
        if(s=="NO"){m[j]=0;b--;}
        else{m[j]=1;a--;}
    }
    if(a!=0||b!=0){cout<<"Impossible";return 0;}
    cout<<"! ";
    for(int j=0;j<n;j++)
        cout<<m[j];
    return 0;
}

Compiler output:
a.cc: In function 'void query(int, int)':
a.cc:5:76: error: 's' was not declared in this scope
    5 | void query(int x,int y){printf("? %d %d\n",x,y);fflush(stdout);scanf("%s",&s);}
      |                                                                            ^
Language: C++

#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
void query(int x,int y){printf("? %d %d\n",x,y);fflush(stdout);scanf("%s",s);}
string s;
int main()
{
    int a,b,n;
    cin>>a>>b;
    n=a+b;
    bool m[20000];
    query(0,2);
    if(s=="NO"){m[0]=0;b--}
    else{m[0]=1;a--;}
    for(int j=1;j<n;j++){query(j,0);
        if(s=="NO"){m[j]=0;b--}
        else{m[j]=1;a--;}
    }
    if(a!=0||b!=0){cout<<"Impossible";return 0;}
    cout<<"! ";
    for(int j=0;j<n;j++)
        cout<<m[j];
    return 0;
}

Compiler output:
a.cc: In function 'void query(int, int)':
a.cc:5:75: error: 's' was not declared in this scope
    5 | void query(int x,int y){printf("? %d %d\n",x,y);fflush(stdout);scanf("%s",s);}
      |                                                                           ^
a.cc: In function 'int main()':
a.cc:14:27: error: expected ';' before '}' token
   14 |     if(s=="NO"){m[0]=0;b--}
      |                           ^
      |                           ;
a.cc:17:31: error: expected ';' before '}' token
   17 |         if(s=="NO"){m[j]=0;b--}
      |                               ^
      |                               ;
Language: C++

#include<iostream>
#include<cstring>
using namespace std;
void query(int x,int y){printf("? %d %d\n",x,y);fflush(stdout);scanf("%s",s);}
string s;
int main()
{
    int a,b,n;
    cin>>a>>b;
    n=a+b;
    bool m[20000];
    query(0,2);
    if(s=="NO"){m[0]=0;b--}
    else{m[0]=1;a--;}
    for(int j=1;j<n;j++){query(j,0);
        if(s=="NO"){m[j]=0;b--}
        else{m[j]=1;a--;}
    }
    if(a!=0||b!=0){cout<<"Impossible";return 0;}
    cout<<"! ";
    for(int j=0;j<n;j++)
        cout<<m[j];
    return 0;
}

Compiler output:
a.cc: In function 'void query(int, int)':
a.cc:4:75: error: 's' was not declared in this scope
    4 | void query(int x,int y){printf("? %d %d\n",x,y);fflush(stdout);scanf("%s",s);}
      |                                                                           ^
a.cc: In function 'int main()':
a.cc:13:27: error: expected ';' before '}' token
   13 |     if(s=="NO"){m[0]=0;b--}
      |                           ^
      |                           ;
a.cc:16:31: error: expected ';' before '}' token
   16 |         if(s=="NO"){m[j]=0;b--}
      |                               ^
      |                               ;
Language: C++

/*Program from Luvwgyx*/
#include<cstdio>
#include<cstring>
#include<algorithm>
using namespace std;
char s[10];int top,sta[maxn],ans[maxn];
int read(){
    int x=0,f=1;char ch=getchar();
    while(ch<'0'||ch>'9'){if(ch=='-')f=-1;ch=getchar();}
    while(ch>='0'&&ch<='9'){x=x*10+ch-'0';ch=getchar();}
    return x*f;
}
void print(int x){
    if(x<0)putchar('-'),x=-x;
    if(x>9)print(x/10);
    putchar(x%10+'0');
}
void write(int x){print(x);puts("");}
void query(int x,int y){printf("? %d %d\n",x,y);fflush(stdout);scanf("%s",s);}
int main(){
    int a=read(),b=read(),n=a+b;
    if(a<=b){puts("Impossible");return 0;}
    for(int i=0;i<n;i++){
        if(!top)sta[++top]=i;
        else {
            if(query(sta[top],i))sta[++top]=i;
            else top--;
        }
    }for(int i=0;i<n;i++)ans[i]=query(sta[top],i);
    printf("! ");for(int i=0;i<26;i++)printf("%d",ans[i]);puts("");
    return 0;
}


Compiler output:
a.cc:6:24: error: 'maxn' was not declared in this scope
    6 | char s[10];int top,sta[maxn],ans[maxn];
      |                        ^~~~
a.cc:6:34: error: 'maxn' was not declared in this scope
    6 | char s[10];int top,sta[maxn],ans[maxn];
      |                                  ^~~~
a.cc: In function 'int main()':
a.cc:24:17: error: 'sta' was not declared in this scope; did you mean 'std'?
   24 |         if(!top)sta[++top]=i;
      |                 ^~~
      |                 std
a.cc:26:22: error: 'sta' was not declared in this scope; did you mean 'std'?
   26 |             if(query(sta[top],i))sta[++top]=i;
      |                      ^~~
      |                      std
a.cc:29:26: error: 'ans' was not declared in this scope; did you mean 'abs'?
   29 |     }for(int i=0;i<n;i++)ans[i]=query(sta[top],i);
      |                          ^~~
      |                          abs
a.cc:29:39: error: 'sta' was not declared in this scope; did you mean 'std'?
   29 |     }for(int i=0;i<n;i++)ans[i]=query(sta[top],i);
      |                                       ^~~
      |                                       std
a.cc:30:51: error: 'ans' was not declared in this scope; did you mean 'abs'?
   30 |     printf("! ");for(int i=0;i<26;i++)printf("%d",ans[i]);puts("");
      |                                                   ^~~
      |                                                   abs
Language: C++

#include <stdio.h>
#include <string.h>
#include <algorithm>

const int N=200005;

int ans[N],stack[N],top;

int main(void) {
	int a,b; scanf("%d%d",&a,&b);
	if (a<=b) return 0&printf("Impossible\n");
	int n=a+b;
	rep(i,0,n-1) {
		if (!top) {
			stack[++top]=i;
			continue;
		}
		printf("? %d %d\n", stack[top],i);
		fflush(stdout);
		char ch[2]; scanf("%s",ch);
		if (ch[0]=='Y') stack[++top]=i;
		else top--;
	}
	ans[stack[top]]=1;
	rep(i,0,n-1) if (i!=stack[top]) {
		printf("? %d %d\n", stack[top],i);
		fflush(stdout);
		char ch[2]; scanf("%s",ch);
		if (ch[0]=='Y') ans[i]=1;
	}
	printf("! ");
	rep(i,0,n-1) putchar(ans[i]+'0');
	puts("");
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:13: error: 'i' was not declared in this scope
   13 |         rep(i,0,n-1) {
      |             ^
a.cc:13:9: error: 'rep' was not declared in this scope
   13 |         rep(i,0,n-1) {
      |         ^~~
Language: C++

#include <iostream>
#include <vector>
#include <ctime>
#include <algorithm>
#include <string>
using namespace std;

int A, B, N; bool used[4009]; char p[4009][4009];

char ask(int x, int y) {
	if (p[x][y] == 'Y' || p[x][y] == 'N') return p[x][y];
	cout << "? " << x << " " << y << endl;
	cin >> p[x][y];
	return p[x][y];
}

int main() {
	srand((unsigned)time(NULL));
	cin >> A >> B; N = A + B;
	if (A <= B) {
		cout << "Impossible" << endl;
		return 0;
	}
	vector<int>vec;
	for (int i = 0; i < N; i++) vec.push_back(i);

	while (vec.size() > 1) {
		if (vec.size() == 3) {
			vector<int>vec2;
			for (int i = 0; i < vec.size(); i++) {
				int s1 = vec[i], s2 = vec[(i + 1) % vec.size()];
				char c = ask(s1, s2);
				if (c == 'Y') vec2.push_back(s2);
			}
			vec = vec2;
			continue;
		}
		while (true) {
			vector<int>A, B;
			for (int i = 0; i < vec.size(); i++) {
				if (i % 2 == 0) A.push_back(vec[i]);
				else B.push_back(vec[i]);
			}
			for (int i = 0; i < 1000; i++) {
				int s = rand() % A.size();
				int t = rand() % B.size();
				swap(A[s], B[t]);
			}
			for (int i = 0; i < B.size(); i++) used[i] = false;
			for (int i = 0; i < A.size(); i++) {
				int s1 = A[i], s2 = B[min(i, (int)B.size() - 1)];
				char c = ask(s1, s2);
				char c; cin >> c;
				if (c == 'N') used[s2] = true;
			}
			vector<int>vec2;
			for (int i = 0; i < B.size(); i++) {
				if (used[B[i]] == false) vec2.push_back(B[i]);
			}
			if (vec2.size() >= 1) {
				vec = vec2;
				break;
			}
		}
	}
	string S = "";
	for (int i = 0; i < N; i++) {
		if (i == vec[0]) S += "1";
		else {
			cout << "? " << vec[0] << " " << i << endl;
			char c; cin >> c;
			if (c == 'Y') S += "1";
			else S += "0";
		}
	}
	cout << "! " << S << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:53:38: error: redeclaration of 'char c'
   53 |                                 char c; cin >> c;
      |                                      ^
a.cc:52:38: note: 'char c' previously declared here
   52 |                                 char c = ask(s1, s2);
      |                                      ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

inline int read()
{
	int x=0,f=1; char ch=getchar();
	while(ch<'0'||ch>'9'){if(ch=='-')f=-1; ch=getchar();}
	while(ch>='0'&&ch<='9'){x=x*10+ch-'0'; ch=getchar();}
	return x*f;
}
int A,B,stt[6000],top=0; string tt;
int main()
{
	A=read(); B=read();
	if(A<=B) {puts("Impossible"); return 0;}
	for(int i=0;i<A+B;i++)
	{
		if(top==0) {stt[++top]=i; continue;}
		printf("? %d %d\n",stt[top],i);
		cin >> tt;
		if(tt[0]=='Y') stt[++top]=i;
		else top--;
	}
	cout << "! "
	for(int i=0;i<A+B;i++) 
	{
		printf("? %d %d\n",stt[top],i);
		cin >> tt;
		putchar(tt[0]=='Y'? '1':'0');
	}
	puts("");
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:21: error: expected ';' before 'for'
   25 |         cout << "! "
      |                     ^
      |                     ;
   26 |         for(int i=0;i<A+B;i++)
      |         ~~~          
a.cc:26:21: error: 'i' was not declared in this scope
   26 |         for(int i=0;i<A+B;i++)
      |                     ^
Language: C++

#i
#d
us
in



} 
in
in

} 
vo




} 
in
in



























} 

Compiler output:
a.cc:1:2: error: invalid preprocessing directive #i; did you mean #if?
    1 | #i
      |  ^
      |  if
a.cc:2:2: error: invalid preprocessing directive #d
    2 | #d
      |  ^
a.cc:3:1: error: 'us' does not name a type
    3 | us
      | ^~
a.cc:8:1: error: expected declaration before '}' token
    8 | }
      | ^
a.cc:9:1: error: 'in' does not name a type; did you mean 'int'?
    9 | in
      | ^~
      | int
a.cc:12:1: error: expected declaration before '}' token
   12 | }
      | ^
a.cc:13:1: error: 'vo' does not name a type; did you mean 'void'?
   13 | vo
      | ^~
      | void
a.cc:18:1: error: expected declaration before '}' token
   18 | }
      | ^
a.cc:19:1: error: 'in' does not name a type; did you mean 'int'?
   19 | in
      | ^~
      | int
a.cc:48:1: error: expected declaration before '}' token
   48 | }
      | ^
Language: C++

#include <cstdio>
#include <cstdlib>
#include <algorithm>
#include <vector>
#include <cstring>
#include <functional>
#include <queue>
#include <map>
#include <set>
#include <string>

using namespace std;
typedef long long int ll;
typedef pair <int,int> P;

char str[5];

int main()
{
	int A,B;
	scanf("%d %d",&A,&B);
	if(A<=B)
	{
		puts("Impossible");
		return 0;
	}
	vector <int> nxt;
	for(int i=0;i<A+B;i++) nxt.push_back(i);
	while(nxt.size()>1)
	{
		vector <int> zan;
		for(int i=0;i<nxt.size();i+=2)
		{
			if(i+1<nxt.size())
			{
				printf("? %d %d\n",nxt[i],nxt[i+1]);
				fflush(stdout);
				scanf("%s",&str);
				if(str[0]=='Y')
				{
					printf("? %d %d\n",nxt[i+1],nxt[i]);
					fflush(stdout);
					scanf("%s",&str);
					if(str[0]=='Y')
					{
						zan.push_back(nxt[i]);
					}
				}
			}
			else zan.push_back(nxt[i]);
		}
		nxt=zan;
	}
	int v=nxt[0];
	vector <int> ans;
	for(int i=0;i<A+B;i++)
	{
		printf("? %d %d\n",v,i);
		fflush(stdout);
		scanf("%s",&str);
		ans.push_back(str[0]=='Y'?1:0);
	}
	printf("! ");
	for(int i=0;i<ans.size();i++) printf("%d",ans[i]);
	puts("");
	return 0;
}
#include <cstdio>
#include <cstdlib>
#include <algorithm>
#include <vector>
#include <cstring>
#include <functional>
#include <queue>
#include <map>
#include <set>
#include <string>

using namespace std;
typedef long long int ll;
typedef pair <int,int> P;

char str[5];

int main()
{
	int A,B;
	scanf("%d %d",&A,&B);
	if(A<=B)
	{
		puts("Impossible");
		return 0;
	}
	vector <int> nxt;
	for(int i=0;i<A+B;i++) nxt.push_back(i);
	while(nxt.size()>1)
	{
		vector <int> zan;
		for(int i=0;i<nxt.size();i+=2)
		{
			if(i+1<nxt.size())
			{
				printf("? %d %d\n",nxt[i],nxt[i+1]);
				fflush(stdout);
				scanf("%s",&str);
				if(str[0]=='Y')
				{
					printf("? %d %d\n",nxt[i+1],nxt[i]);
					fflush(stdout);
					scanf("%s",&str);
					if(str[0]=='Y')
					{
						zan.push_back(nxt[i]);
					}
				}
			}
			else zan.push_back(nxt[i]);
		}
		nxt=zan;
	}
	int v=nxt[0];
	vector <int> ans;
	for(int i=0;i<A+B;i++)
	{
		printf("? %d %d\n",v,i);
		fflush(stdout);
		scanf("%s",&str);
		ans.push_back(str[0]=='Y'?1:0);
	}
	printf("! ");
	for(int i=0;i<ans.size();i++) printf("%d",ans[i]);
	puts("");
	return 0;
}


Compiler output:
a.cc:83:6: error: redefinition of 'char str [5]'
   83 | char str[5];
      |      ^~~
a.cc:16:6: note: 'char str [5]' previously declared here
   16 | char str[5];
      |      ^~~
a.cc:85:5: error: redefinition of 'int main()'
   85 | int main()
      |     ^~~~
a.cc:18:5: note: 'int main()' previously defined here
   18 | int main()
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef signed long long ll;

#undef _P
#define _P(...) (void)printf(__VA_ARGS__)
#define FOR(x,to) for(x=0;x<(to);x++)
#define FORR(x,arr) for(auto& x:arr)
#define ITR(x,c) for(__typeof(c.begin()) x=c.begin();x!=c.end();x++)
#define ALL(a) (a.begin()),(a.end())
#define ZERO(a) memset(a,0,sizeof(a))
#define MINUS(a) memset(a,0xff,sizeof(a))
//-------------------------------------------------------


int A,B;

int ask(int a,int b) {
	char buf[1010];
	_P("? %d %d\n",a,b);
	fflush();
	scanf("%s",buf);
	return buf[0]=='Y';
}

void solve() {
	int i,j,k,l,r,x,y; string s;
	
	scanf("%d%d",&A,&B);
	if(A<=B) {
		_P("Impossible\n");
		return;
	}
	
}


int main(int argc,char** argv){
	string s;int i;
	if(argc==1) ios::sync_with_stdio(false), cin.tie(0);
	FOR(i,argc-1) s+=argv[i+1],s+='\n';
	FOR(i,s.size()) ungetc(s[s.size()-1-i],stdin);
	solve(); return 0;
}


Compiler output:
a.cc: In function 'int ask(int, int)':
a.cc:21:15: error: too few arguments to function 'int fflush(FILE*)'
   21 |         fflush();
      |         ~~~~~~^~
In file included from /usr/include/c++/14/cstdio:42,
                 from /usr/include/c++/14/ext/string_conversions.h:45,
                 from /usr/include/c++/14/bits/basic_string.h:4154,
                 from /usr/include/c++/14/string:54,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:1:
/usr/include/stdio.h:236:12: note: declared here
  236 | extern int fflush (FILE *__stream);
      |            ^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int N, C, K;
  cin >> N >> C >> K;
  vector<int> T(N);

  for(int i = 0; i < N; i++){
    cin >> T.at(i);
  }

  sort(T.start(), T.end());
  int res = 0;
  for(int i = 0; i < N){
    res++;
    int start = i;
    while(i < N && T[i] - T[start] <= K &&
    i - start < C) i++;
  }
  cout << res << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:10: error: 'class std::vector<int>' has no member named 'start'
   13 |   sort(T.start(), T.end());
      |          ^~~~~
a.cc:15:23: error: expected ';' before ')' token
   15 |   for(int i = 0; i < N){
      |                       ^
      |                       ;
Language: C++

//コンパイラ最適化用
#pragma GCC optimize("Ofast")
#define _GLIBCXX_DEBUG
//インクルード(アルファベット順)
#include<algorithm>//sort,二分探索,など
#include<bitset>//固定長bit集合
#include<chrono>//実行時間計測
#include<cmath>//pow,logなど
#include<complex>//複素数
#include<deque>//両端アクセスのキュー
#include<functional>//sortのgreater
#include<iomanip>//setprecision(浮動小数点の出力の誤差)
#include<iostream>//入出力
#include<iterator>//集合演算(積集合,和集合,差集合など)
#include<map>//map(辞書)
#include<numeric>//iota(整数列の生成),gcdとlcm,accumulate
#include<queue>//キュー
#include<set>//集合
#include<stack>//スタック
#include<string>//文字列
#include<unordered_map>//順序保持しないmap
#include<unordered_set>//順序保持しないset
#include<utility>//pair
#include<vector>//可変長配列
#include<bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef pair<ll, int> pli;
typedef pair<int, int> pii;
typedef pair<ll, ld> pld;
typedef pair<pii, int> ppiii;
typedef pair<pii, ll> ppiill;
typedef pair<pll, ll> ppllll;
typedef pair<pli, int> pplii;
typedef map<int, int> mii;
typedef deque<ll> dll;
typedef queue<ll> qll;
typedef priority_queue<ll> pqll;
typedef priority_queue<ll, vector<ll>, greater<ll>> pqrll;
typedef vector<int> vint;
typedef vector<ll> vll;
typedef vector<vector<ll>> vvll;
typedef vector<vector<int>> vvint;
typedef vector<vector<pll>> vvpll;

//マクロ
//forループ
//引数は、(ループ内変数,動く範囲)か(ループ内変数,始めの数,終わりの数)、のどちらか
//Dがついてないものはループ変数は1ずつインクリメントされ、Dがついてるものはループ変数は1ずつデクリメントされる
#define REP(i,n) for(ll i=0;i<ll(n);i++)
#define REPD(i,n) for(ll i=n-1;i>=0;i--)
#define FOR(i,a,b) for(ll i=a;i<=ll(b);i++)
#define FORD(i,a,b) for(ll i=a;i>=ll(b);i--)
//xにはvectorなどのコンテナ
#define ALL(x) x.begin(),x.end() 
#define SIZE(x) ll(x.size()) 
//定数
#define INF 1000000000000 //10^12:∞
#define MOD 1000000007 //10^9+7:合同式の法
#define MAXR 100000 //10^5:配列の最大のrange
//略記
#define cin(x) cin >> x

signed main(){
    //入力の高速化用のコード
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    //入力
    ll N = 0, C =0, K=0;
    cin >> N >> C >> K;

    vll T(N);
    REP(i,N){cin >> T[i];}

    //本文
    if(C==1){
      cout << N << endl;
      return 0;
    }

    sort(ALL(T));
    ll cnt = 0;
    for(int i =0; i<N;i++){
      if(i == N-1){
        cnt++;
        break;
      }
      for(int j = i+1;j<N;j++){
        if(T[i]+K < t[j]){
          cnt++; i =j-1;
          break;
        }
        else{
          if(j-i <= C) continue;
          else{
            cnt++; i =j-1;
            break;
          }
        }
        
      }
    }
    //出力


    
    cout << cnt << endl;
    //REP(i,N) cout << ans.at(i) <<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:93:21: error: 't' was not declared in this scope
   93 |         if(T[i]+K < t[j]){
      |                     ^
Language: C++

//コンパイラ最適化用
#pragma GCC optimize("Ofast")
#define _GLIBCXX_DEBUG
//インクルード(アルファベット順)
#include<algorithm>//sort,二分探索,など
#include<bitset>//固定長bit集合
#include<chrono>//実行時間計測
#include<cmath>//pow,logなど
#include<complex>//複素数
#include<deque>//両端アクセスのキュー
#include<functional>//sortのgreater
#include<iomanip>//setprecision(浮動小数点の出力の誤差)
#include<iostream>//入出力
#include<iterator>//集合演算(積集合,和集合,差集合など)
#include<map>//map(辞書)
#include<numeric>//iota(整数列の生成),gcdとlcm,accumulate
#include<queue>//キュー
#include<set>//集合
#include<stack>//スタック
#include<string>//文字列
#include<unordered_map>//順序保持しないmap
#include<unordered_set>//順序保持しないset
#include<utility>//pair
#include<vector>//可変長配列
#include<bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef pair<ll, int> pli;
typedef pair<int, int> pii;
typedef pair<ll, ld> pld;
typedef pair<pii, int> ppiii;
typedef pair<pii, ll> ppiill;
typedef pair<pll, ll> ppllll;
typedef pair<pli, int> pplii;
typedef map<int, int> mii;
typedef deque<ll> dll;
typedef queue<ll> qll;
typedef priority_queue<ll> pqll;
typedef priority_queue<ll, vector<ll>, greater<ll>> pqrll;
typedef vector<int> vint;
typedef vector<ll> vll;
typedef vector<vector<ll>> vvll;
typedef vector<vector<int>> vvint;
typedef vector<vector<pll>> vvpll;

//マクロ
//forループ
//引数は、(ループ内変数,動く範囲)か(ループ内変数,始めの数,終わりの数)、のどちらか
//Dがついてないものはループ変数は1ずつインクリメントされ、Dがついてるものはループ変数は1ずつデクリメントされる
#define REP(i,n) for(ll i=0;i<ll(n);i++)
#define REPD(i,n) for(ll i=n-1;i>=0;i--)
#define FOR(i,a,b) for(ll i=a;i<=ll(b);i++)
#define FORD(i,a,b) for(ll i=a;i>=ll(b);i--)
//xにはvectorなどのコンテナ
#define ALL(x) x.begin(),x.end() 
#define SIZE(x) ll(x.size()) 
//定数
#define INF 1000000000000 //10^12:∞
#define MOD 1000000007 //10^9+7:合同式の法
#define MAXR 100000 //10^5:配列の最大のrange
//略記
#define cin(x) cin >> x

signed main(){
    //入力の高速化用のコード
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    //入力
    ll N = 0, C =0, K=0;
    cin >> N >> C >> K;

    vll T(N);
    REP(i,N){cin >> T[i];}

    //本文
    if(C==1){
      cout << N << endl;
      return 0;
    }

    sort(ALL(T));
    ll cnt = 0;
    for(int i =0; i<N;i++){
      if(i == N-1){
        cnt++;
        break;
      }
      for(int j = i+1;j<N;j++){
        if(T[i]+k < t[j]){
          cnt++; i =j-1;
          break;
        }
        else{
          if(j-i <= C) continue;
          else{
            cnt++; i =j-1;
            break;
          }
        }
        
      }
    }
    //出力


    
    cout << cnt << endl;
    //REP(i,N) cout << ans.at(i) <<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:93:17: error: 'k' was not declared in this scope
   93 |         if(T[i]+k < t[j]){
      |                 ^
a.cc:93:21: error: 't' was not declared in this scope
   93 |         if(T[i]+k < t[j]){
      |                     ^
Language: C++

//コンパイラ最適化用
#pragma GCC optimize("Ofast")
#define _GLIBCXX_DEBUG
//インクルード(アルファベット順)
#include<algorithm>//sort,二分探索,など
#include<bitset>//固定長bit集合
#include<chrono>//実行時間計測
#include<cmath>//pow,logなど
#include<complex>//複素数
#include<deque>//両端アクセスのキュー
#include<functional>//sortのgreater
#include<iomanip>//setprecision(浮動小数点の出力の誤差)
#include<iostream>//入出力
#include<iterator>//集合演算(積集合,和集合,差集合など)
#include<map>//map(辞書)
#include<numeric>//iota(整数列の生成),gcdとlcm,accumulate
#include<queue>//キュー
#include<set>//集合
#include<stack>//スタック
#include<string>//文字列
#include<unordered_map>//順序保持しないmap
#include<unordered_set>//順序保持しないset
#include<utility>//pair
#include<vector>//可変長配列
#include<bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef pair<ll, int> pli;
typedef pair<int, int> pii;
typedef pair<ll, ld> pld;
typedef pair<pii, int> ppiii;
typedef pair<pii, ll> ppiill;
typedef pair<pll, ll> ppllll;
typedef pair<pli, int> pplii;
typedef map<int, int> mii;
typedef deque<ll> dll;
typedef queue<ll> qll;
typedef priority_queue<ll> pqll;
typedef priority_queue<ll, vector<ll>, greater<ll>> pqrll;
typedef vector<int> vint;
typedef vector<ll> vll;
typedef vector<vector<ll>> vvll;
typedef vector<vector<int>> vvint;
typedef vector<vector<pll>> vvpll;

//マクロ
//forループ
//引数は、(ループ内変数,動く範囲)か(ループ内変数,始めの数,終わりの数)、のどちらか
//Dがついてないものはループ変数は1ずつインクリメントされ、Dがついてるものはループ変数は1ずつデクリメントされる
#define REP(i,n) for(ll i=0;i<ll(n);i++)
#define REPD(i,n) for(ll i=n-1;i>=0;i--)
#define FOR(i,a,b) for(ll i=a;i<=ll(b);i++)
#define FORD(i,a,b) for(ll i=a;i>=ll(b);i--)
//xにはvectorなどのコンテナ
#define ALL(x) x.begin(),x.end() 
#define SIZE(x) ll(x.size()) 
//定数
#define INF 1000000000000 //10^12:∞
#define MOD 1000000007 //10^9+7:合同式の法
#define MAXR 100000 //10^5:配列の最大のrange
//略記
#define cin(x) cin >> x

signed main(){
    //入力の高速化用のコード
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    //入力
    ll N = 0, C =0, K=0;
    cin >> N >> C >> K;

    vll T(N);
    REP(i,N){cin >> T[i];}

    //本文
    if(C=1){
      cout << N << endl;
      return 0;
    }

    sort(ALL(T));
    ll cnt = 0;
    for(int i =0; i<N;i++){
      if(i == N-1){
        cnt++;
        break;
      }
      if(int j =i+1;j<N;j++){
        if(T[i]+k < t[j]){
          cnt++; i =j-1;
          break;
        }
        else{
          if(j-i <= C) continue;
          else{
            cnt++; i =j-1;
            break;
          }
        }
        
      }
    }
    //出力


    
    cout << cnt << endl;
    //REP(i,N) cout << ans.at(i) <<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:92:24: error: expected ')' before ';' token
   92 |       if(int j =i+1;j<N;j++){
      |         ~              ^
      |                        )
a.cc:92:25: error: 'j' was not declared in this scope
   92 |       if(int j =i+1;j<N;j++){
      |                         ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
main(){
  int n,c,k;cin >> n >> c >> k;
  vector<int> t(n);for(int i=0;i<n;i++) cin >> t[i];
  sort(t.begin(),t.end());
  int ans=0;
  for(int i = 0; i<n;){
    ans++;
    int j = i;
    while(i-j<c && t[i]-t[j]<=k && i<n){
      i++;
    }
  }
  cout << bus << endl;
  return 0;
}

Compiler output:
a.cc:3:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    3 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:15:11: error: 'bus' was not declared in this scope
   15 |   cout << bus << endl;
      |           ^~~
Language: C++

#nclude <bits/stdc++.h>
using namespace std;

int main(){
int n,c,k;
  cin >> n >> c >> k;
int t[n];
  for(int i =0;i<n;i++) cin >> t[i];
  
sort(t,t+n);
int bus=0;  
for(int i=0;i<n;){
  for(int j=i+c;j<=i;j--){
  if(t[i]+k>=t[j-1]){
  i+=j+1;
  bus++;
  break;  
  }
}
}  
  
cout << bus << endl;


}

Compiler output:
a.cc:1:2: error: invalid preprocessing directive #nclude; did you mean #include?
    1 | #nclude <bits/stdc++.h>
      |  ^~~~~~
      |  include
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
    6 |   cin >> n >> c >> k;
      |   ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | #nclude <bits/stdc++.h>
a.cc:10:1: error: 'sort' was not declared in this scope; did you mean 'short'?
   10 | sort(t,t+n);
      | ^~~~
      | short
a.cc:22:1: error: 'cout' was not declared in this scope
   22 | cout << bus << endl;
      | ^~~~
a.cc:22:1: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:22:16: error: 'endl' was not declared in this scope
   22 | cout << bus << endl;
      |                ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | #nclude <bits/stdc++.h>
Language: C++

#nclude <bits/stdc++.h>
using namespace std;

int main(){
int n,c,k;
  cin >> n >> c >> k;
int d[n];
  for(int i =0;i<n;i++) cin >> t[i];
  
sort(t,t+n);
int bus=0;  
for(int i=0;i<n;){
  for(int j=i+c;j<=i;j--){
  if(t[i]+k>=t[j-1]){
  i+=j+1;
  bus++;
  break;  
  }
}
}  
  
cout << bus << endl;


}

Compiler output:
a.cc:1:2: error: invalid preprocessing directive #nclude; did you mean #include?
    1 | #nclude <bits/stdc++.h>
      |  ^~~~~~
      |  include
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
    6 |   cin >> n >> c >> k;
      |   ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | #nclude <bits/stdc++.h>
a.cc:8:32: error: 't' was not declared in this scope
    8 |   for(int i =0;i<n;i++) cin >> t[i];
      |                                ^
a.cc:10:6: error: 't' was not declared in this scope
   10 | sort(t,t+n);
      |      ^
a.cc:10:1: error: 'sort' was not declared in this scope; did you mean 'short'?
   10 | sort(t,t+n);
      | ^~~~
      | short
a.cc:22:1: error: 'cout' was not declared in this scope
   22 | cout << bus << endl;
      | ^~~~
a.cc:22:1: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:22:16: error: 'endl' was not declared in this scope
   22 | cout << bus << endl;
      |                ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | #nclude <bits/stdc++.h>
Language: C++

// g++ .cpp && ./a.out
#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (n); ++i)
using namespace std;

typedef pair<int, int> p;
typedef long long ll;

const int mod = 1000000007;
const int inf = 1000000007;

int main() {
  int n, c, k;
  cin >> n >> c >> k;
  vector<int> t(n);
  rep(i, n) cin >> t[i];
  int num = 1;
  int res = 1;
  int mx = t[0] + k;
  for (int i = 1; i < n; i++) {
    if (num == c || mx < t[i]) {
      res++;
      num = 1;
      mx = t[i] + k:
    } else {
      num++:
    }
  }
  cout << res << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:20: error: expected ';' before ':' token
   24 |       mx = t[i] + k:
      |                    ^
      |                    ;
a.cc:26:12: error: expected ';' before ':' token
   26 |       num++:
      |            ^
      |            ;
Language: C++

// g++ .cpp && ./a.out
#include <bits/stdc++.h>
#define rep(i, n) for (ll i = 1; i < (n); ++i)
using namespace std;

typedef pair<int, int> p;
typedef long long ll;

const int mod = 1000000007;
const int inf = 1000000007;

int main() {
  int n, c, k;
  cin >> n >> c >> k;
  vector<int> t(n);
  rep(i, n) cin >> t[i];
  int num = 1;
  int res = 1;
  int mx = t[0] + k;
  for (int i = 1; i < n; i++) {
    if (num == c || mx < t[i]) {
      res++;
      num = 1;
      mx = t[i] + k:
    } else {
      num++:
    }
  }
  cout << res << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:20: error: expected ';' before ':' token
   24 |       mx = t[i] + k:
      |                    ^
      |                    ;
a.cc:26:12: error: expected ';' before ':' token
   26 |       num++:
      |            ^
      |            ;
Language: C++

#include<iostream>
#include<algorithm>
using namespace std;
int main(){
  int N, C, K, T[100001], b_cnt=1, p_cnt=1, tmp=0;
  cin >> N >> C >> K;
  for(int i=0; i<N; i++){
    cin >> T[i];
  }

  sort(T, T+N);
  tnmp = T[0];
  for(int i=1; i<N; i++){
    if(tmp+K < T[i] || p_cnt >= C){
      if(i != N-1) b_cnt++;
      p_cnt=0;
      tmp=T[i+1];
    }else p_cnt++;
  }

  cout << b_cnt << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:3: error: 'tnmp' was not declared in this scope; did you mean 'tmp'?
   12 |   tnmp = T[0];
      |   ^~~~
      |   tmp
Language: C++

#include<iostream>
using namespace std;
int main(){
  int N, C, K, T[100001], b_cnt=1, p_cnt=1, tmp=0;
  cin >> N >> C >> K;
  for(int i=0; i<N; i++){
    cin >> T[i];
  }

  tmp = T[0];
  sort(T, T+N);
  for(int i=1; i<N; i++){
    p_cnt++;
    if(tmp+K < T[i] || p_cnt >= C){
      b_cnt++;
      p_cnt=1;
      tmp=T[i+1];
    }
  }

  cout << b_cnt << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:3: error: 'sort' was not declared in this scope; did you mean 'short'?
   11 |   sort(T, T+N);
      |   ^~~~
      |   short