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

#include <iostream>
#include <cstring>
#include <cstdio>
#include <stack>
#include <vector>
using namespace std;
const int maxn=100000;
int cv[maxn],n,m,fa[maxn],index,dfn[maxn],low[maxn];
stack <int> st;
vector <int> map[maxn];
int ans=0;
int min(int a,int b)
{
    if(a<b) return a;
    else return b;
}
void tarjan(int u,int father)
{
    index++;
    dfn[u]=low[u]=index;
    fa[u]=father;
    for(int i=0;i<map[u].size();i++)
    {
        int v=map[u][i];
        if(!dfn[v])
        {
            tarjan(v,u);
            low[u]=min(low[u],low[v]);
        }
        else if(v!=father)
            low[u]=min(low[u],dfn[v]);
    }
}
void count()
{
    int rootson=0;
    for(int i=2;i<=n;i++)
    {
        int v=fa[i];
        if(v==1) rootson++;
        else if(low[i]>=dfn[v]) cv[v]=1;
    }
    if(rootson>1) cv[1]=1;
    for(int i=2;i<=n;i++)
    {
        int v=fa[i];
        if(dfn[v]<low[i])
        {
            ans++;
        }
    }
}

void init()
{
    index=0;
    ans=0;
    while(!st.empty()) st.pop();
    memset(cv,0,sizeof(cv));
    memset(dfn,0,sizeof(dfn));
    memset(low,0,sizeof(low));
    memset(fa,0,sizeof(fa));
    for(int i=0;i<maxn;i++) map[i].clear();
}
int main()
{
    while(scanf("%d%d",&n,&m)!=EOF)
    {
        init();
        for(int i=1;i<=m;i++)
        {
            int u,v;
            scanf("%d%d",&u,&v);
            map[u].push_back(v);
            map[v].push_back(u);
        }
        tarjan(1,0);
        count();
        cout<<ans<<endl;
    }
    return 0;
}


Compiler output:
a.cc:8:27: error: 'int index' redeclared as different kind of entity
    8 | int cv[maxn],n,m,fa[maxn],index,dfn[maxn],low[maxn];
      |                           ^~~~~
In file included from /usr/include/string.h:462,
                 from /usr/include/c++/14/cstring:43,
                 from a.cc:2:
/usr/include/strings.h:50:20: note: previous declaration 'const char* index(const char*, int)'
   50 | extern const char *index (const char *__s, int __c)
      |                    ^~~~~
a.cc: In function 'void tarjan(int, int)':
a.cc:19:10: error: no post-increment operator for type
   19 |     index++;
      |          ^~
a.cc:20:19: error: cannot resolve overloaded function 'index' based on conversion to type 'int'
   20 |     dfn[u]=low[u]=index;
      |                   ^~~~~
a.cc: In function 'void init()':
a.cc:56:11: error: overloaded function with no contextual type information
   56 |     index=0;
      |           ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define x first
#define y second
#define dbg(x) cout << #x << '=' << x << '\n';
#define ll long long
#define pi pair<int,int>
#define pl pair<long long,long long>
#define lg length()
#define pb push_back
#define MAXN 100005
#define INF 1000000005
#define LINF 1000000000000000005

int n,m,x[55],y[55],v[55],p,t,x1,y1;

vector <int> g[55];

void DFS(int nod){
    v[nod]=1;
    for(int i : g[nod]){
        if(v[i]){
            if(i==y1 && nod!=x1) p=0;
        }
        else DFS(i);
    }
}


int32_t main(){
    ios_base :: sync_with_stdio(0); cin.tie(); cout.tie();
    cin >> n >> m;
    for(int i=1;i<=m;i++){
        cin >> x[i] >> y[i];
        g[x[i]].pb(y[i]);
        g[y[i]].pb(x[i]);
    }
    for(int i=1;i<=m;i++){
        for(int j=1;j<=n;j++) v[j]=0;
        v[y[i]]=1; p=1; x1=x[i]; y1=y[i];
        DFS(x[i]);
        t+=p;
    }
    cout << t;
}


Compiler output:
a.cc:15:34: error: 'int y1' redeclared as different kind of entity
   15 | int n,m,x[55],y[55],v[55],p,t,x1,y1;
      |                                  ^~
In file included from /usr/include/features.h:523,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/os_defines.h:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/c++config.h:683,
                 from /usr/include/c++/14/cassert:43,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:33,
                 from a.cc:1:
/usr/include/x86_64-linux-gnu/bits/mathcalls.h:257:1: note: previous declaration 'double y1(double)'
  257 | __MATHCALL (y1,, (_Mdouble_));
      | ^~~~~~~~~~
a.cc: In function 'void DFS(int)':
a.cc:23:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   23 |             if(i==y1 && nod!=x1) p=0;
      |                ~^~~~
a.cc: In function 'int32_t main()':
a.cc:40:36: error: assignment of function 'double y1(double)'
   40 |         v[y[i]]=1; p=1; x1=x[i]; y1=y[i];
      |                                  ~~^~~~~
Language: C++

#include <iostream>
#include <algorithm>
#include <vector>
#include <set>

using namespace std;

std::vector<int> TECC(const std::vector<std::vector<int>> &g) {
  const int n = g.size();
  std::vector<int> ord(n, -1);
  std::vector<int> low(n);
  std::vector<int> cid(n);
  std::vector<int> s;
  int k = 0;
  int c = 0;
  std::function<void(int, int)> dfs = [&](int u, int p) {
    low[u] = ord[u] = k++;
    s.push_back(u);
    for (int v : g[u]) {
      if (ord[v] == -1) {
        dfs(v, u);
        low[u] = std::min(low[u], low[v]);
      } else if (v != p) {
        low[u] = std::min(low[u], ord[v]);
      }
    }
    if (p == -1 || ord[p] < low[u]) {
      while (true) {
        int v = s.back();
        s.pop_back();
        cid[v] = c;
        if (v == u) break;
      }
      c++;
    }
  };
  for (int i = 0; i < n; i++) {
    if (ord[i] == -1) dfs(i, -1);
  }
  return cid;
}

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

  vector<vector<int>> g(n);
  for (int i = 0; i < m; i++) {
    int u, v;
    cin >> u >> v;
    u--;
    v--;
    g[u].push_back(v);
    g[v].push_back(u);
  }

  set<int> st;
  for (int i : TECC(g)) {
    st.insert(i);
  }

  cout << st.size() - 1 << endl;
}

Compiler output:
a.cc: In function 'std::vector<int> TECC(const std::vector<std::vector<int> >&)':
a.cc:16:8: error: 'function' is not a member of 'std'
   16 |   std::function<void(int, int)> dfs = [&](int u, int p) {
      |        ^~~~~~~~
a.cc:5:1: note: 'std::function' is defined in header '<functional>'; this is probably fixable by adding '#include <functional>'
    4 | #include <set>
  +++ |+#include <functional>
    5 | 
a.cc:16:30: error: expression list treated as compound expression in functional cast [-fpermissive]
   16 |   std::function<void(int, int)> dfs = [&](int u, int p) {
      |                              ^
a.cc:16:17: error: expected primary-expression before 'void'
   16 |   std::function<void(int, int)> dfs = [&](int u, int p) {
      |                 ^~~~
a.cc:38:23: error: 'dfs' was not declared in this scope
   38 |     if (ord[i] == -1) dfs(i, -1);
      |                       ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define ll long long
ll gcd(ll x, ll y) { return (x % y)? gcd(y, x % y): y; }    //最大公約数
ll lcm(ll x, ll y) { return x / gcd(x, y) * y; }     //最小公倍数
using Graph = vector<vector<ll>>;
ll inf=300000000000000000;
const double PI = 3.14159265358979323846;
int main(){
  int n,k;
  cin >> n >> k;
  int a[n];
  int b[n];
  rep(i,n)cin >> a[i] >> b[i];
  int c[n];
  int d[n];
  c=a;
  d=b;
  sort(c,c+n);
  sort(d,d+n);
  ll ans=4000000000000000001;
  rep(i,n){
    rep(j,i){
      rep(o,n){
        rep(p,o){
          //if(i==j||o==p)continue;
          ll minx=(ll)c[j],maxx=(ll)c[i],miny=(ll)d[p],maxy=(ll)d[o];
          int cnt=0;
          rep(i,n){
            if(a[i]>=minx&&a[i]<=maxx&&b[i]<=maxy&&b[i]>=miny)cnt++;
          }
          if(cnt>=k){
            ans=min(ans,(maxx-minx)*(maxy-miny));
          }
        }
      }
    }
  }
  cout << ans << endl;
}   


Compiler output:
a.cc: In function 'int main()':
a.cc:18:4: error: invalid array assignment
   18 |   c=a;
      |   ~^~
a.cc:19:4: error: invalid array assignment
   19 |   d=b;
      |   ~^~
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
#include <ctime>
#include <cmath>
#include <string>
#include <stdlib.h>
#include <fstream>
#include <set>
#include <map>
#include <queue>
#include <stack>
#include <deque>
#include <iterator>
#include <iomanip>
using namespace std;


int main(){
    long long n, k;
    cin >> n >> k;
    vector<pair<long long, long long> > a(n);
    for(int i = 0; i < n; ++i) cin >> a[i].first >> a[i].second;
    long long ans = LLONG_MAX;
    for(int i = 0; i < n; ++i)
        for(int j = 0; j < n; ++j)
            for(int l = 0; l < n; ++l)
                for(int m = 0; m < n; ++m){
                    long long x1 = a[i].first, x2 = a[j].first, y1 = a[l].second, y2 = a[m].second;
                    if(x1 > x2) swap(x1, x2);
                    if(y1 > y2) swap(y1, y2);
                    long long cnt = 0;
                    for(int MORE = 0; MORE < n; ++MORE){
                        if(a[MORE].first >= x1 && a[MORE].first <= x2){
                            if(a[MORE].second >= y1 && a[MORE].second <= y2) cnt++;
                        }
                    }
                    if(cnt >= k){
                        long long s = (x2 - x1) * (y2 - y1);
                        ans = min(ans, s);
                    }
                }
    cout << ans;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:21: error: 'LLONG_MAX' was not declared in this scope
   24 |     long long ans = LLONG_MAX;
      |                     ^~~~~~~~~
a.cc:16:1: note: 'LLONG_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
   15 | #include <iomanip>
  +++ |+#include <climits>
   16 | using namespace std;
Language: C++

#include <iostream>
#include <vector>

static bool canhold(
    const std::vector<std::pair<long long, long long>>& Ps,
    long long xr,
    long long xl,
    long long yb,
    long long yt,
    int k
)
{
    int cnt = 0;
    for (auto& p: Ps) {
        if (xr <= p.first && p.first <= xl && yb <= p.second && p.second <= yt) {
            cnt++;
        }
    }
    return cnt >= k;
}

int main() {
    int n, k; std::cin >> n >> k;
    std::vector<std::pair<long long, long long>> Ps(n);

    for (int i = 0; i < n; i++) {
        int x, y; std::cin>> x >> y;
        Ps[i].first = x; Ps[i].second = y;
    }

    long long m = LLONG_MAX;

    for (int xr = 0; xr < n; xr++) {
        for (int xl = xr + 1; xl < n; xl++) {
            for (int yb = 0; yb < n; yb++) {
                for (int yt = yb + 1; yt < n; yt++) {
                    auto XR = std::min(Ps[xr].first, Ps[xl].first);
                    auto XL = std::max(Ps[xr].first, Ps[xl].first);
                    auto YB = std::min(Ps[yb].second, Ps[yt].second);
                    auto YT = std::max(Ps[yb].second, Ps[yt].second);

                    auto M = (YT - YB) * (XL - XR);

                    if (M >= m) {
                        continue;
                    }

                    if (!canhold(Ps, XR, XL, YB, YT, k)) {
                        continue;
                    }

                    m = std::min(m, M);
                }
            }
        }
    }

    std::cout << m << std::endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:31:19: error: 'LLONG_MAX' was not declared in this scope
   31 |     long long m = LLONG_MAX;
      |                   ^~~~~~~~~
a.cc:3:1: note: 'LLONG_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    2 | #include <vector>
  +++ |+#include <climits>
    3 |
Language: C++

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <cmath>
#include <stack>
#include <queue>
#include <set>
#include <map>
#include <iomanip>
using namespace std;
typedef long long ll;
typedef vector<int> VI;
typedef vector<ll> VL;
typedef vector<string> VS;
typedef vector< vector<int> > VVI;
typedef vector< vector<ll> > VVL;
typedef pair<int,int> PII;
typedef pair<ll,ll> PLL;
#define rep(i,n) for(ll i=0;i<(n);i++)
#define all(a) (a).begin(),(a).end()
#define pf push_front
#define pb push_back
#define mp make_pair
#define mt make_tuple
#define ub upper_bound
#define lb lower_bound

int main(){
  int N,K;
  cin>>N>>K;
  VL X(N),Y(N);
  rep(i,N) cin>>X[i]>>Y[i];
  ll ans=LLONG_MAX;
  rep(i,N) rep(j,N) rep(k,N) rep(l,N){
    int cnt=0;
    rep(m,N){
      if(X[m]>=X[i] and X[m]<=X[j] and Y[m]>=Y[k] and Y[m]<=Y[l]) cnt++;
    }
    if(cnt>=K) ans=min(ans,abs(X[i]-X[j])*abs(Y[k]-Y[l]));
  }
  cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:34:10: error: 'LLONG_MAX' was not declared in this scope
   34 |   ll ans=LLONG_MAX;
      |          ^~~~~~~~~
a.cc:11:1: note: 'LLONG_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
   10 | #include <iomanip>
  +++ |+#include <climits>
   11 | using namespace std;
Language: C

#include<stdio.h>
#include<stdlib.h>
struct node
{
	long long x,y;
	int a,b;
}point[55];
int incx(const void *a, const void *b)
{
    struct node m = *(struct node *)a;
    struct node n = *(struct node *)b;
    if(m.x<n.x) return -1;
    else return 1;
}
int incy(const void *a, const void *b)
{
    struct node m = *(struct node *)a;
    struct node n = *(struct node *)b;
    if(m.y<n.y) return -1;
    else return 1;
}
int main()
{
	int n,k,mp[55][55],xmax,ymax,temp;
	bool np[55][55];
	long long x[55],y[55],S,min=-1,xx[55],yy[55],Smax=-1;
	for(int i=0;i<55;i++)
	{
		for(int j=0;j<55;j++)
		{
			mp[i][j]=0;
			np[i][j]=false;
		}
	}
	scanf("%d%d",&n,&k);
	for(int i=0;i<n;i++)scanf("%lld%lld",&point[i].x,&point[i].y);
	qsort(point,n,sizeof(struct node),incx);
	temp=0;
	for(int i=0;i<n;i++)
	{
		point[i].a=temp;
		xx[temp]=point[i].x;
		temp++;
	}
	qsort(point,n,sizeof(struct node),incy);
	temp=0;
	for(int i=0;i<n;i++)
	{
		point[i].b=temp;
		np[point[i].a][point[i].b]=true;
		yy[temp]=point[i].y;
		temp++;
	}
	if(np[0][0]==false)mp[0][0]=0;
	else mp[0][0]=1;
	for(int i=0;i<n;i++)
	{
		for(int j=0;j<n;j++)
		{
			if(i==0)mp[i][j]=mp[i][j-1]+np[i][j];
			else if(j==0)mp[i][j]=mp[i-1][j]+np[i][j];
			else mp[i][j]=mp[i-1][j]+mp[i][j-1]-mp[i-1][j-1]+np[i][j];
		}
	}
	for(int i=0;i<n;i++)
	{
		for(int j=0;j<n;j++)
		{
			for(int p=i+1;p<n;p++)
			{
				for(int q=j+1;q<n;q++)
				{
					int sum;
					if(i==0)sum=mp[p][q]-mp[p][j-1];
					else if(j==0)sum=mp[p][q]-mp[i-1][q];
					else sum=mp[p][q]-mp[i-1][q]-mp[p][j-1]+mp[i-1][j-1];
					if(sum>=k)
					{
						if((xx[p]-xx[i])*(yy[q]-yy[j])<=Smax||Smax<0)Smax=(xx[p]-xx[i])*(yy[q]-yy[j]);
					}
				}
			}
		}
	}
	printf("%lld\n",Smax);
}

Compiler output:
main.c: In function 'main':
main.c:25:9: error: unknown type name 'bool'
   25 |         bool np[55][55];
      |         ^~~~
main.c:3:1: note: 'bool' is defined in header '<stdbool.h>'; this is probably fixable by adding '#include <stdbool.h>'
    2 | #include<stdlib.h>
  +++ |+#include <stdbool.h>
    3 | struct node
main.c:32:34: error: 'false' undeclared (first use in this function)
   32 |                         np[i][j]=false;
      |                                  ^~~~~
main.c:32:34: note: 'false' is defined in header '<stdbool.h>'; this is probably fixable by adding '#include <stdbool.h>'
main.c:32:34: note: each undeclared identifier is reported only once for each function it appears in
main.c:50:44: error: 'true' undeclared (first use in this function)
   50 |                 np[point[i].a][point[i].b]=true;
      |                                            ^~~~
main.c:50:44: note: 'true' is defined in header '<stdbool.h>'; this is probably fixable by adding '#include <stdbool.h>'
Language: C++

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

using ll = long long;
#define REP(i, n) for(int (i)=0; (i)< (n); ++i)
#define REPR(i, n) for(int (i)=(n); (i)>=0; --i)
#define FOR(i, n, m) for(int (i)=(n); (i)<(m); ++i)
//#define INF 1e9
constexpr ll INF = 1LL << 62;
constexpr int mod = 1e9+7;

int main(){
  int K, N;
  cin >> N >> K;
  vector<ll> x(N), y(N), px(N), py(N);
  REP(i, N){
    cin >> x[i] >> y[i];
    px[i] = x[i], py[i] = y[i];
  }
  sort(px.begin(), px.end());
  sort(py.begin(), py.end());
  
  REP(i, N){
    auto itr = lower_bound(px.begin(), px.end(), x[i]);
    x[i] = itr-px.begin()+1;
    itr = lower_bound(py.begin(), py.end(), y[i]);
    y[i] = itr-py.begin()+1;
  }
  vector<vector<ll>> sum(N+1, vector<ll>(N+1, 0));
  REP(i, N){
    sum[y[i]][x[i]]++;
  }
  REP(i, N+1){
    REP(j, N){
      sum[i][j+1] += sum[i][j];
    }
  }
  REP(j, N+1){
    REP(i, N){
      sum[i+1][j] += sum[i][j];
    }
  }
  ll ans = INF;
  REP(i, N+1){
    FOR(j, i+1, N+1){
      REP(k, N+1){
        FOR(l, k+1, N+1){
          ll v = sum[j][l] - sum[j][k] - sum[i][l] + sum[i][k];
          if(v >= K){
            ll u = j-1, b = i, left = l-1, right = k;
            u = py[u], b = py[b], left = px[left], right = px[right];
            ll S = (u-b) * (left-right);
            ans = min(ans, S);
          }
        }
      }
    }
  }
  cout << ans << endl;

  return 0;
}
j

Compiler output:
a.cc:63:1: error: 'j' does not name a type
   63 | j
      | ^
Language: C++

              }
        }

        cout << max_area << endl;

        return 0;
}

Compiler output:
a.cc:1:15: error: expected declaration before '}' token
    1 |               }
      |               ^
a.cc:2:9: error: expected declaration before '}' token
    2 |         }
      |         ^
a.cc:4:9: error: 'cout' does not name a type
    4 |         cout << max_area << endl;
      |         ^~~~
a.cc:6:9: error: expected unqualified-id before 'return'
    6 |         return 0;
      |         ^~~~~~
a.cc:7:1: error: expected declaration before '}' token
    7 | }
      | ^
Language: C++

#include<bits/stdc++.h>
#include<unordered_set>
#include<unordered_map>
#include <iostream>
#include <string>
#include <cmath>
using namespace std;
#define ll long long
#define rep(i, n) for (ll i = 0; i < (n); i++)
#define FOR(i,a,b) for(ll i=(a);i<(b);i++)
#define FORR(i,a,b)for(ll i=(a);i<=(b);i++)
#define repR(i,n) for(ll i=n;i>=0;i--)
#define all(v)(v).begin(),(v).end()
#define rall(v)(v).rbegin(),(v).rend()
#define F first
#define S second
#define pb push_back
#define pu push
#define COUT(x) cout<<(x)<<endl
#define PQ priority_queue<ll>
#define PQR priority_queue<ll,vector<ll>,greater<ll>>
#define YES(n) cout << ((n) ? "YES" : "NO"  ) << endl
#define Yes(n) cout << ((n) ? "Yes" : "No"  ) << endl
#define mp make_pair
#define maxs(x,y) (x = max(x,y))
#define mins(x,y) (x = min(x,y))
#define sz(x) (int)(x).size()
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll MOD = 1000000007LL;
const ll INF = 1LL << 60;
using vll = vector<ll>;
using vb = vector<bool>;
using vvb = vector<vb>;
using vvll = vector<vll>;
using vstr = vector<string>;
using pll = pair<ll, ll>;
using vc = vector<char>;
using vvc = vector<vc>;
ll dx[4]={0,1,0,-1};
ll dy[4]={1,0,-1,0};
int main(){
  ll n,k;
  cin>>n>>K;
  vll x(n),y(n);
  rep(i,n) cin>>x[i]>>y[i];
  ll ans=INF;
  rep(i,n){
    for(int j=i+1;j<n;j++){
      ll xx=0;
      ll ii=i;
      ll jj=j;
      for(int u=0;u<n;u++){
        if(x[ii]<x[jj]) swap(ii,jj);
        if(u==ii||u==jj) continue;
        if(x[ii]>=x[u]&&x[jj]<=x[u]){
          if(y[ii]<y[jj]) swap(ii,jj);
          if(y[ii]>=y[u]&&y[ii]<=y[u])xx++;
        }
      }
      if(xx>=k){
        ans=min(ans,abs(x[ii]-x[jj])*abs(y[ii]-y[jj]));
      }
    }
  }
  COUT(ans);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:44:11: error: 'K' was not declared in this scope
   44 |   cin>>n>>K;
      |           ^
Language: C++

#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)
int N,K;
int X[N],Y[N];
int func(int A,int B,int C,int D,int i,int j){
  if(i==N)
    return (B-A)*(D-C);
  if(N-i==K-j){
    A=min(A,X[i]);
    B=max(B,X[i]);
    C=min(C,Y[i]);
    D=max(D,Y[i]);
    return func(A,B,C,D,i+1,j+1);
  }
  else{
    int Q=func(A,B,C,D,i+1,j);
    A=min(A,X[i]);
    B=max(B,X[i]);
    C=min(C,Y[i]);
    D=max(D,Y[i]);
    return min(func(A,B,C,D,i+1,j+1),Q);
  }
}
signed main(){
  cin>>N>>K;
  rep(i,0,N) cin>>X[i]>>Y[i];
  cout<<func(INF,-INF,INF,-INF,0,0);
  }


Compiler output:
a.cc:20:7: error: size of array 'X' is not an integral constant-expression
   20 | int X[N],Y[N];
      |       ^
a.cc:20:12: error: size of array 'Y' is not an integral constant-expression
   20 | int X[N],Y[N];
      |            ^
Language: C++

#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)
int N,K,X[N],Y[N];
int func(int A,int B,int C,int D,int i,int j){
  if(i==N)
    return (B-A)*(D-C);
  if(N-i==K-j){
    A=min(A,X[i]);
    B=max(B,X[i]);
    C=min(C,Y[i]);
    D=max(D,Y[i]);
    return func(A,B,C,D,i+1,j+1);
  }
  else{
    int Q=func(A,B,C,D,i+1,j);
    A=min(A,X[i]);
    B=max(B,X[i]);
    C=min(C,Y[i]);
    D=max(D,Y[i]);
    return min(func(A,B,C,D,i+1,j+1),Q);
  }
}
signed main(){
  cin>>N>>K;
  rep(i,0,N) cin>>X[i]>>Y[i];
  cout<<func(INF,-INF,INF,-INF,0,0);
  }


Compiler output:
a.cc:19:11: error: size of array 'X' is not an integral constant-expression
   19 | int N,K,X[N],Y[N];
      |           ^
a.cc:19:16: error: size of array 'Y' is not an integral constant-expression
   19 | int N,K,X[N],Y[N];
      |                ^
Language: C++


#pragma GCC optimize ("O3")

#include <bits/stdc++.h>
#define FOR(i, m, n) for (int i = (m); i < (n); ++i)
#define REP(i, n) FOR(i, 0, n)
#define fi first
#define se second
#define pb push_back
#define mp make_pair
#define eb emplace_back
#define bcnt __builtin_popcountll
#define dump(x)  cerr << #x << " = " << (x) << endl
#define debug(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << endl

using namespace std;

typedef long long ll;
typedef pair<ll,ll> Pll;
typedef pair<int,int> Pin;

ll INF = 5e18;
int inf = 1e9;
ll MOD = 1e9+7;

template<typename T>
ostream& operator << (ostream& os, const vector<T>& vec) {
    os << "[ ";
    REP(i, vec.size()) {
        os << vec[i] << " ";
    }
    os << "]";

    return os;
}

ll pow_mod(ll a, ll p) {
    ll res = 1;
    while(p) {
        if (p & 1) res = (res * a) % MOD;
        a = (a * a) % MOD;
        p >>= 1;
    }

    return res;
}


ll mod_inv(ll a, ll m) {
    ll b = m, u = 0, v = 1;
    while(a) {
        ll t = b / a;
        swap(b -= t * a, a);
        swap(u -= t * v, v);
    }

    return (u % m + m) % m;
}

ll gcd(ll a, ll b) {
    if(b == 0) return a;
    return gcd(b, a%b);
}

struct RECT{
    ll l;
    ll r;
    ll t;
    ll b;

    RECT(){}
    RECT(ll x1, ll y1) :
    l(x1), r(x1), t(y1), b(y1) {}

    ll sq() {
        return (r - l) * (t - b);
    }

    void update(ll x, ll y) {
        if (x > r) r = x;

        if (x < l) l = x;

        if (y > t) t = y;

        if (y < b) b = y;
    }

    void print() {
        cout << l << " " << r << " " << t << " " << b << " " << endl;
    }
};


int main(){
    cin.tie(0);
    ios_base::sync_with_stdio(false);
    
    int N, K;
    cin >> N >> K;

    ll x[N], y[N];
    RECT R[N];
    REP(i, N) {
        cin >> x[i] >> y[i];
        R[i] = {x[i], y[i], i};
    }

    ll ans = INF;
    REP(i, N) {
        ll f = 1LL << i;
        REP(k, K - 1) {
            ll s = INF;
            int id = -1;
            REP(j, N) {
                if(f >> j & 1) continue;

                RECT tmp = R[i];
                tmp.update(x[j], y[j]);
                ll sq = tmp.sq();

                if (s > sq) {
                    id = j;
                    s = sq;
                }
            }

            assert(id != -1);
            R[i].update(x[id], y[id]);
            f |= 1LL << id;
        }

        ll sq = R[i].sq();
        if (ans > sq) ans = sq;
    }

    cout << fixed << setprecision(20);
    cout << ans << endl;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:106:30: error: no match for 'operator=' (operand types are 'RECT' and '<brace-enclosed initializer list>')
  106 |         R[i] = {x[i], y[i], i};
      |                              ^
a.cc:65:8: note: candidate: 'constexpr RECT& RECT::operator=(const RECT&)'
   65 | struct RECT{
      |        ^~~~
a.cc:65:8: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const RECT&'
a.cc:65:8: note: candidate: 'constexpr RECT& RECT::operator=(RECT&&)'
a.cc:65:8: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'RECT&&'
Language: Java

import java.util.*;
public class A {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int n = sc.nextInt();
		int k = sc.nextInt();
		int[][] p = new int[n][2];
		for(int i=0;i<n;i++){
			p[i][0] = sc.nextInt();
			p[i][1] = sc.nextInt();
		}
		
		long min = Long.MAX_VALUE;
		for(int i=0;i<n;i++){
			for(int j=i+1;j<n;j++){
				for(int r=0;r<n;r++){
					for(int s=r+1;s<n;s++){
						int left = p[i][0], right = p[j][0];
						int top = p[r][1], button = p[s][1];
						
						if(left>right){
							int tmp = left;
							left = right;
							right = tmp;
						}
						if(top<button){
							int tmp = top;
							top = button;
							button = tmp;
						}
						
						int cnt = 0;
						for(int t=0;t<n;t++){
							if(left<=p[t][0] && p[t][0]<=right && button<=p[t][1] && p[t][1]<=top)
								cnt++;
						}
						
						if(cnt>=k){
							long area = (long)(right-left)*(top-button);
							if(area<min)
								min = area;
						}
					}
				}
			}
		}
		System.out.println(min);
	}
}


Compiler output:
Main.java:2: error: class A is public, should be declared in a file named A.java
public class A {
       ^
1 error
Language: C++

import java.util.*;

public class Main{

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int n = sc.nextInt(), k = sc.nextInt();
		
		int x[] = new int[n];
		int y[] = new int[n];
		
		int cx[] = new int[n];
		int cy[] = new int[n];
		
		for(int i=0;i<n;i++){
			x[i] = sc.nextInt();
			y[i] = sc.nextInt();
			cx[i] = x[i];
			cy[i] = y[i];
			
		}
		
		Arrays.sort(x);
		Arrays.sort(y);
		
		long ans = Long.MAX_VALUE;

		for(int lx=0;lx<n;lx++){ for(int rx=lx+1;rx<n;rx++){
			for(int ly=0;ly<n;ly++){for(int ry=ly+1;ry<n;ry++){
				int x1 = x[lx], x2=x[rx];
				int y1 = y[ly], y2=y[ry];
				
				int cnt = 0;
				for(int i=0;i<n;i++){
					if(x1 <= cx[i] && cx[i] <= x2 && y1 <= cy[i] && cy[i] <= y2){
						cnt++;
					}
				}
				if(cnt >= k){
					ans = Math.min(ans, (long)(x2-x1) * (y2-y1));
				}
			}
			}
		}
		}
		System.out.println(ans);
	}

}


Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import java.util.*;
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:1: error: expected unqualified-id before 'public'
    3 | public class Main{
      | ^~~~~~
Language: Java

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
import java.util.stream.IntStream;

public class Main

	public static void main(String[] args) {
		try (Scanner scanner = new Scanner(System.in)) {
			int n = scanner.nextInt();
			int k = scanner.nextInt();
			List<Point> points = new ArrayList<>(n);
			IntStream.range(0, n).forEach(i -> points.add(new Point(scanner.nextInt(), scanner.nextInt())));
			long min = Long.MAX_VALUE;
			// x座標でソートする
			points.sort((p1, p2) -> p1.x - p2.x);
			for (int i = 0; i < n - k + 1; i++) {
				int minY = Integer.MAX_VALUE, maxY = Integer.MIN_VALUE;
				for (int j = i; j < i + k; j++) {
					minY = Math.min(minY, points.get(j).y);
					maxY = Math.max(maxY, points.get(j).y);
				}
				min = Math.min(min, ((long) (points.get(i + k - 1).x - points.get(i).x)) * (maxY - minY));
			}
			// y座標でソートする
			points.sort((p1, p2) -> p1.y - p2.y);
			for (int i = 0; i < n - k + 1; i++) {
				int minX = Integer.MAX_VALUE, maxX = Integer.MIN_VALUE;
				for (int j = i; j < i + k; j++) {
					minX = Math.min(minX, points.get(j).x);
					maxX = Math.max(maxX, points.get(j).x);
				}
				min = Math.min(min, ((long) (points.get(i + k - 1).y - points.get(i).y)) * (maxX - minX));
			}
			System.out.println(min);
		}
	}

	/**
	 * 座標を表すクラス
	 */
	private static class Point {
		int x;
		int y;

		Point(int x, int y) {
			super();
			this.x = x;
			this.y = y;
		}
	}
}


Compiler output:
Main.java:6: error: '{' expected
public class Main
                 ^
Main.java:8: error: unnamed classes are a preview feature and are disabled by default.
	public static void main(String[] args) {
	              ^
  (use --enable-preview to enable unnamed classes)
Main.java:52: error: class, interface, enum, or record expected
}
^
3 errors
Language: C++

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


int main(){
  long long int a,b,x[55],y[55];
  cin >> a >> b;
  
  for(int i=0;i<a;i++){
    cin >> x[i] >> y[i];
  }
  
  long long  ans=1e29;
  
  for(int xi=0;xi<a;xi++){
    for(int xj=0;xj<a;xj++){
      for(int yi=0;yi<a;yi++){
        for(int yj=0;yj<a;yj++){
          ll xa=x[xi],xb=x[xj],ya=y[yi],yb=y[yj];
          
          int res=0;
          for(int i=0;i<a;i++){
            if(min(xa,xb)<=x[i] && x[i]<=max(xa,xb)&& min(yi,yj)<=y[i]&&y[i]<=max(yi,yj)){
              res++;
            }
          }
          
          if(res>=b){
            ans=min(ans,abs(xa-xb)*abs(ya-yb));
          }
        }
      }
    }
  }
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:18: warning: overflow in conversion from 'double' to 'long long int' changes value from '9.9999999999999991e+28' to '9223372036854775807' [-Woverflow]
   13 |   long long  ans=1e29;
      |                  ^~~~
a.cc:19:11: error: 'll' was not declared in this scope
   19 |           ll xa=x[xi],xb=x[xj],ya=y[yi],yb=y[yj];
      |           ^~
a.cc:23:20: error: 'xa' was not declared in this scope; did you mean 'xj'?
   23 |             if(min(xa,xb)<=x[i] && x[i]<=max(xa,xb)&& min(yi,yj)<=y[i]&&y[i]<=max(yi,yj)){
      |                    ^~
      |                    xj
a.cc:23:23: error: 'xb' was not declared in this scope; did you mean 'xj'?
   23 |             if(min(xa,xb)<=x[i] && x[i]<=max(xa,xb)&& min(yi,yj)<=y[i]&&y[i]<=max(yi,yj)){
      |                       ^~
      |                       xj
a.cc:29:29: error: 'xa' was not declared in this scope; did you mean 'xj'?
   29 |             ans=min(ans,abs(xa-xb)*abs(ya-yb));
      |                             ^~
      |                             xj
a.cc:29:32: error: 'xb' was not declared in this scope; did you mean 'xj'?
   29 |             ans=min(ans,abs(xa-xb)*abs(ya-yb));
      |                                ^~
      |                                xj
a.cc:29:40: error: 'ya' was not declared in this scope; did you mean 'yj'?
   29 |             ans=min(ans,abs(xa-xb)*abs(ya-yb));
      |                                        ^~
      |                                        yj
a.cc:29:43: error: 'yb' was not declared in this scope; did you mean 'yj'?
   29 |             ans=min(ans,abs(xa-xb)*abs(ya-yb));
      |                                           ^~
      |                                           yj
Language: C++


#include <bits/stdc++.h>
#define For(i,n) for(int i=0; i<n; i++)
using namespace std;
struct point{
  long long x;
  long long y;
};
bool cmp(const point a, const point b){
  return a.x < b.x;
}
bool cmp(const point a, const point b){
  return a.y < b.y;
}
int main(){
  int N,K;
  cin >> N >> K;
  struct point tmp[N],pmt[N];
  long long mnX=-1e9,mnY=-1e9,mxX=1e9,mxY=1e9;
  long long size=9223372036854775807;
  For(i,N) cin >> tmp[i].x >> tmp[i].y;
  sort(tmp, tmp+N, cmp);
  For(i,N-K+1) for(int j=i+K-1; j<N; j++){
    mxX = tmp[i+K-1].x;
    mnX = tmp[i].x;
    mxY = tmp[i+K-1].y;
    mnY = tmp[i].y;
    for(int k=i; k<=j; k++){
      mxY = max(mxY, tmp[k].y);
      mnY = min(mnY, tmp[k].y);
    }
    size = min(size, (mxX-mnX)*(mxY-mnY));
  }
  sort(tmp, tmp+N, pmc);
  For(i,N-K+1) for(int j=i+K-1; j<N; j++){
    mxY = tmp[i+K-1].y;
    mnY = tmp[i].y;
    mxX = tmp[i+K-1].x;
    mnX = tmp[i].x;
    for(int k=i; k<=j; k++){
      mxX = max(mxX, tmp[k].x);
      mnX = min(mnX, tmp[k].x);
    }
    size = min(size, (mxX-mnX)*(mxY-mnY));
  }
  cout << size << endl;
  return 0;
}


Compiler output:
a.cc:12:6: error: redefinition of 'bool cmp(point, point)'
   12 | bool cmp(const point a, const point b){
      |      ^~~
a.cc:9:6: note: 'bool cmp(point, point)' previously defined here
    9 | bool cmp(const point a, const point b){
      |      ^~~
a.cc: In function 'int main()':
a.cc:34:20: error: 'pmc' was not declared in this scope; did you mean 'pmt'?
   34 |   sort(tmp, tmp+N, pmc);
      |                    ^~~
      |                    pmt
Language: C++


#include <bits/stdc++.h>
#define For(i,n) for(int i=0; i<n; i++)
using namespace std;
struct point{
  long long x;
  long long y;
};
bool cmp(const point a, const point b){
  return a.x < b.x;
}
int main(){
  int N,K;
  cin >> N >> K;
  struct point tmp[N],pmt[N];
  long long mnX=-1e9,mnY=-1e9,mxX=1e9,mxY=1e9;
  long long size=9223372036854775807;
  For(i,N) cin >> tmp[i].x >> tmp[i].y;
  sort(tmp, tmp+N, cmp);
  For(i,N-K+1) for(int j=i+K-1; j<N; j++){
    mxX = tmp[i+K-1].x;
    mnX = tmp[i].x;
    mxY = tmp[i+K-1].y;
    mnY = tmp[i].y;
    for(int k=i; k<=j; k++){
      mxY = max(mxY, tmp[k].y);
      mnY = min(mnY, tmp[k].y);
    }
    size = min(size, (mxX-mnX)*(mxY-mnY));
  }
  sort(tmp, tmp+N, pmc);
  For(i,N-K+1) for(int j=i+K-1; j<N; j++){
    mxY = tmp[i+K-1].y;
    mnY = tmp[i].y;
    mxX = tmp[i+K-1].x;
    mnX = tmp[i].x;
    for(int k=i; k<=j; k++){
      mxX = max(mxX, tmp[k].x);
      mnX = min(mnX, tmp[k].x);
    }
    size = min(size, (mxX-mnX)*(mxY-mnY));
  }
  cout << size << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:31:20: error: 'pmc' was not declared in this scope; did you mean 'pmt'?
   31 |   sort(tmp, tmp+N, pmc);
      |                    ^~~
      |                    pmt
Language: C++

# include <bits/stdc++.h>

typedef long long ll;
using namespace std;

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);
    int N, K; cin >> N >> K;
    ll x[N], y[N];
    for (int i = 0; i < N; i++) {
        cin >> x[i] >> y[i];
    }
    ll s[N][N] = {};
    for (int i = 0; i <= N - K; i++) {
        for (int k = K - 1; k < N; k++) {
            ll xMn = 1e9, xMx = -1e9, yMn = 1e9, yMx = -1e9;
            for (int l = i; l <= k; l++) {
                xMn = min(xMn, x[l]);
                yMn = min(yMn, y[l]);
                xMx = max(xMx, x[l]);
                yMx = max(yMx, y[l]);
            }
            s[i][k] = (xMx - xMn) * (yMx - yMn);
        }
    }
    ll ans = 0;
    for (int i = 0; i < N; i++) {
        for (int k = 0; k < N; k++) {
            if (s[i][k] == 0) continue;
            if (ans == 0) ans = s[i][k];
            else ans = min(s[i][k], ans);
        }
    }
    cout << ans << endl;
    return 0;
}
# include <bits/stdc++.h>

typedef long long ll;
using namespace std;

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);
    int N, K; cin >> N >> K;
    ll x[N], y[N];
    for (int i = 0; i < N; i++) {
        cin >> x[i] >> y[i];
    }
    ll s[N][N] = {};
    for (int i = 0; i <= N - K; i++) {
        for (int k = K - 1; k < N; k++) {
            ll xMn = 1e9, xMx = -1e9, yMn = 1e9, yMx = -1e9;
            for (int l = i; l <= k; l++) {
                xMn = min(xMn, x[l]);
                yMn = min(yMn, y[l]);
                xMx = max(xMx, x[l]);
                yMx = max(yMx, y[l]);
            }
            s[i][k] = (xMx - xMn) * (yMx - yMn);
        }
    }
    ll ans = 0;
    for (int i = 0; i < N; i++) {
        for (int k = 0; k < N; k++) {
            if (s[i][k] == 0) continue;
            if (ans == 0) ans = s[i][k];
            else ans = min(s[i][k], ans);
        }
    }
    cout << ans << endl;
    return 0;
}


Compiler output:
a.cc:43:5: error: redefinition of 'int main()'
   43 | int main() {
      |     ^~~~
a.cc:6:5: note: 'int main()' previously defined here
    6 | int main() {
      |     ^~~~
Language: C++

#include<iostream>
#include<vector>
#include<algorithm>
using namespace std;
#define ll long long

struct Point {
  ll x, y;

  Point(ll x, ll y) { this->x = x; this->y = y; }
};

struct _cmp_x {
  bool operator() (const Point& a, const Point& b) const { return a.x<b.x; }
} cmp_x;

struct _cmp_y{
  bool operator() (const Point& a, const Point& b) const { return a.y<b.y; }
} cmp_y;


int main(){
  ll N, K, x, y;
  cin >> N >> K;

  vector<Point> P;
  for(int i=0; i<N; ++i) {
    cin >> x >> y;
    P.emplace_back(x,y);
  }
  
  sort(P.begin(), P.end(), cmp_x);
  //sort(P.begin(), P.end(), [](const Point& a, const Point& b) { return a.y<b.y; } );

  ll ans=LLONG_MAX;
  ll R = N-K;
  for(ll remove_l=0; remove_l<=R;          ++remove_l)
  for(ll remove_r=0; remove_l+remove_r<=R; ++remove_r){
    vector<Point> P2(P.begin()+remove_l, P.end()-remove_r);
    sort(P2.begin(), P2.end(), cmp_y);
    //for(auto itr = P2.begin(); itr!=P2.end(); ++itr) cout << "(" << itr->x << "," << itr->y << ") ";
    //cout << endl;
    
    for(ll remove_u=0; remove_l+remove_r+remove_u<=R; ++remove_u){
      const auto itr_bgn = P2.begin()+remove_u, itr_end = P2.begin()+remove_u+K;
      
      ll h = P2[remove_u+K-1].y - P2[0].y;
      ll x_max, x_min;
      x_max = x_min = P2[0].x;
      for(auto itr = itr_bgn; itr!=itr_end; ++itr) {
        if(itr->x > x_max) x_max=itr->x;
        if(itr->x < x_min) x_min=itr->x; 
      }
      ll s = (x_max-x_min)*h;

      if(ans>s) ans=s;

      //cout << remove_l << "," << remove_r << "," << remove_u << "," << h << "," << s << " ";
      //for(auto itr = itr_bgn; itr!=itr_end; ++itr) cout << "(" << itr->x << "," << itr->y << ") ";
      //cout << endl;
    }
      
  }
  

  cout << ans << endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:35:10: error: 'LLONG_MAX' was not declared in this scope
   35 |   ll ans=LLONG_MAX;
      |          ^~~~~~~~~
a.cc:4:1: note: 'LLONG_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    3 | #include<algorithm>
  +++ |+#include <climits>
    4 | using namespace std;
Language: C++

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

const int inf = 1e9;

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

	vector<pair<int,int>> p;

	for(int i=0;i<n;i++){
		int x,y;
		cin>>x>>y;
		p.push_back({x,y});
	}

	sort(p.begin(),p.end());
	 vector<ll> area;

	int mxy = 0;
	int mny = inf;

	for(int i=0;i<n;i++){
		mxy = max(mxy,p[i].second);
		mny = min(mny,p[i].second);
		if((i+1)>=k){
			ll dx = abs(p[i].first - p[i-(k-1)].first);
			ll dy = abs(mxy - mny);
			//cout<<dx<<" "<<dy<<endl;
			ll ta = dx*dy;
			area.push_back(ta);
		}
	}
	sort(area.begin(),area.end());
	else cout<<area[0];
}


Compiler output:
a.cc: In function 'int main()':
a.cc:37:9: error: 'else' without a previous 'if'
   37 |         else cout<<area[0];
      |         ^~~~
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for(int i = 0; i < (int)(n); i++)
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define UNIQUE(v) v.erase( unique(v.begin(), v.end()), v.end() );
using namespace std;
using ll = long long;
using P = pair<int, int>;
const int INF = 1e9;

struct Point {
    ll x, y;
}

int main(){
    int n, K;
    cin >> n >> K;
    vector<Point> point(n);
    vector<ll> x(n), y(n);

    rep(i, n){
        cin >> x[i] >> y[i];
        point[i] = {x[i], y[i]};
    }

    sort(all(x));
    sort(all(y));

    ll ans = (x[n-1] - x[0]) * (y[n-1] - y[0]);

    for(int i=0; i<n; i++){
        for(int j=i+1; j<n; j++){
            for(int k=0; k<n; k++){
                for(int l=k+1; l<n; l++){
                    int cnt = 0;
                    rep(idx, n){
                        ll xi = point[idx].x;
                        ll yi = point[idx].y;
                        if(x[i] <= xi && xi <= x[j] && y[k] <= yi && yi <= y[l]) cnt++;
                    }
                    ll s = abs(x[i] - x[j]) * abs(y[k] - y[l]);
                    if(cnt >= K){
                        ans = min(ans, s);
                    } 
                }
            }
        }
    }

    cout << ans << endl;
}

Compiler output:
a.cc:13:2: error: expected ';' after struct definition
   13 | }
      |  ^
      |  ;
Language: C++

#include<iostream>
#include<string>
#include<cstdio>
#include <cstring>
#include<vector>
#include<cmath>
#include<algorithm>
#include<functional>
#include<iomanip>
#include<queue>
#include<ciso646>
#include<random>
#include<map>
#include<set>
#include<complex>
#include<bitset>
#include<stack>
#include<unordered_map>
#include<utility>
using namespace std;
typedef long long ll;
typedef unsigned int ui;
const ll mod = 1000000007;
typedef long double ld;
const ll INF = 1e+14;
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 complex<ld> Point;
const ld eps = 1e-8;
const ld pi = acos(-1.0);
typedef pair<ld, ld> LDP;
typedef pair<ll, ll> LP;
#define fr first
#define sc second
#define all(c) c.begin(),c.end()
#define pb push_back
const int inf = 1e+9;
#define int long long

void Yes(){
	cout<<"Yes"<<endl;
	exit(0);
}
 
void No(){
	cout<<"No"<<endl;
	exit(0);
}

signed main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
    int N, K; cin >> N >> K;
    P p[55];
    rep(i, N) {
        cin >> p[i].fr >> p[i].sc;
    }
    sort(p, p + N);
    int ans = 0;
    rep(i, N) {
        if(i + K - 1 < N - 1) break;
        int ymin = -inf, ymax = inf;
        for(int j = i; j <= i + K - 1; j++) {
            ymin = min(ymin, y[j]);
            ymax = max(ymax, y[j]);
        }
        ans = max(ans, (x[i + K - 1] - x[i]) * (ymax - ymin));
    }
    cout << ans << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:70:30: error: 'y' was not declared in this scope
   70 |             ymin = min(ymin, y[j]);
      |                              ^
a.cc:73:25: error: 'x' was not declared in this scope
   73 |         ans = max(ans, (x[i + K - 1] - x[i]) * (ymax - ymin));
      |                         ^
Language: C++

#include <iostream>
#include <cstdio>
#include <string>
#include <algorithm>
#include <utility>
#include <cmath>
#include <vector>
#include <queue>
#define rep(i, n) for(int i = 0; i < n; i++)
using namespace std;
typedef long long ll;
ll mod = 1000000007;

int main() {
    int n, k;
    cin >> n >> k;
    vector<int> x(n), y(n);
    vector<int> xary, yary; 
    rep(i, n) {
        cin >> x[i] >> y[i];
        xary.push_back(x[i]);
        yary.push_back(y[i]);
    }
    sort(xary.begin(), xary.end());
    sort(yary.begin(), yary.end());

    ll ans = (ll)(xary[n-1] - xary[0])*(yary[n-1] - yary[0]);   //あり得る最大の長方形で初期化
    rep(xi, n) { //長方形の左辺のx座標
        for(int xj = xi + 1; xj < n; xj++) { //長方形の右辺のx座標
            rep(yi, n) {　//長方形の下辺のy座標
                for(int yj = yi + 1; yj < n; yj++) { //長方形の上辺のy座標

                    int num = 0;    //長方形に含まれる点の個数
                    ll lx = xary[xi];
                    ll rx = xary[xj];
                    ll by = yary[yi];
                    ll uy = yary[yj];

                    rep(i, n) {
                        if(lx <= x[i] && x[i] <= rx && by <= y[i] && y[i] <= uy) {
                            num++;
                        }
                    }

                    if(k <= num) {
                        ans = min(ans, 1LL * (rx - lx) * (uy - by));
                    }
                }
            }
        }
    }
    
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc:30:25: error: extended character 　 is not valid in an identifier
   30 |             rep(yi, n) {　//長方形の下辺のy座標
      |                         ^
a.cc: In function 'int main()':
a.cc:30:25: error: '\U00003000' was not declared in this scope
   30 |             rep(yi, n) {　//長方形の下辺のy座標
      |                         ^~
a.cc:31:38: error: 'yj' was not declared in this scope; did you mean 'yi'?
   31 |                 for(int yj = yi + 1; yj < n; yj++) { //長方形の上辺のy座標
      |                                      ^~
      |                                      yi
Language: C++

#include <bits/stdc++.h>
#define REP(i,n) for(int i=0;i<n;i++)
#define REPP(i,n) for(int i=1;i<=n;i++)
const double PI = acos(-1);
const double EPS = 1e-15;
long long INF=LLONG_MAX;
#define i_7 (long long)(1E9+7)
long mod(long a){
    long long c=a%i_7;
    if(c>=0)return c;
    return c+i_7;
}
using namespace std;
bool prime(int n){
  if(n==1){
    return false;
  }else if(n==2){
    return true;
  }else{
    for(int i=2;i<=sqrt(n);i++){
      if(n%i==0){
        return false;
      }
    }
    return true;
  }
}

long long gcd(long long a, long long b){
  if(a<b){
    swap(a,b);
  }
  if(a%b==0){
    return b;
  }else{
    return gcd(b,a%b);
  }
}
 
long long lcm(long long x, long long y){
  return (x/gcd(x,y))*y;
}
 
class UnionFind {
    public:
    //各頂点の親の番号を格納する。その頂点自身が親だった場合は-(その集合のサイズ)を入れる。
    vector<int> Parent;
    
    //クラスを作るときは、Parentの値を全て-1にする。
    //以下のようにすると全てバラバラの頂点として解釈できる。
    UnionFind(int N) {
        Parent = vector<int>(N, -1);
    }
    
    //Aがどのグループに属しているか調べる
    int root(int A) {
        if (Parent[A] < 0) return A;
        return Parent[A] = root(Parent[A]);
    }
    
    //自分のいるグループの頂点数を調べる
    int size(int A) {
        return -Parent[root(A)];//先祖をrootで取っておきたい。
    }
    
    //AとBをくっ付ける
    bool connect(int A, int B) {
        //AとBを直接つなぐのではなく、root(A)にroot(B)をくっつける
        A = root(A);
        B = root(B);
        if (A == B) {
            //すでにくっついてるからくっ付けない
            return false;
        }
        
        //大きい方(A)に小さいほう(B)をくっ付けたい
        //大小が逆だったらAとBをひっくり返す。
        if (size(A) < size(B)) swap(A, B);
        
        //Aのサイズを更新する
        Parent[A] += Parent[B];
        //Bの親をAに変更する
        Parent[B] = A;
        
        return true;
    }
};

int main(){
  int n,k;
  cin>>n>>k;
  long long x[n],y[n];
  REP(i,n){
    cin>>x[i]>>y[i];
  }
  
  vector<pair<long long,long long>> pos;
  REP(i,n){
    pos.push_back(make_pair(x[i],y[i]));
  }
  sort(pos.begin(),pos.end());
  long long dx;
  //vector<long long> temp;
  //long long u,d;
  long long ans=INF;
  vecor<long long> ytemp;
  REP(i,n-k+1){
    for(int j=i+k-1;j<n;j++){
      dx = pos[j].first-pos[i].first;
      //u = LLONG_MIN;
      //d = INF; 
      ytemp.clear();
      for(int l=i;l<=j;l++){
        ytemp.push_back(pos[l].second);
      }
      sort(ytemp.begin(),ytemp.end());
      for(int l=0;l+k-1<=j-i+1;l++){
        ans = min(ans,dx*(ytemp[l+k-1]-ytemp[l]));
      }
    }
  }
  cout<<ans<<endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:106:3: error: 'vecor' was not declared in this scope
  106 |   vecor<long long> ytemp;
      |   ^~~~~
a.cc:106:9: error: expected primary-expression before 'long'
  106 |   vecor<long long> ytemp;
      |         ^~~~
a.cc:112:7: error: 'ytemp' was not declared in this scope; did you mean 'mktemp'?
  112 |       ytemp.clear();
      |       ^~~~~
      |       mktemp