220262026-01-14 13:13:40BencuBizonyításcpp17Compilation error
#include <bits/stdc++.h>

using namespace std;
ifstream f("be.in");
int n,q;
bool a[501][501];
int main()
{
    std::sync_with_stdio(0);
    cin.tie(0);
    cin>>n>>q;
    for (int v=1; v<=q; v++) {
        int x,z,y;
        cin>>z>>x>>y;
        if (z==1) {
            
            a[x][y]=1;
            for (int i=1; i<=n; i++) {
                if (a[y][i]==1) {a[x][i]=1; for (int j=1; j<=n; j++) if (a[j][x]==1) a[j][i]=1;}
                if (a[i][x]==1) {a[i][y]=1; for (int j=1; j<=n; j++) if (a[y][j]==1) a[i][j]=1;}
            }
            
        }
        else {
            if (a[x][y]==1) cout<<"IGEN"<<endl;
            else cout<<"NEM"<<endl;
        }
    }
    return 0;
}
Compilation error
open /var/local/lib/isolate/443/box/a.out: no such file or directory
main.cpp: In function 'int main()':
main.cpp:9:10: error: 'sync_with_stdio' is not a member of 'std'
    9 |     std::sync_with_stdio(0);
      |          ^~~~~~~~~~~~~~~