Submission #534937

#	Time	Username	Problem	Language	Result	Execution time	Memory
534937		Karuk	Newspapers (CEOI21_newspapers)	C++14	0 / 100	1 ms	296 KiB

newspapers

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int n,m;
    cin>>n>>m;
    for(int i=0;i<m;i++)
    {
        int x,y;
        cin>>x>>y;
    }
    if(m==n-1)cout<<"YES \n 0";
    else cout<<"NO";
    return 0;
}

• Subtask 1: 0 / 12
• Subtask 2: 0 / 8
• Subtask 3: 0 / 80