Submission #620924

#	Time	Username	Problem	Language	Result	Execution time	Memory
620924		berr	Newspapers (CEOI21_newspapers)	C++17	0 / 100	1 ms	340 KiB

newspapers

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

int32_t main()
{
    ios_base::sync_with_stdio(false); cin.tie(0);
    
    int n, m; cin>>n>>m;
    for(int i=0; i<m; i++)
    {
        int x, y; cin>>x>>y;
    }

    if(n==1) cout<<"YES\n"<<"1 1"<<"\n";
    else if(n==2) cout<<"YES\n"<<"2 1 1"<<"\n";
    else
    {
    cout<<"YES\n"<<n*2-2<<" \n";
    for(int i=2; i<n; i++)
    {
        cout<<i<<" "<<i<<" "; 
    }
}
}

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