Submission #685009

#	Time	Username	Problem	Language	Result	Execution time	Memory
685009		moonhero	Newspapers (CEOI21_newspapers)	C++14	4 / 100	1 ms	224 KiB

newspapers

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

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    int n, m; cin >> n >> m;
    for (int i = 1; i <= m; i++) {
        int u, v; cin >> u >> v;
    } cout << "YES\n";
    cout << 2 * n << '\n';
    for (int i = 1; i <= n; i++) cout << i << ' ' << i << ' ';
    return 0;
}

• Subtask 1: 0 / 12
• Subtask 2: 4 / 8
• Subtask 3: 0 / 80