#include <bits/stdc++.h>
using namespace std;
const int nmax = 1e3 + 5;
bool vec[nmax];
vector<int> g[nmax];
int main() {
int n, m;
cin >> n >> m;
if(m == n - 1) {
cout << "YES\n1\n1\n";
}
else if(m == n) {
for(int i = 0, x, y; i < m; i++) {
cin >> x >> y;
g[x].push_back(y);
g[y].push_back(x);
}
for(int i = 1; i <= n; i++) {
if(g[i].size() != 2) {
cout << "YES\n1\n1";
return 0;
}
}
cout << "NO\n";
}
else
cout << "YES\n1\n1\n";
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
3 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
4 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
5 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
6 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
9 |
Incorrect |
0 ms |
212 KB |
Output isn't correct |
10 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
3 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
4 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
5 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
6 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
7 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
8 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
9 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
10 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
11 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
12 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
13 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
14 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
15 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
16 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
17 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
18 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
19 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
20 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
3 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
4 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
5 |
Partially correct |
1 ms |
212 KB |
Failed to provide a successful strategy. |
6 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Partially correct |
0 ms |
212 KB |
Failed to provide a successful strategy. |
9 |
Incorrect |
0 ms |
212 KB |
Output isn't correct |
10 |
Halted |
0 ms |
0 KB |
- |