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답안 #713222

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
713222 2023-03-21T10:10:55 Z Pacybwoah Newspapers (CEOI21_newspapers) C++14
4 / 100
 2 ms 340 KB 
#include<iostream>
#include<vector>
using namespace std;
vector<vector<int>> graph;
int main(){
    int n,m;
    cin>>n>>m;
    int a,b;
    graph.resize(n+1);
    for(int i=0;i<m;i++){
        cin>>a>>b;
        graph[a].push_back(b);
        graph[b].push_back(a);
    }
    if(n==3||n==2){
        cout<<"YES\n2\n2 2";
    }
    else if(n==1){
        cout<<"YES\n1\n1";
    }
    else{
        cout<<"YES\n";
        cout<<(n-1)*2<<"\n";
        for(int i=2;i<=n;i++) cout<<i<<" "<<i<<" ";
    }
}

Subtask #1
0.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Partially correct 1 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 0 ms 212 KB Failed to provide a successful strategy.
6 Partially correct 0 ms 212 KB Failed to provide a successful strategy.
7 Incorrect 0 ms 212 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #2
4.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Partially correct 0 ms 212 KB Failed to provide a successful strategy.
5 Partially correct 0 ms 212 KB Failed to provide a successful strategy.
6 Partially correct 1 ms 292 KB Failed to provide a successful strategy.
7 Partially correct 1 ms 212 KB Failed to provide a successful strategy.
8 Partially correct 0 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 1 ms 340 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 340 KB Failed to provide a successful strategy.
16 Partially correct 1 ms 340 KB Failed to provide a successful strategy.
17 Partially correct 1 ms 340 KB Failed to provide a successful strategy.
18 Partially correct 1 ms 340 KB Failed to provide a successful strategy.
19 Partially correct 2 ms 340 KB Failed to provide a successful strategy.
20 Partially correct 1 ms 340 KB Failed to provide a successful strategy.

Subtask #3
0.0 / 80.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Partially correct 1 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 0 ms 212 KB Failed to provide a successful strategy.
6 Partially correct 0 ms 212 KB Failed to provide a successful strategy.
7 Incorrect 0 ms 212 KB Output isn't correct
8 Halted 0 ms 0 KB -