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Submission #620951

# Submission time Handle Problem Language Result Execution time Memory
620951 2022-08-03T10:35:11 Z berr Newspapers (CEOI21_newspapers) C++17
4 / 100
 1 ms 340 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
vector<int> adj[1005], vis(1005);
int flag=1;

void dfs(int x, int y)
{
    vis[x]=1;
    for(auto i: adj[x])
    {
        if(i==y) continue;
        else if(vis[i]==1)
        {
            flag=0;

        }
        else dfs(i, x);
    }
    vis[x]=2;
}
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;
       adj[x].push_back(y);
       adj[y].push_back(x);
    }

    dfs(1, 0);

    if(flag==0) cout<<"NO\n";
    else
    {
    cout<<"YES\n"<<"2 1 1\n";
    }
}

Subtask #1
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 340 KB Provide a successful but not optimal strategy.
2 Correct 0 ms 340 KB Output is correct
3 Partially correct 1 ms 340 KB Failed to provide a successful strategy.
4 Partially correct 1 ms 340 KB Failed to provide a successful strategy.
5 Correct 1 ms 340 KB Output is correct
6 Partially correct 0 ms 340 KB Failed to provide a successful strategy.
7 Correct 1 ms 340 KB Output is correct
8 Partially correct 0 ms 340 KB Failed to provide a successful strategy.
9 Incorrect 0 ms 340 KB Output isn't correct
10 Halted 0 ms 0 KB -

Subtask #2
4.0 / 8.0

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 340 KB Provide a successful but not optimal strategy.
2 Correct 0 ms 340 KB Output is correct
3 Partially correct 0 ms 340 KB Failed to provide a successful strategy.
4 Partially correct 0 ms 340 KB Failed to provide a successful strategy.
5 Partially correct 0 ms 340 KB Failed to provide a successful strategy.
6 Partially correct 0 ms 340 KB Failed to provide a successful strategy.
7 Partially correct 0 ms 340 KB Failed to provide a successful strategy.
8 Partially correct 1 ms 340 KB Failed to provide a successful strategy.
9 Partially correct 1 ms 340 KB Failed to provide a successful strategy.
10 Partially correct 1 ms 340 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 340 KB Failed to provide a successful strategy.
13 Partially correct 1 ms 340 KB Failed to provide a successful strategy.
14 Partially correct 1 ms 340 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 1 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

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 340 KB Provide a successful but not optimal strategy.
2 Correct 0 ms 340 KB Output is correct
3 Partially correct 1 ms 340 KB Failed to provide a successful strategy.
4 Partially correct 1 ms 340 KB Failed to provide a successful strategy.
5 Correct 1 ms 340 KB Output is correct
6 Partially correct 0 ms 340 KB Failed to provide a successful strategy.
7 Correct 1 ms 340 KB Output is correct
8 Partially correct 0 ms 340 KB Failed to provide a successful strategy.
9 Incorrect 0 ms 340 KB Output isn't correct
10 Halted 0 ms 0 KB -