oj.uz

Submission #811926

# Submission time Handle Problem Language Result Execution time Memory
811926 2023-08-07T06:28:07 Z t6twotwo Newspapers (CEOI21_newspapers) C++17
4 / 100
 1 ms 308 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define FFOR(i,a,b,c) for(int i=(a);(c)>0?i<=(b):i>=(b);i+=(c))
#define FOOR(i,a,b) FFOR(i,a,b-1,1)
#define ROOF(i,a,b) FFOR(i,b-1,a,-1)
#define FOR(i,n) FOOR(i,0,n)
#define ROF(i,n) ROOF(i,0,n)
#define FORR(x,v) for(auto &x:v)
#define all(v) (v).begin(),(v).end()
#define lla(v) (v).rbegin(),(v).rend()
#define sz(v) (int)((v).size())
#define vc vector
#define pb push_back
#define ppb pop_back
#define bk back()
#define fr front()
#define pp pop()
#define eb emplace_back
#define lb lower_bound
#define ub upper_bound
#define bg begin()
#define en end()
#define em empty()
#define f first
#define s second
int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int N,M;
    cin>>N>>M;
    vc<int> deg(N);
    FOR(i,M){
        int x,y;
        cin>>x>>y;
        x--,y--;
        deg[x]++;
        deg[y]++;
    }
    if(M>N-1){
        cout<<"NO\n";
        return 0;
    }
    FORR(x,deg){
        if(x>3){
            cout<<"NO\n";
            return 0;
        }
    }
    cout<<"YES\n1\n1";
    return 6/22;
}

Subtask #1
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 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 0 ms 212 KB Failed to provide a successful strategy.
6 Incorrect 0 ms 212 KB Output isn't correct
7 Halted 0 ms 0 KB -

Subtask #2
4.0 / 8.0

# Verdict Execution time Memory 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 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 0 ms 212 KB Failed to provide a successful strategy.
9 Partially correct 1 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 308 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 0 ms 212 KB Failed to provide a successful strategy.
16 Partially correct 1 ms 212 KB Failed to provide a successful strategy.
17 Partially correct 1 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 0 ms 212 KB Failed to provide a successful strategy.
20 Partially correct 1 ms 212 KB Failed to provide a successful strategy.

Subtask #3
0.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 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 0 ms 212 KB Failed to provide a successful strategy.
6 Incorrect 0 ms 212 KB Output isn't correct
7 Halted 0 ms 0 KB -