Submission #2236474


Source Code Expand

#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
typedef pair<int,int> P;
const ll MOD=1000000007;
const ll INF=1000000000000LL;
const int MAX=100001;
const double EPS=1e-10;
int main(){
    int n,m;
    cin>>n>>m;
    int c[100010]={};
    for(int i=0;i<m;i++){
        int a,b;
        cin>>a>>b;
        c[a]++;
        c[b]++;
    }
    for(int i=1;i<=n;i++){
        if(c[i]%2){
            cout<<"NO"<<endl;
            return 0;
        }
    }
    cout<<"YES"<<endl;
}

Submission Info

Submission Time
Task B - Unplanned Queries
User TAISA_
Language C++14 (GCC 5.4.1)
Score 500
Code Size 525 Byte
Status AC
Exec Time 74 ms
Memory 640 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 500 / 500
Status
AC × 2
AC × 20
Set Name Test Cases
Sample sample1.txt, sample2.txt
All sample1.txt, sample2.txt, in1.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in2.txt, in3.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt
Case Name Status Exec Time Memory
in1.txt AC 69 ms 640 KB
in10.txt AC 71 ms 640 KB
in11.txt AC 60 ms 640 KB
in12.txt AC 71 ms 640 KB
in13.txt AC 69 ms 640 KB
in14.txt AC 71 ms 640 KB
in15.txt AC 1 ms 640 KB
in16.txt AC 1 ms 640 KB
in2.txt AC 71 ms 640 KB
in3.txt AC 74 ms 640 KB
in4.txt AC 70 ms 640 KB
in5.txt AC 71 ms 640 KB
in6.txt AC 69 ms 640 KB
in7.txt AC 71 ms 640 KB
in8.txt AC 70 ms 640 KB
in9.txt AC 71 ms 640 KB
sample1.txt AC 1 ms 640 KB
sample2.txt AC 1 ms 640 KB