Submission #4038728

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
typedef pair<int,int> P;
 
const int INF = 1e9;
const int mod = 1e9+7;
const double EPS = 1e-10;
const double PI = acos(-1.0);

int main()
{
    int n,n1,n2,n3;
    cin >> n >> n1 >> n2 >> n3;
    int flag = 0;
    for(int i = 0; i < 100; i++){
        if(n-3 == n1 || n-3 == n2 || n-3 == n3){
            if(n-2 == n1 || n-2 == n2 || n-2 == n3){
                if(n-1 == n1 || n-1 == n2 || n-1 == n3){
                    cout << "YES" << endl;
                    return 0;
                }else n -= 1;
            }else n -= 2;
        }else n -= 3;
    }

    cout << (n <= 0 ? "YES" : "NO") << endl;

    return 0;
}

Submission Info

Judge Result