#include <bits/stdc++.h>

using namespace std;


int main(){

    int a, b, c, d, e, f, g;
    cin >> a >> b >> c >> d >> e >> f >> g;

    int sum = 0;
    sum += 500*a;
    sum += 100*b;
    sum += 50*c;
    sum += 10*d;
    sum += 5*e;
    sum += f;
    if(sum == g) {
        cout << "YES" << endl;
    }
    else{
        cout << "NO" << endl;
    }


    return 0;
}