#include <bits/stdc++.h>

using namespace std;

int main() {
    string s;
    cin >> s;
    int ssize = s.size();
    for (int i = 0; i < ssize - 2; i++) {
        if (s.substr(i, 3) == "575") {
            cout << "YES" << endl;
            return 0;
        }
    }
    cout << "NO" << endl;
    return 0;
}