#include <iostream>
using namespace std;
#define YES cout << "YES" << endl
#define NO cout << "NO" << endl

int main(void){
    string s;
    cin >> s;
    bool Isfsf = false;
    for (int i = 0; i < (int)s.size()-2; i++) {
        if (s.substr(i, 3) == "575") Isfsf = true;
    }
    Isfsf ? YES : NO;
}