#include <bits/stdc++.h>
using namespace std;

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