#define _CRT_SECURE_NO_WARNINGS
#include<iostream>
#include<cstdio>
#include<cstdlib>
#include<string>
#include<algorithm>
#include<cmath>
#include<queue>
#include<vector>
#include<stack>
using namespace std;

#define REP(i,n) for(int i=0;(i)<(n);(i)++)
#define ll long long

int main() {
	string S;
	cin >> S;

	int len = S.length();

	
	REP(i, len - 2) {
		if (S.substr(i, 3) == "575") {
			cout << "YES" << endl;
			return 0;
		}
	}

	cout << "NO" << endl;
	return 0;
}