using System;

public class Program {
	public void Solve() {
		string s = Console.ReadLine();
		for (int i = 2; i < s.Length; i++) {
			if (s.Substring(i - 2, 3).Equals("575")) {
				Console.WriteLine("YES");
				return;
			}
		}
		Console.WriteLine("NO");
	}
	
	public static void Main(string[] args) {
		Program program = new Program();
		program.Solve();
	}
}