import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		int n = s.indexOf("575");
		if(n != -1) {
			System.out.println("YES");
		} else {
			System.out.println("NO");
		}
	}
}