using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace template
{
    class Program
    {
        static void Main(string[] args)
        {
            string s = Console.ReadLine();
            bool flag = false;
            for (int i = 0; i <= s.Length - 3; i++)
            {
                if (s.Substring(i, 3) == "575") flag = true;
            }
            Console.WriteLine(flag ? "YES" : "NO");
        }
    }
}