using System;

class Program
{
    static void Main()
    {
        string[] input = Console.ReadLine().Split(' ');
        int a = int.Parse(input[0]);
        int b = int.Parse(input[1]);

        var result = b % a;

        if (result == 0)
        {
            Console.WriteLine(b / a);
        }
        else
        {
            Console.WriteLine("NO");
        }
    }
}