using System;
public class Program
{
    static void Main()
    {
        string s = Console.ReadLine();
        string[] t = s.Split(' ');
        int A = int.Parse(t[0]);
        int B = int.Parse(t[1]);

        if (B % A == 0)
        {
            Console.WriteLine(B / A);
        }
        else
        {
            Console.WriteLine("NO");
        }

    }
}