using System.Numerics;

public class Program
{
    public static void Main()
    {

        //BigInteger num = BigInteger.Parse(Console.ReadLine() ?? string.Empty);
        int num = int.Parse(Console.ReadLine() ?? string.Empty);
        int num2 = int.Parse(Console.ReadLine() ?? string.Empty);
        //string[] moji = (Console.ReadLine() ?? string.Empty).Trim().Split(' ');
        //string str = Console.ReadLine() ?? string.Empty;

        int y = 0;
        for (int i = num2;i >=1;i--)
        {
            double d = Math.Pow(i, 2);

            y = num/(int)d;

            num -= y;
        }
        Console.WriteLine(y);


    }
}