using System;

class Program
{
    static void Main(string[] args)
    {
        string s = Console.ReadLine();
        string[] t = s.Split(' ');

        int a = int.Parse(t[0]);
        int b = int.Parse(t[1]);

        int c = a / b + 1;

        Console.WriteLine(c.ToString());
        Console.ReadLine();
    }
}