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

namespace test
{
    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("{0}", c);


        }

    }
}