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

namespace ConsoleApp17
{
    class Program
    {
        static void Main(string[] args)
        {
            List<int> sf = Console.ReadLine().Split().Select(int.Parse).ToList();
            int result = sf[0] / sf[1] + 1;

            Console.WriteLine(result);

            Console.ReadLine();

        }
    }
}