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

namespace N
{
    class P
    {
        static void Main(string[] args)
        {
            string [] CSL = Console.ReadLine().Split();
            int A = int.Parse(CSL[0]);
            int B = int.Parse(CSL[1]);

            double C = 1.0*A / B;
            int Ans = A/B;
            if (!(C==0))
            {
                Ans++;
            }

            Console.WriteLine(Ans);
        }
    }
}