

import java.util.*;
import java.lang.*;

public class Main{
    public static void main(String[] args)
    {
        double i,j,k=0;
        int m;
        Scanner sc =new Scanner(System.in);
        i=sc.nextLong();
        j=sc.nextLong();
        k=i/j;
        m=(int)(Math.ceil(k));
        System.out.println(m);
    }
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz