/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this emplate file, choose Tools | Templates
 * and open the template in the editor.
 */
import java.util.*;
/**
 *
 * @author naoyagonda
 */
public class Main {
    public static void main(String[] args){
    Scanner scanner = new Scanner(System.in);
    int input1 = scanner.nextInt();
    int input2 = scanner.nextInt();
    int a=input1,b=0;
    while(true){
	a=a-input2;
	b++;
    if(a<=0) break;
    }
    System.out.println(b);
    }
    
}
/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