import java.util.Scanner;
import java.lang.Math;
public class Main {
    public static void main(String[] args){
        Scanner scan=new Scanner(System.in);
        int h=scan.nextInt(),a=scan.nextInt(),total=0;
        while (h>0){
      		h-=a;
      		total+=1;}
      System.out.println(total);
        }
    } import java.util.Scanner; Scanner java.util import java.lang.Math; Math java.lang public class Main {
    public static void main(String[] args){
        Scanner scan=new Scanner(System.in);
        int h=scan.nextInt(),a=scan.nextInt(),total=0;
        while (h>0){
      		h-=a;
      		total+=1;}
      System.out.println(total);
        }
    } Main public static void main(String[] args){
        Scanner scan=new Scanner(System.in);
        int h=scan.nextInt(),a=scan.nextInt(),total=0;
        while (h>0){
      		h-=a;
      		total+=1;}
      System.out.println(total);
        } main {
        Scanner scan=new Scanner(System.in);
        int h=scan.nextInt(),a=scan.nextInt(),total=0;
        while (h>0){
      		h-=a;
      		total+=1;}
      System.out.println(total);
        } Scanner scan=new Scanner(System.in); scan new Scanner(System.in) int h=scan.nextInt() h scan.nextInt() scan.nextInt scan a=scan.nextInt() a scan.nextInt() scan.nextInt scan total=0; total 0 while (h>0){
      		h-=a;
      		total+=1;} h>0 h 0 {
      		h-=a;
      		total+=1;} h-=a h a total+=1 total 1 System.out.println(total) System.out.println System.out System System.out total String[] args args public class Main {
    public static void main(String[] args){
        Scanner scan=new Scanner(System.in);
        int h=scan.nextInt(),a=scan.nextInt(),total=0;
        while (h>0){
      		h-=a;
      		total+=1;}
      System.out.println(total);
        }
    } public class Main {
    public static void main(String[] args){
        Scanner scan=new Scanner(System.in);
        int h=scan.nextInt(),a=scan.nextInt(),total=0;
        while (h>0){
      		h-=a;
      		total+=1;}
      System.out.println(total);
        }
    } Main
import java.util.Scanner;
import java.lang.Math;
public class Main {
    public static void main(String[] args){
        Scanner scan=new Scanner(System.in);
        int h=scan.nextInt(),a=scan.nextInt(),total=0;
        while (h>0){
      		h-=a;
      		total+=1;}
      System.out.println(total);
        }
    }
