import java.util.*;

public class Main {
    public static void main(String[] args){
        Scanner scan = new Scanner( System.in );

        int health = Integer.parseInt(scan.next()); 
        int attack = Integer.parseInt(scan.next());

        if( health % attack == 0 ){
            System.out.println( health/attack );
        }else{
            System.out.println( health/attack + 1);
        }
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args){
        Scanner scan = new Scanner( System.in );

        int health = Integer.parseInt(scan.next()); 
        int attack = Integer.parseInt(scan.next());

        if( health % attack == 0 ){
            System.out.println( health/attack );
        }else{
            System.out.println( health/attack + 1);
        }
    }
} Main public static void main(String[] args){
        Scanner scan = new Scanner( System.in );

        int health = Integer.parseInt(scan.next()); 
        int attack = Integer.parseInt(scan.next());

        if( health % attack == 0 ){
            System.out.println( health/attack );
        }else{
            System.out.println( health/attack + 1);
        }
    } main {
        Scanner scan = new Scanner( System.in );

        int health = Integer.parseInt(scan.next()); 
        int attack = Integer.parseInt(scan.next());

        if( health % attack == 0 ){
            System.out.println( health/attack );
        }else{
            System.out.println( health/attack + 1);
        }
    } Scanner scan = new Scanner( System.in ); scan new Scanner( System.in ) int health = Integer.parseInt(scan.next()); health Integer.parseInt(scan.next()) Integer.parseInt Integer scan.next() scan.next scan int attack = Integer.parseInt(scan.next()); attack Integer.parseInt(scan.next()) Integer.parseInt Integer scan.next() scan.next scan if( health % attack == 0 ){
            System.out.println( health/attack );
        }else{
            System.out.println( health/attack + 1);
        } health % attack == 0 health % attack health attack 0 {
            System.out.println( health/attack );
        } System.out.println( health/attack ) System.out.println System.out System System.out health/attack health attack {
            System.out.println( health/attack + 1);
        } System.out.println( health/attack + 1) System.out.println System.out System System.out health/attack + 1 health/attack health attack 1 String[] args args public class Main {
    public static void main(String[] args){
        Scanner scan = new Scanner( System.in );

        int health = Integer.parseInt(scan.next()); 
        int attack = Integer.parseInt(scan.next());

        if( health % attack == 0 ){
            System.out.println( health/attack );
        }else{
            System.out.println( health/attack + 1);
        }
    }
} public class Main {
    public static void main(String[] args){
        Scanner scan = new Scanner( System.in );

        int health = Integer.parseInt(scan.next()); 
        int attack = Integer.parseInt(scan.next());

        if( health % attack == 0 ){
            System.out.println( health/attack );
        }else{
            System.out.println( health/attack + 1);
        }
    }
} Main
import java.util.*;

public class Main {
    public static void main(String[] args){
        Scanner scan = new Scanner( System.in );

        int health = Integer.parseInt(scan.next()); 
        int attack = Integer.parseInt(scan.next());

        if( health % attack == 0 ){
            System.out.println( health/attack );
        }else{
            System.out.println( health/attack + 1);
        }
    }
}