import java.util.*;
public class Main {
	public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        // Random rand = new Random();

		// 整数の入力
        int hp= sc.nextInt();
        int attack = sc.nextInt();

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



    
	}
} import java.util.*; util.* java public class Main {
	public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        // Random rand = new Random();

		// 整数の入力
        int hp= sc.nextInt();
        int attack = sc.nextInt();

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



    
	}
} Main public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        // Random rand = new Random();

		// 整数の入力
        int hp= sc.nextInt();
        int attack = sc.nextInt();

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



    
	} main {
        Scanner sc = new Scanner(System.in);
        // Random rand = new Random();

		// 整数の入力
        int hp= sc.nextInt();
        int attack = sc.nextInt();

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



    
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int hp= sc.nextInt(); hp sc.nextInt() sc.nextInt sc int attack = sc.nextInt(); attack sc.nextInt() sc.nextInt sc int count = 0; count 0 if(hp % attack == 0){
            count = hp / attack;
        }else{
            count = (hp / attack) + 1;
        } hp % attack == 0 hp % attack hp attack 0 {
            count = hp / attack;
        } count = hp / attack count hp / attack hp attack {
            count = (hp / attack) + 1;
        } count = (hp / attack) + 1 count (hp / attack) + 1 (hp / attack) hp attack 1 System.out.println(count) System.out.println System.out System System.out count String[] args args public class Main {
	public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        // Random rand = new Random();

		// 整数の入力
        int hp= sc.nextInt();
        int attack = sc.nextInt();

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



    
	}
} public class Main {
	public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        // Random rand = new Random();

		// 整数の入力
        int hp= sc.nextInt();
        int attack = sc.nextInt();

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



    
	}
} Main
import java.util.*;
public class Main {
	public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        // Random rand = new Random();

		// 整数の入力
        int hp= sc.nextInt();
        int attack = sc.nextInt();

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



    
	}
}