import java.util.Scanner;

public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int HP = sc.nextInt();
    int AT = sc.nextInt();
    int X = HP/AT;
    
    if(HP%AT != 0){
      X++;
    }
    System.out.println(X);
  }
} import java.util.Scanner; Scanner java.util public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int HP = sc.nextInt();
    int AT = sc.nextInt();
    int X = HP/AT;
    
    if(HP%AT != 0){
      X++;
    }
    System.out.println(X);
  }
} Main public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int HP = sc.nextInt();
    int AT = sc.nextInt();
    int X = HP/AT;
    
    if(HP%AT != 0){
      X++;
    }
    System.out.println(X);
  } main {
    Scanner sc = new Scanner(System.in);
    int HP = sc.nextInt();
    int AT = sc.nextInt();
    int X = HP/AT;
    
    if(HP%AT != 0){
      X++;
    }
    System.out.println(X);
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int HP = sc.nextInt(); HP sc.nextInt() sc.nextInt sc int AT = sc.nextInt(); AT sc.nextInt() sc.nextInt sc int X = HP/AT; X HP/AT HP AT if(HP%AT != 0){
      X++;
    } HP%AT != 0 HP%AT HP AT 0 {
      X++;
    } X++ X System.out.println(X) System.out.println System.out System System.out X String[] args args public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int HP = sc.nextInt();
    int AT = sc.nextInt();
    int X = HP/AT;
    
    if(HP%AT != 0){
      X++;
    }
    System.out.println(X);
  }
} public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int HP = sc.nextInt();
    int AT = sc.nextInt();
    int X = HP/AT;
    
    if(HP%AT != 0){
      X++;
    }
    System.out.println(X);
  }
} Main
import java.util.Scanner;

public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int HP = sc.nextInt();
    int AT = sc.nextInt();
    int X = HP/AT;
    
    if(HP%AT != 0){
      X++;
    }
    System.out.println(X);
  }
}