import java.util.Scanner;

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

    int h = sc.nextInt();
    int a = sc.nextInt();

    int remainder = h % a;
    int x = (int)(h/a);

    if( remainder > 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 h = sc.nextInt();
    int a = sc.nextInt();

    int remainder = h % a;
    int x = (int)(h/a);

    if( remainder > 0 ){
      x++;
    }
    
    System.out.println(x);
  }
} Main public static void main(String[] args){
    Scanner sc = new Scanner(System.in);

    int h = sc.nextInt();
    int a = sc.nextInt();

    int remainder = h % a;
    int x = (int)(h/a);

    if( remainder > 0 ){
      x++;
    }
    
    System.out.println(x);
  } main {
    Scanner sc = new Scanner(System.in);

    int h = sc.nextInt();
    int a = sc.nextInt();

    int remainder = h % a;
    int x = (int)(h/a);

    if( remainder > 0 ){
      x++;
    }
    
    System.out.println(x);
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int h = sc.nextInt(); h sc.nextInt() sc.nextInt sc int a = sc.nextInt(); a sc.nextInt() sc.nextInt sc int remainder = h % a; remainder h % a h a int x = (int)(h/a); x (int)(h/a) h a if( remainder > 0 ){
      x++;
    } remainder > 0 remainder 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 h = sc.nextInt();
    int a = sc.nextInt();

    int remainder = h % a;
    int x = (int)(h/a);

    if( remainder > 0 ){
      x++;
    }
    
    System.out.println(x);
  }
} public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);

    int h = sc.nextInt();
    int a = sc.nextInt();

    int remainder = h % a;
    int x = (int)(h/a);

    if( remainder > 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 h = sc.nextInt();
    int a = sc.nextInt();

    int remainder = h % a;
    int x = (int)(h/a);

    if( remainder > 0 ){
      x++;
    }
    
    System.out.println(x);
  }
}
