import java.util.Scanner;

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

    int noOfAttack = health / power;
    if (health % power > 0)
      noOfAttack++;

    System.out.println(noOfAttack);
  }
} import java.util.Scanner; Scanner java.util class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int health = sc.nextInt();
    int power = sc.nextInt();

    int noOfAttack = health / power;
    if (health % power > 0)
      noOfAttack++;

    System.out.println(noOfAttack);
  }
} Main public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int health = sc.nextInt();
    int power = sc.nextInt();

    int noOfAttack = health / power;
    if (health % power > 0)
      noOfAttack++;

    System.out.println(noOfAttack);
  } main {
    Scanner sc = new Scanner(System.in);
    int health = sc.nextInt();
    int power = sc.nextInt();

    int noOfAttack = health / power;
    if (health % power > 0)
      noOfAttack++;

    System.out.println(noOfAttack);
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int health = sc.nextInt(); health sc.nextInt() sc.nextInt sc int power = sc.nextInt(); power sc.nextInt() sc.nextInt sc int noOfAttack = health / power; noOfAttack health / power health power if (health % power > 0)
      noOfAttack++; health % power > 0 health % power health power 0 noOfAttack++ noOfAttack System.out.println(noOfAttack) System.out.println System.out System System.out noOfAttack String[] args args
import java.util.Scanner;

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

    int noOfAttack = health / power;
    if (health % power > 0)
      noOfAttack++;

    System.out.println(noOfAttack);
  }
}