import java.util.Scanner;

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

    System.out.println(H%A == 0 ? H/A : H/A + 1);
  }
} import java.util.Scanner; Scanner java.util public class Main {
  public static void main(String[] args) {
    Scanner scan = new Scanner(System.in);
    int H = scan.nextInt();
    int A = scan.nextInt();
    scan.close();

    System.out.println(H%A == 0 ? H/A : H/A + 1);
  }
} Main public static void main(String[] args) {
    Scanner scan = new Scanner(System.in);
    int H = scan.nextInt();
    int A = scan.nextInt();
    scan.close();

    System.out.println(H%A == 0 ? H/A : H/A + 1);
  } main {
    Scanner scan = new Scanner(System.in);
    int H = scan.nextInt();
    int A = scan.nextInt();
    scan.close();

    System.out.println(H%A == 0 ? H/A : H/A + 1);
  } Scanner scan = new Scanner(System.in); scan new Scanner(System.in) int H = scan.nextInt(); H scan.nextInt() scan.nextInt scan int A = scan.nextInt(); A scan.nextInt() scan.nextInt scan scan.close() scan.close scan System.out.println(H%A == 0 ? H/A : H/A + 1) System.out.println System.out System System.out H%A == 0 ? H/A : H/A + 1 H%A == 0 H%A H A 0 H/A H A H/A + 1 H/A H A 1 String[] args args public class Main {
  public static void main(String[] args) {
    Scanner scan = new Scanner(System.in);
    int H = scan.nextInt();
    int A = scan.nextInt();
    scan.close();

    System.out.println(H%A == 0 ? H/A : H/A + 1);
  }
} public class Main {
  public static void main(String[] args) {
    Scanner scan = new Scanner(System.in);
    int H = scan.nextInt();
    int A = scan.nextInt();
    scan.close();

    System.out.println(H%A == 0 ? H/A : H/A + 1);
  }
} Main
import java.util.Scanner;

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

    System.out.println(H%A == 0 ? H/A : H/A + 1);
  }
}