import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        }
    }

} import java.util.Scanner; Scanner java.util public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        }
    }

} Main public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        }
    } main {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        }
    } @SuppressWarnings("resource")
        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 if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        } h % a == 0 h % a h a 0 {
            System.out.println(h / a);
        } System.out.println(h / a) System.out.println System.out System System.out h / a h a {
            System.out.println(h / a + 1);
        } System.out.println(h / a + 1) System.out.println System.out System System.out h / a + 1 h / a h a 1 String[] args args public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        }
    }

} public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        }
    }

} Main
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        }
    }

}
