import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int h = Integer.parseInt(sc.next());
        int a = Integer.parseInt(sc.next());
        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) {
        Scanner sc = new Scanner(System.in);
        int h = Integer.parseInt(sc.next());
        int a = Integer.parseInt(sc.next());
        if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        }
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int h = Integer.parseInt(sc.next());
        int a = Integer.parseInt(sc.next());
        if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        }
    } main {
        Scanner sc = new Scanner(System.in);
        int h = Integer.parseInt(sc.next());
        int a = Integer.parseInt(sc.next());
        if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        }
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int h = Integer.parseInt(sc.next()); h Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int a = Integer.parseInt(sc.next()); a Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next 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) {
        Scanner sc = new Scanner(System.in);
        int h = Integer.parseInt(sc.next());
        int a = Integer.parseInt(sc.next());
        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) {
        Scanner sc = new Scanner(System.in);
        int h = Integer.parseInt(sc.next());
        int a = Integer.parseInt(sc.next());
        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) {
        Scanner sc = new Scanner(System.in);
        int h = Integer.parseInt(sc.next());
        int a = Integer.parseInt(sc.next());
        if (h % a == 0) {
            System.out.println(h / a);
        } else {
            System.out.println(h / a + 1);
        }
    }
}
