import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        new Main();
    }

    public Main() {
        Scanner sc = new Scanner(System.in);
        int H = Integer.parseInt(sc.next());
        int A = Integer.parseInt(sc.next());
        int remainder = H % A;
        int n = H / A;
        System.out.println(remainder > 0 ? n + 1 : n);
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        new Main();
    }

    public Main() {
        Scanner sc = new Scanner(System.in);
        int H = Integer.parseInt(sc.next());
        int A = Integer.parseInt(sc.next());
        int remainder = H % A;
        int n = H / A;
        System.out.println(remainder > 0 ? n + 1 : n);
    }
} Main public static void main(String[] args) {
        new Main();
    } main {
        new Main();
    } new Main() String[] args args public Main() {
        Scanner sc = new Scanner(System.in);
        int H = Integer.parseInt(sc.next());
        int A = Integer.parseInt(sc.next());
        int remainder = H % A;
        int n = H / A;
        System.out.println(remainder > 0 ? n + 1 : n);
    } Main {
        Scanner sc = new Scanner(System.in);
        int H = Integer.parseInt(sc.next());
        int A = Integer.parseInt(sc.next());
        int remainder = H % A;
        int n = H / A;
        System.out.println(remainder > 0 ? n + 1 : n);
    } 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 int remainder = H % A; remainder H % A H A int n = H / A; n H / A H A System.out.println(remainder > 0 ? n + 1 : n) System.out.println System.out System System.out remainder > 0 ? n + 1 : n remainder > 0 remainder 0 n + 1 n 1 n public class Main {
    public static void main(String[] args) {
        new Main();
    }

    public Main() {
        Scanner sc = new Scanner(System.in);
        int H = Integer.parseInt(sc.next());
        int A = Integer.parseInt(sc.next());
        int remainder = H % A;
        int n = H / A;
        System.out.println(remainder > 0 ? n + 1 : n);
    }
} public class Main {
    public static void main(String[] args) {
        new Main();
    }

    public Main() {
        Scanner sc = new Scanner(System.in);
        int H = Integer.parseInt(sc.next());
        int A = Integer.parseInt(sc.next());
        int remainder = H % A;
        int n = H / A;
        System.out.println(remainder > 0 ? n + 1 : n);
    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        new Main();
    }

    public Main() {
        Scanner sc = new Scanner(System.in);
        int H = Integer.parseInt(sc.next());
        int A = Integer.parseInt(sc.next());
        int remainder = H % A;
        int n = H / A;
        System.out.println(remainder > 0 ? n + 1 : n);
    }
}
