import java.util.Scanner;

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

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