import java.io.PrintWriter;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        PrintWriter pw = new PrintWriter(System.out);
        int h = Integer.parseInt(scanner.next());
        int a = Integer.parseInt(scanner.next());
        int i = 0;
        while (h > 0) {
            h = h - a;
            i++;
        }
        pw.println(i);
        pw.flush();
    }
} import java.io.PrintWriter; PrintWriter java.io import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        PrintWriter pw = new PrintWriter(System.out);
        int h = Integer.parseInt(scanner.next());
        int a = Integer.parseInt(scanner.next());
        int i = 0;
        while (h > 0) {
            h = h - a;
            i++;
        }
        pw.println(i);
        pw.flush();
    }
} Main public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        PrintWriter pw = new PrintWriter(System.out);
        int h = Integer.parseInt(scanner.next());
        int a = Integer.parseInt(scanner.next());
        int i = 0;
        while (h > 0) {
            h = h - a;
            i++;
        }
        pw.println(i);
        pw.flush();
    } main {
        Scanner scanner = new Scanner(System.in);
        PrintWriter pw = new PrintWriter(System.out);
        int h = Integer.parseInt(scanner.next());
        int a = Integer.parseInt(scanner.next());
        int i = 0;
        while (h > 0) {
            h = h - a;
            i++;
        }
        pw.println(i);
        pw.flush();
    } Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) PrintWriter pw = new PrintWriter(System.out); pw new PrintWriter(System.out) int h = Integer.parseInt(scanner.next()); h Integer.parseInt(scanner.next()) Integer.parseInt Integer scanner.next() scanner.next scanner int a = Integer.parseInt(scanner.next()); a Integer.parseInt(scanner.next()) Integer.parseInt Integer scanner.next() scanner.next scanner int i = 0; i 0 while (h > 0) {
            h = h - a;
            i++;
        } h > 0 h 0 {
            h = h - a;
            i++;
        } h = h - a h h - a h a i++ i pw.println(i) pw.println pw i pw.flush() pw.flush pw String[] args args public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        PrintWriter pw = new PrintWriter(System.out);
        int h = Integer.parseInt(scanner.next());
        int a = Integer.parseInt(scanner.next());
        int i = 0;
        while (h > 0) {
            h = h - a;
            i++;
        }
        pw.println(i);
        pw.flush();
    }
} public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        PrintWriter pw = new PrintWriter(System.out);
        int h = Integer.parseInt(scanner.next());
        int a = Integer.parseInt(scanner.next());
        int i = 0;
        while (h > 0) {
            h = h - a;
            i++;
        }
        pw.println(i);
        pw.flush();
    }
} Main
import java.io.PrintWriter;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        PrintWriter pw = new PrintWriter(System.out);
        int h = Integer.parseInt(scanner.next());
        int a = Integer.parseInt(scanner.next());
        int i = 0;
        while (h > 0) {
            h = h - a;
            i++;
        }
        pw.println(i);
        pw.flush();
    }
}