
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		System.out.println(solve());
	}

	public static int solve() {
		Scanner sc = new Scanner(System.in);
		int H = sc.nextInt();
		int A = sc.nextInt();
		int res = H / A;
		
		return H % A == 0 ? res : res + 1;
	}
} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		System.out.println(solve());
	}

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

	public static void main(String[] args) {
		System.out.println(solve());
	}

	public static int solve() {
		Scanner sc = new Scanner(System.in);
		int H = sc.nextInt();
		int A = sc.nextInt();
		int res = H / A;
		
		return H % A == 0 ? res : res + 1;
	}
} public class Main {

	public static void main(String[] args) {
		System.out.println(solve());
	}

	public static int solve() {
		Scanner sc = new Scanner(System.in);
		int H = sc.nextInt();
		int A = sc.nextInt();
		int res = H / A;
		
		return H % A == 0 ? res : res + 1;
	}
} Main

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		System.out.println(solve());
	}

	public static int solve() {
		Scanner sc = new Scanner(System.in);
		int H = sc.nextInt();
		int A = sc.nextInt();
		int res = H / A;
		
		return H % A == 0 ? res : res + 1;
	}
}
