import java.util.Scanner;

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


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


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


} Main
import java.util.Scanner;

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


}

