import java.util.Scanner;

public class Main{
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int num1 = scan.nextInt();
		int num2 = scan.nextInt();
		scan.close();
		
		int hp;
		int count;
		
		for(count = 1 ; count <= 10000 ; count++ ) {
			hp = num1 - num2*count;
			if(hp <= 0) break;
		}
				System.out.println(count);
			
		}
	} import java.util.Scanner; Scanner java.util public class Main{
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int num1 = scan.nextInt();
		int num2 = scan.nextInt();
		scan.close();
		
		int hp;
		int count;
		
		for(count = 1 ; count <= 10000 ; count++ ) {
			hp = num1 - num2*count;
			if(hp <= 0) break;
		}
				System.out.println(count);
			
		}
	} Main public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int num1 = scan.nextInt();
		int num2 = scan.nextInt();
		scan.close();
		
		int hp;
		int count;
		
		for(count = 1 ; count <= 10000 ; count++ ) {
			hp = num1 - num2*count;
			if(hp <= 0) break;
		}
				System.out.println(count);
			
		} main {
		Scanner scan = new Scanner(System.in);
		int num1 = scan.nextInt();
		int num2 = scan.nextInt();
		scan.close();
		
		int hp;
		int count;
		
		for(count = 1 ; count <= 10000 ; count++ ) {
			hp = num1 - num2*count;
			if(hp <= 0) break;
		}
				System.out.println(count);
			
		} Scanner scan = new Scanner(System.in); scan new Scanner(System.in) int num1 = scan.nextInt(); num1 scan.nextInt() scan.nextInt scan int num2 = scan.nextInt(); num2 scan.nextInt() scan.nextInt scan scan.close() scan.close scan int hp; hp int count; count for(count = 1 ; count <= 10000 ; count++ ) {
			hp = num1 - num2*count;
			if(hp <= 0) break;
		} count = 1 ; count = 1 count 1 count <= 10000 count 10000 count++ count++ count {
			hp = num1 - num2*count;
			if(hp <= 0) break;
		} {
			hp = num1 - num2*count;
			if(hp <= 0) break;
		} hp = num1 - num2*count hp num1 - num2*count num1 num2*count num2 count if(hp <= 0) break; hp <= 0 hp 0 break; System.out.println(count) System.out.println System.out System System.out count String[] args args public class Main{
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int num1 = scan.nextInt();
		int num2 = scan.nextInt();
		scan.close();
		
		int hp;
		int count;
		
		for(count = 1 ; count <= 10000 ; count++ ) {
			hp = num1 - num2*count;
			if(hp <= 0) break;
		}
				System.out.println(count);
			
		}
	} public class Main{
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int num1 = scan.nextInt();
		int num2 = scan.nextInt();
		scan.close();
		
		int hp;
		int count;
		
		for(count = 1 ; count <= 10000 ; count++ ) {
			hp = num1 - num2*count;
			if(hp <= 0) break;
		}
				System.out.println(count);
			
		}
	} Main
import java.util.Scanner;

public class Main{
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int num1 = scan.nextInt();
		int num2 = scan.nextInt();
		scan.close();
		
		int hp;
		int count;
		
		for(count = 1 ; count <= 10000 ; count++ ) {
			hp = num1 - num2*count;
			if(hp <= 0) break;
		}
				System.out.println(count);
			
		}
	}
