import java.util.Scanner;
import static java.lang.Math.ceil;
class Main{
	public static void main(String[] args){
		Scanner input = new Scanner(System.in);
		int a = input.nextInt();
		int b = input.nextInt();
		System.out.println((int)ceil((1.0*a)/(1.0*b)));
	}
} import java.util.Scanner; Scanner java.util import static java.lang.Math.ceil; import static java.lang.Math.ceil; import static java.lang.Math.ceil; class Main{
	public static void main(String[] args){
		Scanner input = new Scanner(System.in);
		int a = input.nextInt();
		int b = input.nextInt();
		System.out.println((int)ceil((1.0*a)/(1.0*b)));
	}
} Main public static void main(String[] args){
		Scanner input = new Scanner(System.in);
		int a = input.nextInt();
		int b = input.nextInt();
		System.out.println((int)ceil((1.0*a)/(1.0*b)));
	} main {
		Scanner input = new Scanner(System.in);
		int a = input.nextInt();
		int b = input.nextInt();
		System.out.println((int)ceil((1.0*a)/(1.0*b)));
	} Scanner input = new Scanner(System.in); input new Scanner(System.in) int a = input.nextInt(); a input.nextInt() input.nextInt input int b = input.nextInt(); b input.nextInt() input.nextInt input System.out.println((int)ceil((1.0*a)/(1.0*b))) System.out.println System.out System System.out (int)ceil((1.0*a)/(1.0*b)) ceil (1.0*a)/(1.0*b) (1.0*a) 1.0 a (1.0*b) 1.0 b String[] args args
import java.util.Scanner;
import static java.lang.Math.ceil;
class Main{
	public static void main(String[] args){
		Scanner input = new Scanner(System.in);
		int a = input.nextInt();
		int b = input.nextInt();
		System.out.println((int)ceil((1.0*a)/(1.0*b)));
	}
}