import java.util.Scanner;
 
class Main {
 
	public static void main(String[] args) {
		
		Scanner stdIn = new Scanner(System.in);
 
		int A = stdIn.nextInt();
		int B = stdIn.nextInt();

		if(A % B == 0 ){
			System.out.print( A / B);
		}else{
			System.out.print( A / B + 1);
		}

	}
    
} import java.util.Scanner; Scanner java.util class Main {
 
	public static void main(String[] args) {
		
		Scanner stdIn = new Scanner(System.in);
 
		int A = stdIn.nextInt();
		int B = stdIn.nextInt();

		if(A % B == 0 ){
			System.out.print( A / B);
		}else{
			System.out.print( A / B + 1);
		}

	}
    
} Main public static void main(String[] args) {
		
		Scanner stdIn = new Scanner(System.in);
 
		int A = stdIn.nextInt();
		int B = stdIn.nextInt();

		if(A % B == 0 ){
			System.out.print( A / B);
		}else{
			System.out.print( A / B + 1);
		}

	} main {
		
		Scanner stdIn = new Scanner(System.in);
 
		int A = stdIn.nextInt();
		int B = stdIn.nextInt();

		if(A % B == 0 ){
			System.out.print( A / B);
		}else{
			System.out.print( A / B + 1);
		}

	} Scanner stdIn = new Scanner(System.in); stdIn new Scanner(System.in) int A = stdIn.nextInt(); A stdIn.nextInt() stdIn.nextInt stdIn int B = stdIn.nextInt(); B stdIn.nextInt() stdIn.nextInt stdIn if(A % B == 0 ){
			System.out.print( A / B);
		}else{
			System.out.print( A / B + 1);
		} A % B == 0 A % B A B 0 {
			System.out.print( A / B);
		} System.out.print( A / B) System.out.print System.out System System.out A / B A B {
			System.out.print( A / B + 1);
		} System.out.print( A / B + 1) System.out.print System.out System System.out A / B + 1 A / B A B 1 String[] args args
import java.util.Scanner;
 
class Main {
 
	public static void main(String[] args) {
		
		Scanner stdIn = new Scanner(System.in);
 
		int A = stdIn.nextInt();
		int B = stdIn.nextInt();

		if(A % B == 0 ){
			System.out.print( A / B);
		}else{
			System.out.print( A / B + 1);
		}

	}
    
}