#include "iostream"
#include "cmath"
#include "algorithm"
#include "string"
#include "vector"
using namespace std;

int s;

void output() {
	cout << s << endl;
}

int main() {
	int a, b;

	cin >> a >> b;

	s = (a / b) + 1;


	output();

	return 0;
}