#include <iostream>
#include <vector>
//#include <iomanip>

using namespace std;

int main()
{
	long long a, b;
	cin >> a >> b;

	long long ret;
	if (b % a == 0)
		ret = b / a;
	else
		ret = b / a + 1;

	cout << ret << endl;

	return 0;
}