#include <iostream>
#include <string>
using namespace std;
int main() {
	uint64_t a, b; cin >> a >> b;
	cout << uint64_t(a / b) << ".";
	for (int i = 0; i < 50; i++) {
		a = (a % b) * 10;
		cout << to_string(uint64_t(a / b));
	}
	return 0;
}