#include <iostream>
#include <iomanip>
#include <sstream>
using namespace std;
int main() {
	uint64_t a, b; cin >> a >> b;
	stringstream ss;
	ss << uint64_t(a/b) << ".";
	uint64_t mod = a % b;
	for (int i = 0; i < 10; i++) {
		mod *= 100000;
		ss << setw(5) << std::setfill('0') << to_string(int(mod / b));
		mod = mod % b;
	}
	cout << ss.str() << endl;
	return 0;
}