#include<iostream>
#include<algorithm>
#include <vector>
#include<cmath>
#include<iomanip>
#include<queue>
using namespace std;
typedef long long int lont;
int main() {
	lont A, B;
	cin >> A >> B;
		cout << A / B;
		cout << '.';
		int n = A % B*10;
		for (int ia = 0; ia < 50; ia++) {
			cout << n / B;
			n = (n % B) * 10;
		}
	}