#include <bits/stdc++.h>
using namespace std;

int main() {
  int a, b;
  cin >> a >> b;
  cout << a / b << '.';
  a %= b;
  for (int i = 0; i < 50 && cout << a * 10 / b; i++) (a *= 10) %= b;
  cout << "\n";
}