#define _USE_MATH_DEFINES
#include <bits/stdc++.h>
using namespace std;
signed main() { 
  ios::sync_with_stdio(false); cin.tie(0);
  int64_t a, b, x, y, z;
  cin >> a >> b;
  x = a;
  y = b;
  z = x / y;
  cout << z << '.';
  x -= z * y;
  x *= 10;
  for (int i = 0; i < 50; i++) {
    z = x / y;
    cout << z;
    x -= y * z;
    x *= 10;
  }
  cout << endl;
  return 0;
}