#include <bits/stdc++.h>

#define EPS (1e-7)
#define INF (1e9)
#define LINF (1e18)
#define PI (acos(-1))
#define MOD 1000000007
#define MAX 100000

using namespace std;
typedef long long ll;

int main()
{
  ll A, B;
  cin >> A >> B;

  int cnt = 0;
  bool period = 0;

  ll p, q;
  while (cnt < 51) {
    ll p = A / B;
    ll q = B * p;

    cout << p;

    A = A - q;
    if (A < B) {
      A *= 10;
      if (!period) {
        cout << ".";
        period = 1;
      }
    }

    ++cnt;
  }
  cout << endl;
}