#include "bits/stdc++.h"

using namespace std;
typedef long long ll;
#define rep(i, j, n) for (int i = j; i < n; i++)
#define out(ans) cout << ans << endl;
const long long mod = 1e9 + 7;

int main() {

  ll a,b;cin>>a>>b;
  cout << a/b << ".";
  a%=b;
  rep(i,0,50){
    a*=10;
    cout << a/b;
    a%=b;
  }
  cout<<endl;

  return 0;
}