#include <bits/stdc++.h>
#define rep(i,n) for(int i=0;i<n;i++)
using namespace std;
using ll =  long long ;
using P = pair<int,int> ;
const int INF = 1e9;
const int MOD = 1000000007;

int main(){
    ll a,b;
    cin >> a >> b;
    cout << a/b << '.';
    a %= b;
    rep(_,50){
        a *= 10LL;
        cout << a/b ;
        a %= b;
    }
    cout << endl;
    return 0;
}