#include<iostream>
#include<stdio.h>
#include<stdlib.h>
#include<algorithm>
#include<vector>
#include<string.h>
#include<math.h>
#include<map>
#include<iomanip>
#include<queue>
#include<set>

using namespace std;
using ll = long long;
using ull = unsigned long long;
using ld = long double;

//const ll mod = 1e9 + 7;
const ll mod = 998244353;
const int inf = 123456789;

int main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	cout << fixed << setprecision(50);
	int a , b;
	cin >> a >> b;
	if(a % b == 0){
		ld aa = a;
		ld bb = b;
		ld ans = aa / bb;
		cout << ans << endl;
		return 0;
	}
	string ans = to_string(a/b);
	ans += ".";
	while(a <= b){a *= 10;}
	while(ans.size() < 52){
		int x = a / b;
		int y = a % b;
		ans += to_string(x);
		a = y;
		while(a <= b){a *= 10;}
	}
	cout << ans << endl;
	return 0;
}