#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using ll = long long;
#define rep(i, s, t) for (ll i = s; i < (ll)(t); i++)
#define all(x) begin(x), end(x)

template <class T> bool chmin(T& x, T y) {
	return x > y ? (x = y, true) : false;
}
template <class T> bool chmax(T& x, T y) {
	return x < y ? (x = y, true) : false;
}

struct io_setup {
	io_setup() {
		ios::sync_with_stdio(false);
		cin.tie(nullptr);
		cout << fixed << setprecision(15);
	}
} io_setup;

using mint = atcoder::modint998244353;
using i128 = __int128_t;

void solve() {
	ll a, b;
	cin >> a >> b;
	if (b < 0) {
		a *= -1;
		b *= -1;
	}
	if (a < 0) {
		cout << '-';
		a *= -1;
	}
	cout << (a / b);
	a %= b;
	cout << '.';
	rep(lp, 0, 30) {
		a *= 10;
		cout << (a / b);
		a %= b;
	}
	cout << '\n';
}

int main() {
	int t = 1;
	// cin >> t;
	while (t--) solve();
}