#include <bits/stdc++.h>
using namespace std;

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

	int ans = A / B;
	int m = A - ans;
	cout << ans << ".";
	for( int i = 0; i < 50; i++ ) {
		cout << m * 10 / B;
		m = m * 10 % B;
	}
	cout << endl;
}