#include <iostream>
#include <cmath>
#include <iomanip> 

using namespace std;

int main()
{
	int num1;
	double num2;
	double yourmom;
	
	cin >> num1;
	cin >> num2;
	yourmom = num1 / float(num2);
	cout << yourmom;
	
	return 0;
}