/*###Begin banned keyword - each of the following line if appear in code will raise error. regex supported
define
include
using
;
###End banned keyword*/
#include <iostream>
#include <iomanip>
#include <limits>
#include <cmath>

using namespace std;



int main()
{

	long double x;


	cin >> x;
	cout << std::left << setprecision(16) << 1.2222222222222222
		<< endl;
	return 0;
}