#include <iostream>
#include <stdlib.h>

using namespace std;

int main()
{
	float x, y;
	__________ perimeter, area;

	cout << "__________";
	cin >> x;
	cout << "__________";
	cin >> y;

	perimeter = ____________________;
	area = ____________________;
  
	cout << "____________________" << perimeter << endl;
	cout << "____________________" << area << endl;

	system("PAUSE");	
	return 0;
}