07. 2D Rectangle Area

#include <iostream>
#include <cmath>
using namespace std;
int main()
{
    double x1, x2, y1, y2;
    cin >> x1;
    cin >> y1;
    cin >> x2;
    cin >> y2;
    cout << abs(x1 - x2) * abs(y2 - y1) << endl << 2 * (abs(x1 - x2) + abs(y2 - y1)) << endl;
    return 0;
}