#include <iostream>
#include <cmath>
using namespace std;

int main() {
    double x1, y1, x2, y2;
    cin >> x1 >> y1 >> x2 >> y2;

    double area = abs(x2 - x1) * abs(y1 - y2);
    double peremeter = 2 * (abs(x2 - x1) + abs(y1 - y2));
    cout << area << endl;
    cout << peremeter << endl;
}