import java.util.Scanner;

public class CircleAreaAndPerimeter {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        double x1 = Double.parseDouble(scanner.nextLine());
        double y1 = Double.parseDouble(scanner.nextLine());
        double x2 = Double.parseDouble(scanner.nextLine());
        double y2 = Double.parseDouble(scanner.nextLine());

        double a = Math.abs(x1 - x2);
        double b = Math.abs(y1 - y2);

        double s = a * b;
        double p = 2 * (a + b);

        System.out.printf("%.2f\n%.2f", s, p);



}
}