import java.util.Scanner;

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

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

        double lenght = Math.abs(x1 - x2);
        double widht = Math.abs(y1 - y2);
        double area = lenght*widht;
        double perimeter = 2*(lenght+widht);

        System.out.println(area);
        System.out.println(perimeter);
    }
}