wahahahahaha

import java.lang.*;
import java.util.*;

public class Rectangle{
	private MyPoint upperLeft;
	private MyPoint lowerRight;

	public Rectangle(){
		this.upperLeft = new MyPoint();
		this.lowerRight = new MyPoint();
	}

	public Rectangle(MyPoint upperLeft, MyPoint lowerRight){
		this.upperLeft = upperLeft;
		this.lowerRight = lowerRight;
	}

	public MyPoint getupperLeft(){
		return upperLeft;
	}

	public MyPoint getlowerRight(){
		return lowerRight;
	}

	public void setupperLeft(MyPoint upperLeft){
		this.upperLeft = upperLeft;
	}

	public void setlowerRight(MyPoint lowerRight){
		this.lowerRight = lowerRight;
	}

	public double length(){
		double x1, x2;
		x1=upperLeft.getX();
		x2=lowerRight.getX();
		return x1>x2?((x1-x2)):((x2-x1));
	}

	public double width(){
		double y1, y2;
		y1=upperLeft.getY();
		y2=lowerRight.getY();
		return y1>y2?((y1-y2)):((y2-y1));
	}

	public double area(){
		return length() * width();
	}

	public double perimeter(){
		return (length()+width())*2;
	}

	public static void main(String[] args){
		Scanner yey = new Scanner(System.in);
		Rectangle recta = new Rectangle();
		int x1, x2, y1, y2;

		System.out.println("nPoint A");
		System.out.print("nEnter coordinates x1: ");
		x1 = yey.nextInt();
		System.out.print("Enter coordinates y1: ");
		y1 = yey.nextInt();
		MyPoint point1 = new MyPoint(x1, y1);
		recta.setupperLeft(point1);

		System.out.println("nPoint B");
		System.out.print("nEnter coordinates x2: ");
		x2 = yey.nextInt();
		System.out.print("Enter coordinates y2: ");
		y2 = yey.nextInt();
		MyPoint point2 = new MyPoint(x2, y2);
		recta.setlowerRight(point2);

		System.out.print("nnLength: " + recta.length());
		System.out.print("nnWidth: " + recta.width());
		System.out.print("nArea: " + recta.area());
		System.out.print("nPerimeter: " +recta.perimeter());
		System.out.print("nn");
	}
}