Program below is working i just don't know what to do for the algorithm on keyevents for right,left,up and down
The code like y+=10; is just my assumption for the snake movement.....
I believe below the path.reset() code has to be change since stack is being use...
Can anyone help me program to run correctly?

/***
* PROVIDE THE MISSING CODE in the keyPressed() method
* in order to move the 'snake' around the interface
* by pressing:
*
* --> cursor keys
* --> CTRL-Z to 'undo' last move
* --> CTRL-Y to 'redo' past/last move
*/

package midterms;

import java.awt.*;
import java.awt.event.*;
import java.awt.geom.*;
import javax.swing.*;
import java.util.*;
import javax.swing.border.*;



public class Snakes extends JPanel implements KeyListener {
final static long serialVersionUID = 1;
final private int WIDTH = 600;
final private int HEIGHT = 400;

LinkedList<Point> snake = new LinkedList<Point>();
Stack<Point> undo = new...

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Well , I started to hate my current job ,programming and solving the same type of bugs , I lost my goal and interest in it , when I think about people around ,I see that most of them work by the relation win-to-win. They always looking for money, but in fact money is not the only thing which will make someone happy. (Yes it is important), but it is not the main reason to be happy in your life, sometimes you see a man has millions then he kills himself. Well don’t that I am rich and I will kill myself: D, actually I don’t have a car. This life is a big race … rate race. Who will win??!

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I need to create a Java program that:

Takes as input a rooted tree T and a node c of T and converts T to another tree with the same set of node adjacency but now rooted at v.

any suggestions to start off?

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