Java

import java.util.*;
public class Guess
{
	public static void main (String[] args)
	{
		final int MAX = 100;
		int answer, guess, attempt = 0;
		String replay = "Y";
		
		Scanner scan = new Scanner (System.in);
		Random generator = new Random();
		answer = generator.nextInt(MAX) + 1;
		System.out.print("I am thinking of a number "
						+ "between 1 and "+ MAX+". Enter your guess (0 to guit):");
		guess = scan.nextInt();
		
		do 
		{	
			if(guess == MAX + 1){

				answer = generator.nextInt(MAX) + 1;
				
				System.out.print("I am thinking of a number "
								+ "between 1 and "+ MAX+". Enter your guess (0 to guit):");
				guess = scan.nextInt();
			}
			
			if (guess == 0)
			{
			System.out.println ("You ended the game. Play again? (y/n):");
			replay = scan.next();
			guess = MAX + 1;
			attempt = 0;
			}
			else{
				if (guess > answer)
				{
					attempt++;
					System.out.print ("Try a smaller number (0 to quit): ");
					guess = scan.nextInt();
				}	
			}
			if (guess == 0)
			{
			System.out.println ("You ended the game. Play again? (y/n):");
			replay = scan.next();
			guess = MAX + 1;
			attempt = 0;
			}
			else{
				if (guess < answer)
				{
					attempt++;
					System.out.print ("Try a bigger number (0 to quit): ");
					guess = scan.nextInt();
				}
			}
		
			if (guess == answer)
			{
			attempt++;
			System.out.println ("You got it!");
			System.out.println ("Number of total attempts:" + attempt);
			System.out.println ();
			System.out.print("Play again? (y/n)");
			replay = scan.next();
			guess = MAX + 1;
			attempt = 0;
			}
			
		}while (replay.equals("y") || replay.equals("Y"));
		
		System.out.println("\nThanks for playing - GUESS THE NUMBER");
		
	}
}

A a1 = new A();   // result is a1.a== 10
A a2 = new A(10); // same as above, a2.a == 10
A a3 = new A(42); // guess

A()
{
    this(10);
}

class A // class defintion - this is the name of the object called later
{
 int a; // variable - this is a member, your object will have this. it is not initialized! nullpointer-exception might pop up.

 A() // 0-argument-constructor is called by "A myObject = new A();" and sets the member to a value of 10.
 {
  this(10);
 }
 A(int x) // 1-argument-constructor has a argument, wich lets you take control of the member. it is called by "A myObject = new A(5);" and in THIS CASE sets the value of x to 5.
 {        // "A myObject = new A(32457);" will set the value of x to 32457.
  a=x;
 }
 public int somemethod(int value){ // some method, it will return the result from x * value it is called by "myObject.somemethod(2);"
    return (x*value);
 }

1) 
   add(new MyComponent(0,0,50,50,12));
   add(new MyComponent(100,100,50,50,12));

2)
   this.getContentPane().add(new MyComponent(0,0,50,50,12));
   this.getContentPane().add(new MyComponent(100,100,50,50,12));

   this.repaint();