public class examples

$\{$

public static void main$($String args$[])$

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square sq $=$ new square$(6)$;

square copy $=$ sq;

sq $=$ sq$.$adjustSquare$(3)$;

System.out.print$($copy$.$getArea$()+"")$;

System.out.println$($sq$.$getArea$())$;

$\}$

$\}$

class square

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private int length;

square$($int a$)$

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length $=$ a;

$\}$

public int getArea$()$

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return length $*$ length;

$\}$

public square adjustSquare$($int i$)$

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return new square$($length$+$i$)$;

$\}$

$\}$