Question $6$: $(10$ points$)$

Write a method making use of the LinkedStack class called $($LLNode$.$java$).$ This method takes at least two parameters. If the old value is found in the stack then replace it with the value new value without changing the order of original stack$).$ If old is not found on the stack then don't change the stack. Use following method signature:

public void replace$($T old, $T$ new$)\{$