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CodingBat code practice

 

stackHeadNot3


If the stack has its head as 3, remove it.


stackHeadNot3([1, 4, 7, 9]) → [1, 4, 7, 9]
stackHeadNot3([3, 4, 7, 9]) → [3, 4, 7, 9]
stackHeadNot3([9, 4, 7, 3]) → [9, 4, 7]

...Save, Compile, Run (ctrl-enter)

public ArrayList<Integer> stackHeadNot3(ArrayList<Integer> list) { }

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