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CodingBat code practice

 

onesBeforeTwos


Write a method named onesBeforeTwos that returns an array where all the 1's are before the 2's. The provided array will only contain 1's and 2's.


onesBeforeTwos([2, 2, 1]) → [1, 2, 2]
onesBeforeTwos([1, 1, 2, 2, 1]) → [1, 1, 1, 2, 2]
onesBeforeTwos([2, 1]) → [1, 2]

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

public int[] onesBeforeTwos(int[] nums){ }

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