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Array-2 > either24
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Given an array of ints, return true if the array contains a 2 next to a 2 or a 4 next to a 4, but not both.


either24([1, 2, 2]) → true
either24([4, 4, 1]) → true
either24([4, 4, 1, 2, 2]) → false

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public boolean either24(int[] nums) { }

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