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tmhscs@gmail.com welcomeback > welcomeback_array_sortedIncOrDec
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Given an integer array, return true if it is sorted from least to greatest OR greatest to least.


welcomeback_array_sortedIncOrDec([1, 2, 3]) → true
welcomeback_array_sortedIncOrDec([3, 2, 1]) → true
welcomeback_array_sortedIncOrDec([1, 2, 1]) → false

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public boolean welcomeback_array_sortedIncOrDec(int[] arr) { }

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