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frew@mclean.com > smallestDifference
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Identify the two elements in the array whose absolute difference is the smallest. Return their difference.


smallestDifference([1, 2, 3]) → 1
smallestDifference([3, 7, 1]) → 2
smallestDifference([-1, -2, -3]) → 1

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public int smallestDifference(int[] nums) { }

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