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srp4379@lausd.net > sum
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int sum(int[] nums). Given an array whose length can be anywhere between 0 and 5, return the SUM of its elements.


sum([1, 3, 2]) → 6
sum([60, 50, 70, 90, 20]) → 290
sum([6]) → 6

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int sum(int[] nums) { }

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