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Functional-2 > noNeg
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Given a list of integers, return a list of the integers, omitting any that are less than 0.


noNeg([1, -2]) → [1]
noNeg([-3, -3, 3, 3]) → [3, 3]
noNeg([-1, -1, -1]) → []

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public List<Integer> noNeg(List<Integer> nums) { }

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