CodingBat oddsAreNegated

oddsAreNegated

Given an integer parameter, return the original value if it is even, or the negated value if it is odd. Hint: How can you use remainder to determine if a number is even?

oddsAreNegated(1) → -1
oddsAreNegated(0) → 0
oddsAreNegated(2) → 2

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