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addOddsToNumMinusOne


Returns the sum of all the odd integers from 1 up to but not including the argument num. num will be non negative.


addOddsToNumMinusOne(3) → 1
addOddsToNumMinusOne(9) → 16
addOddsToNumMinusOne(2) → 1

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public int addOddsToNumMinusOne(int num){ }

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