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- <?php
- /**
- * @param int $a
- * @return bool
- */
- function isEven($a) {
- return ($a % 2) === 0;
- }
- /**
- * TODO: Rely on isEven, but do not highlight bug.
- *
- * @param int $a
- * @return bool
- */
- function isOdd($a) {
- return ($a % 2) === 1;
- }
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