| # | Line 393 | Line 393 | public class PriorityQueue<E> extends Ab | |
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| 393 | * @return {@code true} if this queue contains the specified element | |
| 394 | */ | |
| 395 | public boolean contains(Object o) { | |
| 396 | < | return indexOf(o) != -1; |
| 396 | > | return indexOf(o) >= 0; |
| 397 | } | |
| 398 | ||
| 399 | /** | |
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