Walk Maps

0.6 Miles

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2.2 Miles

3.34 Miles

Java Queues - poll, offer, etc

        | Throws ex. | Special v. | Blocks | Times out
--------+------------+------------+--------+---------------------
Insert  | add(e)     | offer(e)   | put(e) | offer(e, time, unit)
Remove  | remove()   | poll()     | take() | poll(time, unit)
Examine | element()  | peek()     | N/A    | N/A