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CodingBat code practice

frew@mclean.com queue-1

No loops: queueHead1  queueTail9 

Loops: queueHead7  queueTail0  queueTail7 

More loops: sumQueue  queueRemove4 

Applied practice: josephusQueue H  

Start all problems with
    Queue<Integer> queue = new LinkedList<Integer>(list);

End problems with
    return new ArrayList<Integer>(queue);
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