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queueMystery1

Language/Type: C++ Stack collections
Author: Marty Stepp (on 2016/06/16)

What is the output of the following code?

Queue<int> queue;
for (int i = 1; i <= 6; i++) {
    queue.enqueue(i);
}                             // {1, 2, 3, 4, 5, 6}

for (int i = 0; i < queue.size(); i++) {
    cout << queue.dequeue() << " ";
}
cout << queue << "  size " << queue.size() << endl;
output

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