Queue Given the value of queue(Q), execute the given code and answer the questions. Assume that Q is circular with the size limit of 6. 5 10 15 front rear enqueue (Q, front + rear) enqueue (Q, dequeue (Q) + rear) x = front(Q) y = rear(Q) + dequeue (Q) enqueue (Q, y) enqueue (Q, rear(Q) – front(Q)) x = rear(Q) + dequeue(Q) enqueue (Q, x + front(Q)) 20

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