标签：-- blog bsp logs == log span queue length
1. S.top == S.base 2. e = *--S.top 3. QueueLength(Q) == MAXQSIZE-1 4. Q.base[Q.rear] 5. Q.rear = (Q.rear+1)%MAXQSIZE
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原文地址：http://www.cnblogs.com/ur10ser/p/7772269.html
