未知题型
给定一个有n个元素的线性表。若采用顺序存储结构，则在等概率前提下，向其插入一个元素需要移动的元素个数平均为(43)。
- A.n+1
B．n/2
C．
C.
【参考答案】
B
解析：线性表n个元素共有n+1个可能插入的位置，从左到右分别需要移动n，n-1，n-2，n-3，……，0。所...
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