题目

对于n个元素的关键字序列｛k₁,k₂，…K_n｝，当且仅当满足K_i≤K_2i；且Ki≤K_2i+₁称该序列为小顶堆。由此可知（）小顶堆。

作答

17, 12, 13, 14, 15, 16, 11

11, 15, 13, 17, 16, 14, 12

17, 16, 14, 12, 15, 13, 11

11, 14, 12, 15, 16, 13, 17

答案/解析

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