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krahets
2023-02-26 01:51:44 +08:00
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chapter_heap/heap.md
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@@ -1427,7 +1427,7 @@ $$
T(h) = 2^0h + 2^1(h-1) + 2^2(h-2) + \cdots + 2^{(h-1)}\times1
$$
![heapify_count](heap.assets/heapify_count.png)
![heapify_operations_count](heap.assets/heapify_operations_count.png)
化简上式需要借助中学的数列知识，先对 $T(h)$ 乘以 $2$ ，易得