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单词 Scapegoat tree
释义

Scapegoat tree

中文百科

替罪羊树

替罪羊树是计算机科学中,一种基于部分重建的自平衡二叉搜索树。在替罪羊树上,插入或删除节点的平摊最坏时间复杂度是O(log n),搜索节点的最坏时间复杂度是O(log n)。

英语百科

Scapegoat tree 替罪羊树

Scapegoat tree
Type Tree
Invented 1962
Invented by Arne Andersson, Igal Galperin, Ronald L. Rivest
Time complexity
in big O notation
Average Worst case
Space O(n) O(n)
Search O(log n) O(log n)
Insert O(log n) amortized O(log n)
Delete O(log n) amortized O(log n)

In computer science, a scapegoat tree is a self-balancing binary search tree, invented by Arne Andersson and again by Igal Galperin and Ronald L. Rivest. It provides worst-case O(log n) lookup time, and O(log n) amortized insertion and deletion time.

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更新时间:2025/6/18 11:31:37