Computers and Technology, 05.12.2019 03:31 haymish5810

The ancestry problem asks to determine whether a vertex `u` is an ancestor of vertex `v` in a given binary (or, more generally, rooted ordered) tree of `n` vertices. design a $o(n)$ input-enhancement algorithm that provides sufficient information to solve this problem for any pair of the tree’s vertices in constant time.

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The ancestry problem asks to determine whether a vertex `u` is an ancestor of vertex `v` in a given...