Lowest Common Ancestors with Linking and Cutting: Revision history

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10 April 2023

15 February 2023

  • curprev 10:2210:22, 15 February 2023Admin talk contribs 1,264 bytes +1,264 Created page with "{{DISPLAYTITLE:Lowest Common Ancestors with Linking and Cutting (Lowest Common Ancestor)}} == Description == Given a collection of rooted trees, answer queries of the form, "What is the nearest common ancestor of vertices $x$ and $y$?" In this version of the problem, the queries are on-line. Interspersed with the queries are on-line commands of two types: $link(x, y)$, where $y$ but not necessarily $x$ is a tree root, and $cut (x)$, where $x$ is not a root. The effect..."