LCA (least common ancestor)

[Erfaniaa]

LCA is not present in graph algorithms.

[Reshad-Hasan]

It's in datastructure folder

[Erfaniaa]

Isn't it better to put it in the graph folder?

[Reshad-Hasan]

LCA works on tree and tree is non linear datastructure.

[constfun]

Binary tree LCA and dag LCA are different algorithms. Here's an OCaml implementation of the later https://github.com/mirage/irmin/blob/c275f0618e45b66b1d547b62aaa91a3a7d2ad68a/src/irmin/commit.ml#L413

[github-actions]

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