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Concepts2

Category

🔷All∑Math⚙️Algo🗂️DS📚Theory

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#euler tour tree
🗂️Data StructureAdvanced

Persistent DSU (Fully Persistent Union-Find)

A persistent DSU (Union-Find) keeps all historical versions so you can query connectivity at any past version and even branch new futures from old states.

#persistent dsu#fully persistent union-find#union by rank+12
🗂️Data StructureAdvanced

Euler Tour Tree

An Euler Tour Tree represents each rooted tree as a DFS open/close sequence so that every subtree is a single contiguous interval.

#euler tour tree#implicit treap#dynamic forest+11