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🗂️Data StructureAdvanced

Palindromic Tree (Eertree)

A Palindromic Tree (Eertree) stores every distinct palindromic substring of a string as a node and can be built online in linear time.

#palindromic tree#eertree#palindromic substrings+12
🗂️Data StructureAdvanced

Suffix Automaton - Advanced Usage

A suffix automaton (SAM) is a compact DFA that captures all distinct substrings of a string and supports many advanced queries in linear time.

#suffix automaton
Intermediate
Advanced
Filtering by:
#string algorithms
#endpos
#suffix link
+12
🗂️Data StructureAdvanced

Suffix Automaton

A suffix automaton (SAM) is the minimal deterministic finite automaton that recognizes all substrings of a string, built online in O(n) time and space.

#suffix automaton#endpos equivalence#suffix link+12
🗂️Data StructureAdvanced

Aho-Corasick Automaton

Aho–Corasick is a trie with failure links that finds all occurrences of many patterns in a single pass over the text.

#aho-corasick#multi-pattern matching#trie+12
🗂️Data StructureAdvanced

Suffix Array - LCP Array Applications

The LCP (Longest Common Prefix) array, built alongside a suffix array, unlocks fast solutions to problems like longest repeated substring, number of distinct substrings, and longest common substring.

#suffix array#lcp array#kasai algorithm+12