Concepts2
⚙️AlgorithmAdvanced
Matrix Exponentiation - Advanced
Matrix exponentiation turns repeated linear transitions into fast O(n^{3} log k) computation using exponentiation by squaring.
#matrix exponentiation#adjacency matrix#walk counting+12
🗂️Data StructureAdvanced
Aho-Corasick - DP Applications
Aho–Corasick (AC) turns a set of forbidden patterns into a finite automaton that lets you process or generate strings while tracking whether any pattern appears.
#aho-corasick#automaton dp#forbidden substrings+12