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This article explains the Boyer‑Moore string‑matching algorithm, detailing how the bad‑character and good‑suffix heuristics dramatically reduce comparisons, and provides a complete Java implementation with step‑by‑step illustrations of each matching round and the underlying shift calculations.
This article explains the Brute‑Force (BF), Boyer‑Moore (BM), and Knuth‑Morris‑Pratt (KMP) string‑matching algorithms, illustrates their operation with step‑by‑step visual examples, discusses the inefficiencies of BF, the shift rules of BM, and the prefix‑suffix logic of KMP, and provides a complete Java implementation including the construction of the next array.
This article introduces several classic string‑matching algorithms—including Brute‑Force, KMP, Boyer‑Moore, BMH, Sunday, Shift‑And/Or, and bitmap techniques—explaining their principles, preprocessing steps, and practical considerations for improving text search performance.