What is the most efficient way to do this? There must be some better method other than brute force.
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What is the most efficient way to do this? There must be some better method other than brute force.
Depends on length of string, size of alphabet and whether repeated searching: Knuth-Morris-Pratt, Rabin-Karp, etc.
See String searching algorithm
Knuth-Morris-Pratt algorithm
Rabin-Karp algorithm