Computer scienceAlgorithms and Data StructuresAlgorithmsString algorithmsSubstring search algorithms

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Count how many times the number $979$ occurs in the sequence $979790442389794356979$ without overlaps.

An overlap happens when two different occurrences of the pattern have common elements.

Example: ALALALONG and ALA: there is only one occurrence, because the two occurrences of ALA in ALALALONG overlap.

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