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Find all distinct 10-letter substrings of a DNA string that occur more than once. This is typically solved by scanning with a sliding window and detecting repeats efficiently using hashing or compact 2-bit encoding to handle lengths up to 10^5.
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Leetcode 187. Repeated DNA Sequences
Reported Dec 29, 2024 · 1 source report
PRINCIPAL
Source snapshot: Nov 12, 2026
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