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Practice

String Trio

⭐⭐⭐ advanced~110 min of coding3 challenges

Hash-based per-length distinct counting, Z-array construction at 100k, and Z-based pattern matching with overlaps.

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What you will practice

  1. Distinct by Length⭐⭐⭐ advanced
  2. Z-Array⭐⭐⭐ advanced
  3. Overlapping Matches⭐⭐⭐ advanced

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