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Résumé ↗
← DSA notes

Topic

Arrays

Summary

Contiguous, fixed-size (or amortized-growable) blocks of memory with O(1) index access.

Key patterns

  • Hash-Map-Lookup
  • Two-Pointer

Related problems

See problems tagged Arrays.

Problems

  • Two SumEasy→
  • Valid AnagramEasy→
  • Contains DuplicateEasy→
  • Group AnagramsMedium→
KrunalJethva

.NET & Angular software engineer.

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