Logo Crane Sudoku
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basics

  • Introduction
  • Anatomy of a Sudoku

Simple Techniques

  • Singles
  • Locked Candidates
  • Naked Subsets
  • Hidden Subsets

Single Digit Techniques

  • X-Wing
  • Swordfish
  • Jellyfish
  • 2-String Kite
  • Simple Colors

Chains

  • XY-Wing

On the site

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Chains

XY-Wing