22 GIVEN NUMBERS

ExpertSudoku

Expert Sudoku is the ultimate test of logical deduction. With only 22 given numbers, you will need to master advanced solving strategies like X-Wings, Swordfish, and chaining techniques. One wrong assumption can cascade into unsolvable contradictions.

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Solving Tips

  • ◈ Master X-Wing: eliminate candidates spanning two rows/columns.
  • ◈ Use bifurcation only as a last resort — prefer pure logic.
  • ◈ Track chains of candidates across the entire board.

Other Difficulties

Easy Perfect for beginners. Plenty of given numbers to guide you.Medium A balanced challenge for casual players.Hard For experienced solvers. Requires advanced techniques.