WSC Playoff Puzzle 4/10: Diagonal Sudoku by Thomas Snyder

The fourth World Sudoku Championship playoff puzzle was this Diagonal Sudoku from Thomas Snyder with a “16” theme. All the playoff puzzles represented different themed sudoku rounds and this one represented the Extra Toppings round with extra-region-type constraints.

Diagonal Sudoku by Thomas Snyder


or solve online (using our beta test of Penpa-Edit tools)

Theme: 16th WSC

Author/Opus: This is the 454th puzzle from Thomas Snyder, aka Dr. Sudoku.

Rules: Standard Sudoku rules. Also, numbers cannot repeat on the marked diagonals.

Estimated Difficulty: 2.5-3 stars

Solution: PDF for all playoff puzzles.

Note: Follow this link for more variations of Sudoku.

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