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.
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.
Better ! 11:25
4:54. Good pattern of givens.
One of my favorites.