WSC Playoff Puzzle 5/10: Clone Sudoku by Serkan Yürekli
This week we are sharing the 10 puzzles that decided the World Sudoku Championship this year. There was an individual and a team round focusing on “Clone” puzzles, and the fifth playoff puzzle was such a Clone Sudoku with a Noughts and Crosses theme.
or solve online (using our beta test of Penpa-Edit tools)
Theme: Noughts and Crosses
Author/Opus: This is the 413th puzzle from our managing editor Serkan Yürekli.
Rules: Standard Sudoku rules. Also, all shaded regions of the same shape (“clones”) must include the same numbers in the same positions. Numbers may repeat within a clone.
Estimated Difficulty: 3 stars
Solution: PDF for all playoff puzzles.
Note: Follow this link for more variations of Sudoku.
8:57
11:13
3:22