Thermo-Sudoku by Zoltán Horváth
or solve online (using our beta test of Penpa-Edit tools)
Theme: Tic-Tac-Toe
Author/Opus: This is the 7th puzzle from guest contributor Zoltán Horváth.
Rules: Standard Thermo-Sudoku rules.
Answer String: Enter the 3rd row from left to right, followed by a comma, followed by the 7th column from top to bottom.
Time Standards (highlight to view): Grandmaster = 4:15, Master = 6:45, Expert = 13:30
Solution: PDF
Note: Follow this link for more Thermo-Sudoku puzzles. If you are new to this puzzle type, here are our easiest Thermo-Sudoku to get started on. More Thermo-Sudoku puzzles can be found in The Art of Sudoku 2.
5:21.Cool creation.