Use a hidden singles solver optimized for multicore processors to solve a Sudoku with a box dimension of 80 (approximately 20M blanks). Resolving one blank per second would take 228 days!
Puzzle Approved Text file of Sudoku Puzzle. Can also be found in the Puzzle Archive.
Puzzle Solution Approved Text file of Sudoku Puzzle Step by Step solution. Can also be found in the Puzzle Archive.
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