Clean Slate for SUDOKU
A ‘Clean Slate for SUDOKU’ (Patent #8132814) provides all the (81x9=729) possible digits in the beginning for the 81 Squares, wherein the puzzle enthu...
sastry K Ganti
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A ‘Clean Slate for SUDOKU’ (Patent #8132814) provides all the (81x9=729) possible digits in the beginning for the 81 Squares, wherein the puzzle enthu...