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Sudoku. Completely fill the 9x9 grid, using the values 1 through 9 only once in each 3x3 section of the puzzle. By Masque Publishing. Advertisement. Advertisement. Feedback. Help. Join AOL ...
A Sudoku variant with prime N (7×7) and solution. (with Japanese symbols). Overlapping grids. The classic 9×9 Sudoku format can be generalized to an N×N row-column grid partitioned into N regions, where each of the N rows, columns and regions have N cells and each of the N digits occur once in each row, column or region.
Mathematical context. The general problem of solving Sudoku puzzles on n2 × n2 grids of n × n blocks is known to be NP-complete. [8] A puzzle can be expressed as a graph coloring problem. [9] The aim is to construct a 9-coloring of a particular graph, given a partial 9-coloring. The Sudoku graph has 81 vertices, one vertex for each cell.
The world's first live TV Sudoku show, held on July 1, 2005, Sky One. The world's first live TV Sudoku show, Sudoku Live, was a puzzle contest first broadcast on July 1, 2005, on Sky One. It was presented by Carol Vorderman. Nine teams of nine players (with one celebrity in each team) representing geographical regions competed to solve a puzzle.
The post 20 Printable Sudoku Puzzles to Test Your Smarts appeared first on Reader's Digest. You want to start with the easy ones, but if you're an expert, you can skip to the extra hard puzzles.
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optional. Launched. June 2005; 19 years ago. ( 2005-06) Web Sudoku is an online sudoku website which was rated as one of the best 50 fun and games website by Time. [ 1] It was founded by Gideon Greenspan and Rachel Lee. [ 2] The website was rated as the 7265th best website in the world by Jonathan Harchick in his book The World's Best Websites ...
Summary. Description Sudoku-by-L2G-20050714.svg. Sudoku layout. Date. 12 September 2006. Source. SVG version of "Sudoku-by-L2G-20050714.gif," a Sudoku layout generated by the GNU program Su Doku Solver and contributed in the public domain by Lawrence Leonard Gilbert. Created in Inkscape. Author.