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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. all. board. card. casino. puzzle.
A typical Sudoku puzzle. A standard Sudoku contains 81 cells, in a 9×9 grid, and has 9 boxes, each box being the intersection of the first, middle, or last 3 rows, and the first, middle, or last 3 columns. Each cell may contain a number from one to nine, and each number can only occur once in each row, column, and box.
A Sudoku puzzle can be expressed as a graph coloring problem. [31] The aim is to construct a 9-coloring of a particular graph, given a partial 9-coloring. The fewest clues possible for a proper Sudoku is 17. [32] Tens of thousands of distinct Sudoku puzzles have only 17 clues. [33]
The general problem of solving Sudoku puzzles on n 2 ×n 2 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.
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Wayne Gould (高樂德) (born 3 July 1945 in Hāwera, New Zealand) is a retired Hong Kong judge, most recently known for helping to popularise sudoku puzzles in the United Kingdom, and thereafter in the United States. He pioneered the global success and popularity of the Sudoku puzzle outside Japan where it had been popular for many years ...
Come back every day for a fresh new Sudoku puzzle! ... Sudoku. Play. Masque Publishing. Super Crazy 8's. Play. ... Yankees GM Brian Cashman defends decision not to offer Juan Soto a free Yankee ...