PlaySudoku.us
Evil · Puzzle #48
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1
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8
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9
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7
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8
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8
1
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1
9
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8
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6
Graph coloring and Sudoku are equivalent problems. Each cell is a node; edges connect cells that share a house. Solving Sudoku = coloring the graph with 9 colors.
Graph coloring and Sudoku are equivalent problems. Each cell is a node; edges connect cells that share a house. Solving Sudoku = coloring the graph with 9 colors.
"Plato is dear to me, but dearer still is truth." — Aristotle
"Plato is dear to me, but dearer still is truth." — Aristotle