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Sudoku: Difference between revisions
m
→Functional Recursive Backtrack Solution: Simplified row constraint test
m (→Functional Recursive Backtrack Solution: Simplified row constraint test) |
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Line 1,848:
private static bool Constraints(this int[][] grid, int row, int col) =>
Range(0, 9).Select(r => grid[r][col]).IsUnequal() &&
GetBox(grid, row, col).IsUnequal();
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