solvingsudoku-universityofnottingham(存儲版)
【正文】 w, column and box contains each of the numbers 1 to 9: 2 1 3 8 5 7 6 1 3 9 8 1 2 5 7 3 1 8 9 8 2 1 5 3 6 9 7 8 4 4 2 5 8 Example Fill in the grid so that every row, column and box contains each of the numbers 1 to 9: 2 1 3 8 5 7 6 1 3 9 8 1 2 5 7 3 1 8 9 8 2 1 5 3 6 9 7 8 4 4 2 5 2 9 Example Fill in the grid so that every row, column and box contains each of the numbers 1 to 9: 2 1 3 8 5 7 6 1 3 9 8 1 2 5 7 3 1 8 9 8 2 1 5 2 3 6 9 7 8 4 4 2 5 And so on… 10 Example Fill in the grid so that every row, column and box contains each of the numbers 1 to 9: 2 4 9 5 7 1 6 3 8 8 6 1 4 3 2 9 7 5 5 7 3 9 8 6 1 4 2 7 2 5 6 9 8 4 1 3 6 9 8 1 4 3 2 5 7 3 1 4 7 2 5 8 6 9 9 3 7 8 1 4 2 5 6 1 5 2 3 6 9 7 8 4 4 8 6 2 5 7 3 9 1 The unique solution for this easy puzzle. 11 This Talk ? We show how to develop a program that can solve any Sudoku puzzle in an instant。 ? But such bad choices will be duplicated many times during the collapsing process。s greatest programming language. 。 ? Pruning such invalid choices before collapsing will considerably reduce the search space. 23 Pruning Remove all choices that occur as single entries in the corresponding row, column or box: prune :: Matrix [Char] ? Matrix [Char] 1 1 2 4 1 3 3 4 1 2 4 3 3 4 24 And Again Pruning may leave new single entries, so it makes sense t
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