Sudoku SolverWrite a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character '.'.You may assume that th...
                            
                            
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其他好文   时间:
2014-11-01 21:39:57   
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                                Valid SudokuDetermine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules.The Sudoku board could be partially filled, where empty cells are...
                            
                            
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其他好文   时间:
2014-11-01 20:31:15   
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                                我费了这么大劲写了一个数独模板,好看又好用……...
                            
                            
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其他好文   时间:
2014-10-30 19:18:38   
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                                问题描述:
Determine if a Sudoku is valid, according to: 
Sudoku Puzzles - The Rules.
The Sudoku board could be partially filled, where empty cells are filled with the character
'.'.
A partially...
                            
                            
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其他好文   时间:
2014-10-30 09:35:00   
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148
                             
                    
                        
                            
                            
                                这道题考查对二维数组的处理,哈希表。
1.最自然的方法就是分别看每个数是否符合三个规则,所以就需要相应的数据结构来
记录这些信息,判定是否存在,显然最先想到用哈希表。
2.学会把问题抽象成一个个的子问题。
3.在索引的构建上下工夫。
4.底层数组如何对应的细节没有那么重要,重要的是构成了问题的全集。
代码:
附图:一趟遍历时根据i,j,对应到具体的grid,这里的构造模式有多种(??...
                            
                            
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其他好文   时间:
2014-10-29 22:20:29   
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                                Write a program to solve a Sudoku puzzle by filling the empty cells.
Empty cells are indicated by the character '.'.
You may assume that there will be only one unique solution.
A sudoku...
                            
                            
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其他好文   时间:
2014-10-25 17:27:41   
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232
                             
                    
                        
                            
                            
                                Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules.
The Sudoku board could be partially filled, where empty cells are filled with the character '.'.
A partially fille...
                            
                            
                                分类:
其他好文   时间:
2014-10-25 17:27:30   
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172
                             
                    
                        
                            
                            
                                题目:Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character'.'.You may assume that there will be...
                            
                            
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其他好文   时间:
2014-10-25 00:46:35   
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227
                             
                    
                        
                            
                            
                                题目:Determine if a Sudoku is valid, according to:Sudoku Puzzles - The Rules.The Sudoku board could be partially filled, where empty cells are filled wi...
                            
                            
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其他好文   时间:
2014-10-24 14:15:06   
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174