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 ...
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其他好文 时间:
2014-11-04 10:36:03
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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 on...
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其他好文 时间:
2014-11-04 10:35:34
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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 puzzle....
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其他好文 时间:
2014-11-01 21:52:53
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250
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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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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212
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