Write a program to solve a Sudoku puzzle by filling the empty cells. A sudoku solution must satisfy all of the following rules: Each ...
Sudoku Solver 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 p ...
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Write a program to solve a Sudoku puzzle by filling the empty cells. A sudoku solution must satisfy all of the following rules: Each ...
Question 1(Valid Sudoku): Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules. The Sudoku board could be partially filled ...
題目: Write a program to solve a Sudoku puzzle by filling the empty cells. Empty cells are indicated by the character '.'. You may assume ...
原題地址:https://oj.leetcode.com/problems/sudoku-solver/ 題意: Write a program to solve a Sudoku puzzle by filling the empty ...
http://oj.leetcode.com/problems/sudoku-solver/ 思路: 和前面一題Valid Sudoku相比,題目的輸入保證是有效的。這樣用回溯法我們只要檢查新加入的值能否在行、列以及小方塊里有效即可,沒有必要檢查整個矩陣。 ...
Valid Sudoku Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules. The Sudoku board could be partially filled, where empty ...
http://oj.leetcode.com/problems/valid-sudoku/ 思路: 按行,按列,再按3 * 3小方塊檢查,只要都通過就返回true,不然就是false。 ...
題目: Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules. The Sudoku board could be partially filled, where empty cells ...