leetcode: 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
classSolution {publicbooleanisValid(charboard[][],introw,intcol,charc) {for(inti = 0; i < 9; i++) {if(board[i][col] != '.' && board[i][col] ==c)returnfalse;//检查行if(board[row][i] != '.' && board[row][i] ==c)returnfalse;//检查列if(board[3 * (row / 3) +...
(Java) LeetCode 37. Sudoku Solver —— 解数独 Write a program to solve a Sudoku puzzle by filling the empty cells. A sudoku solution must satisfy all of the following rules: Each of the digits 1-9 must occur exactly once in each row. Each of the digits 1-9 must occur exactly once ...
代码: publicclassSolution {publicvoidsolveSudoku(char[][] board) {if(board ==null|| board.length == 0)return; solve(board); }publicbooleansolve(char[][] board){for(inti = 0; i < board.length; i++){for(intj = 0; j < board[0].length; j++){if(board[i][j] == '.'){for...
LeetCode - Sudoku Solver Sudoku Solver 2014.2.28 21:30 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.
[LeetCode] 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 puzzle... ...and its solution numbers marked in red....
Leetcode: Sudoku Solver . You may assume that there will be only one unique solution. 1. 2. 又是一道NP的问题,这种问题时间复杂度就不用考虑了,肯定是指数量级的,参考了一下别人的思路,这道题的思路与N-Queens,Permutations问题比较相似, 简单地说思路就是循环处理子问题,对于每个格子,带入不同的9个...
[LeetCode] Sudoku Solver(迭代) 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... ...and its solution numbers marked in red....
https://github.com/grandyang/leetcode/issues/37 类似题目: Valid Sudoku Unique Paths III 参考资料: https://leetcode.com/problems/sudoku-solver/ https://leetcode.com/problems/sudoku-solver/discuss/15853/Simple-and-Clean-Solution-C%2B%2B
【leetcode刷题笔记】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 puzzle... ...and its solution numbers marked in red....