sudoku solver app

1 classSolution {2 Public:3 voidSolvesudoku (vectorChar>>Board) {4 Sudoku (board);5 }6 Private:7 BOOLSudoku (vectorChar>>Board)8 {9 for(inti =0; I 9; ++i) {Ten for(intj =0; J 9; ++j) { One if(Board[i][j] = ='.') { A for(intK =0; K 9; ++k) { -BOARD[I][J] ='1'+K; - if(IsValid (board, I, J) Sudoku (board))retur

for(intCol =0; Col 9; ++Col) { + if(Board[row][col] = ='.'){ - for(inti =1; I 9; ++i) { theBoard[row][col] ='0'+i; * if(checkvalid (board, Row, col)) { $ if(Dosudoku (board)) {Panax Notoginseng return true; - } the } +Board[row][col] ='.'; A } the return false; +

+'1'; if(IsValid (board,i,j)) DFS (board); if(!flag)//If no workable solution is found, the restorationBOARD[I][J] ='.'; Else //have found a workable solution, return directly, not continue the next cycle return; } if(k==9)//Maintenance If the fill 1-9 is not satisfied, the previous results have a problem return; } if(i==8 j==8)//found a workable solution.Flag =true; } } voidSolvesudoku (vect

; + } - } + } A return true; at } - - Private BooleanIsValid (Char[] board,intRowintCol) { - //TODO auto-generated Method Stub - for(inti=0;ii) { - if(i!=rowboard[i][col]==Board[row][col]) in return false; - } to for(inti=0;ii) { + if(i!=colboard[row][i]==Board[row][col]) - return false; the } * for(intI= (ROW/3) *3;ii) { $ f

Solving SudokuWrite a program to solve a Sudoku puzzle by filling the empty cells.Empty cells is indicated by the character ‘.‘ .Assume that there would be is only one unique solution.A Sudoku Puzzle ...Ideas:Search Plus pruning.First set up 3 auxiliary two-dimensional arrays: rows, columns, grids to maintain the current Sudoku State, Rows[i][k] (1It then reads t

Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells is indicated by the character ‘.‘ .Assume that there would be is only one unique solution.A Sudoku Puzzle ...Test instructions: Sudoku gameThinking: Backtracking, is not a long time no write, open tag array is always wrongClass Solution {Public:bool check (vectorLeetcode

Problem Description:Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells is indicated by the character ‘.‘ .Assume that there would be is only one unique solution.A Sudoku Puzzle ...... and its solution numbers marked in red.Basic idea:Search by backtracking.Code: BOOL Sudoku (int row, int col, int num, vector[Leetcode]

Title Description:Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells is indicated by the character ‘.‘ .Assume that there would be is only one unique solution.A Sudoku Puzzle ...... and its solution numbers marked in red.Problem Solving Ideas:The subject uses backtracking and HashSet methods. For each blank position, the temptation is to use a number between ' 1 '-' 9 ', if the

Title Address: https://leetcode.com/problems/sudoku-solver/Problem Analysis: Use the most stupid method, the line priority traversal need to fill the empty, use 1 to 9 to try, and then determine whether to meet the conditions, if not meet the criteria to try the next number, if the condition is eligible to try to fill the next empty. Implemented using recursive methods.Topic Answer: Public classSolution { P

https://oj.leetcode.com/problems/sudoku-solver/http://blog.csdn.net/linhuanmars/article/details/20748761Publicclasssolution{publicvoidsolvesudoku (char[][] Board) {resolve (board,0,0); }privatebooleanresolve (Char[][]b, //currentboard inti,// currentrow NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;INTNBSP;J) // Currentcol{//goesto nextrowif (j==9) nbSp;returnresolve (b,i+1,0); //no

Seek Sudoku, only ask to make an answer.Just beginning to understand test instructions wrong, think the answer is unique, so did not do it for a long time, found that the answer is not unique after using backtracking. (or a reference to others)public class Solution {public void Solvesudoku (char[][] board) {hashset[] HashSet = new Hashset[27];for (int i = 0; I Backtracking is still relatively simple, that is, in the implementation of the time, if you

037 Sudoku SolverThis problem I pure violence search certainly can optimize, too lazy to see ...classSolution:def __init__(self): self.b= [] defSolvesudoku (self, Board): self.b=board[:] Self.solve (0, 0) forIinchRange (0,9): forJinchRange (0,9): Board[i][j]=Self.b[i][j]defSolve (self, I, j):ifJ >= 9: returnSelf.solve (i+1, 0)ifi = = 9: returnTrueifSELF.B[I][J] = ='.': forKinchRange (1, 10): Self.b[

Sudoku SolverClass Solution: # @param {character[][]} board # @return {void} do not return anything, modify board In-place Instea D. def solvesudoku (self, Board): def check (x, y): temp = board[x][y]; Board[x][y] = '. ' For I in Xrange (9): if board[i][y] = = Temp:return False for J in Xrange (9): if B OARD[X][J] = = Temp:return False for i in Xrange (3): for J in Xrange (3): if B oard[(X/3) + i][(Y/3) * + j] = = Temp:return False Board[x]

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. Method: the key to solving this problem is to try it one by one in the alternative set. Not every space can start with a unique fixed number. class Solution {public:

Label: Java leetcode 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. Idea 1: use violent DFS public class Solution {private boolean isValidSudoku(char[][] board, int row, int column) {int i, j;int[] va

Label: style blog HTTP color Io AR for SP Div Question: 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. This question is more difficult than determining whether the question value is valid. Ther

; } } return true; } Public Static voidMain (string[] args) {//TODO auto-generated Method Stub Char[] board = { { ' 5 ', ' 3 ', '. ', '. ', ' 7 ', '. ', '. ', '. ', '. ' }, { ' 6 ', '. ', '. ', ' 1 ', ' 9 ', ' 5 ', '. ', '. ', '. ' }, { '. ', ' 9 ', ' 8 ', '. ', '. ', '. ', '. ', ' 6 ', '. ' }, { ' 8 ', '. ', '. ', '. ', ' 6 ', '. ', '. ', '. ', ' 3 ' }, { ' 4 ', '. ', '. ', ' 8 ', '.

Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells is indicated by the character ‘.‘ .Assume that there would be is only one unique solution.A Sudoku Puzzle ...... and its solution numbers marked in red.idea 1: Use a violent Dfspublic class Solution {private Boolean Isvalidsudoku (char[][] board, int row, int column) {int i, j;int[] valid1 = new int [10];int[] Valid2 = new int[1

#Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells is indicated by the character ‘.‘ .Assume that there would be is only one unique solution.A Sudoku Puzzle ...... and its solution numbers marked in red.Classsolution (object):defSolvesudoku (self, Board):""": Type BOARD:LIST[LIST[STR]]: rtype:void do not return anything, modify board In-place instead. """ defisValid (x,

Leetcode Note: Sudoku Solver I. Description 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. The following photo is a sudoku puzzle... ... And its solution numbers marked in red: VcD4NCjxw