sudoku python code

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Python implements the code for solving the sudoku program.

Python implements the code for solving the sudoku program. I accidentally found that a Sudoku game came along with the linux system and played a few games. Instead, I was a Sudoku cainiao. I had never played it before, and I had to make a mess in a few steps. Therefore, it i

Leetcode Notoginseng Sudoku Solver (C,c++,java,python)

Solvesudoku (vectorPython source code (636MS):Class Solution: # @param {character[][]} board # @return {void} do not return anything, modify board In-place Instea D. def solvesudoku (self, Board): self. SudoKu (board,0,0) def SudoKu (self,board,i,j): If I==8 and J==9:return True if j==9:i+=1;j=0 if boa Rd[i][j]!= '. ': if self.

Leetcode Valid Sudoku (C,c++,java,python)

Problem:Determine if a Sudoku is valid, according To:sudoku puzzles-the Rules.The Sudoku board could be partially filled, where empty cells is filled with the character ‘.‘ .A partially filled sudoku which is valid.Note:A Valid Sudoku board (partially filled) is not necessarily solvable. Only the filled cells need to b

[Leetcode] (python): 036-valid Sudoku

Source of the topic:https://leetcode.com/problems/valid-sudoku/ Test Instructions Analysis:Judging whether a Sudoku can satisfy the rules, that is, column lines and small nine Gongge are both included and only 1 to 9. Topic Ideas:Just start to see this topic when think is to first to fill out the Sudoku, you can fill it is true, whether the false. But

How does Python determine whether a Sudoku is valid?

How does Python determine whether a Sudoku is valid? Introduction This Sudoku may only contain some numbers, and the missing numbers are represented. Notes A legal Sudoku (partial filling only) is not always solvable. We only need to make the filled space valid. Disintegration ideas Pre-process the

[Leetcode] (python): 037-sudoku Solver

Source of the topic https://leetcode.com/problems/sudoku-solver/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. Test instructions Analysis Input:a Unsolved SudokuOutput:a solved SudokuConditions: Meet the Sudoku condition, j

Python-based Sudoku Algorithm Instances and python Algorithm Instances

Python-based Sudoku Algorithm Instances and python Algorithm Instances This example describes how to implement the sudoku Algorithm in python. Share it with you for your reference. The details are as follows: #-*-Coding: UTF-8-*-''' Created on 2012-10-5 @ author: Administrat

Python uses OpenCV to handle Sudoku problems

Original link: http://codewenda.com/python%E4%BD%BF%E7%94%A8opencv%E5%A4%84%E7%90%86sudoku%E9%97%AE%E9%A2%98/I'm doing an interesting project: use OpenCV to resolve Sudoku from the input image (e.g., Google Goggles, etc.). I have finished the task, but in the end I found a little problem with my coming here.I use the Python API of OpenCV 2.3.1 to program.Here's w

[Leetcode] (python): 037-sudoku Solver

Source of the topic:https://leetcode.com/problems/sudoku-solver/ Test Instructions Analysis:This topic is the evolutionary version of the previous question. Fill out a Sudoku. Topic Ideas:This problem is solved directly with DFS violence. Please fill in the "*" with (1-9) directly. The complexity of time is relatively high. Note that the title requires no return value, so write a separate functi

[Leetcode] Sudoku Solver @ Python

]defDfs (self, board, p, LT, RT, BT): whileP andBOARD[P/9][P%9]! ='.': P+ = 1ifp = = 81: returnTrue I, J, K= P//9, p%9, P%9//3*3+P//9//3ifBOARD[I][J]! ='.': Self.dfs (board, p+ 1, LT, RT, BT)returnTrue can= (~ (Lt[i]|rt[j]|bt[k])) (0x1ff) Pre=Board[i] whileCan:num= can-can board[i][j]=Self.dt[num] Lt[i]|=Num RT[J]|=Num Bt[k]|=NumifSelf.dfs (board, p + 1, LT, RT, BT):returnTrue Board[i][j]='.'Lt[i]= ~Num RT[J]= ~Num Bt[k]= ~Num can-=NumreturnFalseProblem Solving idea 2: (this version

[Leetcode] [Python]36:valid Sudoku

, 9):If board[i][x] = = '. ':Continuen = board[i][x]If n in D:Return FalseD[n] = TrueD_row[i] = TrueIf J not in D_col:D = {}For y in xrange (0, 9):If board[y][j] = = '. ':Continuen = board[y][j]If n in D:Return FalseD[n] = TrueD_COL[J] = TrueReturn Truedef main ():Sol = solution ()board = ["53..7 ...","6..195 ...",". 98....6.","8...6...3","4..8.3..1","7...2...6",". 6....28.","... 419..5 ",".... 8..79 "]Print Sol.isvalidsudoku (board)if __name__ = = ' __main__ ':Import timeStart = Time.clock ()Ma

[Leetcode] [Python]37:sudoku Solver

]! = '. ' and Board[ii*3+row][jj*3+col] in s:S.remove (Board[ii*3+row][jj*3+col])return sdef solveSudoku2 (board, position):I, j = positionif i = = 9:Return TrueIf board[i][j] = = '. ':Nums = valid_nums (board, position)For N in Nums:BOARD[I][J] = nIf SOLVESUDOKU2 (board, next_position (position)) is True:Return TrueBOARD[I][J] = '. 'ElseReturn SOLVESUDOKU2 (board, next_position (position))SOLVESUDOKU2 (board, (0, 0))def print_board (board):Print "-" * 30For row in board:For x in row:Print "%s"%

Python makes a Sudoku mini-game

Recently read some of Python's knowledge, here to record. 1. First is the installation, download the latest version 3.6 on the official website, the installation should pay attention to the following check the add to PATH, the installation will automatically write to the environment variables inside, if not checked, you can reinstall, or configure environment variables, here I will not say much.Install and then command line input python-v appears on t

Leetcode Sudoku Solver python

#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,

JS Imitation mobile phone terminal Nine Sudoku login function to achieve code _JAVASCRIPT skills

Recently there is no project to do, free to write a small demo, is hereby share to the cloud Habitat Community Platform for your reference, this article is not good to write the heroes forgive me! The functionality and method logic are commented in the code. So trouble everyone to see the code directly. The effect is as follows: Words not much to say directly on the

Example of how to implement a Sudoku Algorithm in python

Example of how to implement a Sudoku Algorithm in python This example describes how to implement the sudoku Algorithm in python. Share it with you for your reference. The details are as follows: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

jquery developed Sudoku Game Code _jquery

Using a lot of jquery plug-ins, support the mouse wheel to select the number. There are no advanced technical points. Work reasons for a long time did not update, the specific code are some of the memory is not clear, you are welcome to shoot bricks. Screenshots: Demo Address: http://demo.jb51.net/js/jsukudo/index.html Download Address: Jsukudo20081110v0.3.0.5.zip Download list: Http://code.google.com/p/jsukudo/downloads/list JS files to use

How Python judges whether Sudoku is legal _python

Introduced The Sudoku may only be populated with partial numbers, in which the missing digits are used. Said. Attention matters A valid Sudoku (only partially populated) is not necessarily solvable. We just need to make the padding space valid. Thoughts of disintegration The Sudoku is preprocessed according to rows, columns, and blocks, and then separately j

Code implementation of the Sudoku solution applet

This article shares the code of the small program for solving the problem of Sudoku. I used Java to write a small program for solving the problem of 9x9 sudoku. I used the exhaustive method to solve the problem. The code is as follows: Package Test; public class SensibleGame {/*** @ param args */int [] [] mainNumber;

Sudoku Brute Force Code by Unity

;}}Reset to 0 if all numbers are not available and return to the previous layerSudolist[r][c].value = 0;return false;}Detects if a cell is available with a numberpublic static bool Checknumbervalid (int rindex, int cindex, int value){Yesfor (int c = 0; c {if (c! = CIndex Sudolist[rindex][c].value = = value){return false;}}Columnfor (int r = 0; r {if (r! = Rindex Sudolist[r][cindex].value = = value){return false;}}Palacefor (int g = RINDEX/3 * 3; g {for (int i = CINDEX/3 * 3; i {if (g! = Rindex

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