Click here to Skip to main content
12,300,841 members (64,430 online)
Click here to Skip to main content
Add your own
alternative version


11 bookmarked

Sudoku Solver

, 27 May 2006
Rate this:
Please Sign up or sign in to vote.
The souurce code solves the soduku(Medum Level)
<!-- Article Starts - DO NOT ADD HTML/BODY START TAGS-->


   This is the source by which the Sudoku puzzle can be solved upto  MEDIUM Level


    This puzzle is solved by two Main Functions

       1. findpossibilities()

               This function helps in finding all the possibilities of values that can be in a single cell.

here is the main part that finds the possibilities


For i = 0 To 8     For j = 0 To 8         If B(i, j) = 0 Then                         'check row             For l = 0 To 8                 If B(i, l) <> 0 Then                     temp = B(i, l) - 1                     mem(i, j, temp) = 0                 End If             Next l

            'check column             For l = 0 To 8                 If B(l, j) <> 0 Then                 temp = B(l, j) - 1                 mem(i, j, temp) = 0                 End If             Next l

            'check cell 3 x 3             t1 = Int(i / 3)             t2 = Int(j / 3)             t1 = t1 * 3             t2 = t2 * 3             For l = t1 To (2 + t1)                 For m = (0 + t2) To (2 + t2)                     If B(l, m) <> 0 Then                         temp = B(l, m) - 1                         mem(i, j, temp) = 0                     End If                 Next m             Next l                     Else              For l = 0 To 8                 mem(i, j, l) = 0              Next l         End If     Next j Next i

       2. getmax()

              This function helps in finding the optimal value in the possibilities


This article has no explicit license attached to it but may contain usage terms in the article text or the download files themselves. If in doubt please contact the author via the discussion board below.

A list of licenses authors might use can be found here


About the Author

Diwahar A K
Web Developer
India India
Diwahar is a Telecom Engineer working in Leading Telecom Service provider in INDIA.
Diwahar graduated from Manonamanium Sundaranar University in 2002 with a B.E. in Electronics and Comm Engg.

You may also be interested in...

Comments and Discussions

GeneralMy vote of 3 Pin
ruddygonzalez23-Jul-12 20:07
memberruddygonzalez23-Jul-12 20:07 

General General    News News    Suggestion Suggestion    Question Question    Bug Bug    Answer Answer    Joke Joke    Praise Praise    Rant Rant    Admin Admin   

Use Ctrl+Left/Right to switch messages, Ctrl+Up/Down to switch threads, Ctrl+Shift+Left/Right to switch pages.

| Advertise | Privacy | Terms of Use | Mobile
Web02 | 2.8.160525.2 | Last Updated 28 May 2006
Article Copyright 2006 by Diwahar A K
Everything else Copyright © CodeProject, 1999-2016
Layout: fixed | fluid