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Sudoku Solver

, 27 May 2006 20.2K 701 11
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The souurce code solves the soduku(Medum Level)
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   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
             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


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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.

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

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