Excel sudoku solver code code#

Remove the occurrences of the ‘n’ unique values from remaining cell’s possible’s list in that row / column / 3×3 grid.All possible values in those ‘n’ cells are exactly ‘n’ unique values.Check if any row, column or 3×3 block has ‘n’ cells such that, (n>1).In my personally created Excel sudoku solver model, I have 729 variables that I want. The file is unlocked, so if you are curious, go around and poke the code.Īnd if you are interested in writing your own sudoku solver, here is a basic algorithm: Also, Andrew, am I allowed to distribute modified OpenSolver code. This worked very well but then I got too ambitious for these tools.

Excel sudoku solver code code#

It has macros, so enable them when you download the file. Since my only recent programming was using Visual Basic to write Excel macros I decided to use Excel as the front end and write all the code in VB. He is kind enough to let me share this with all of you.Ĭlick here to download the sudoku solver workbook. So naturally I jumped with joy when I saw Sanjay’s excel macro for solving sudoku. Line 80-97 This function will simply put the numbers on the image/board. Line 49-77 This function will extract the digit cell from the puzzle and return it so that the mnist model could identify the number in it. I am a huge sudoku fan and I solve sudoku whenever I have few minutes to kill. Apply four point transformation to get the straight view of the puzzle and return it. Sudoku is a very effective way to keep your brain cells ticking. Each of the 9 rows, columns and 3×3 blocks should be filled in such a way that they have all the numbers from 1 to 9. Sudoku is a very famous number based puzzle with a 9×9 grid of cells. In his spare time he wrote a small VBA macro to solve Sudoku. Sanjay, my colleague is an avid programmer and excel enthusiast.