This simple program will take a sudoku puzzle file in the below format, and solve it, saving the solution to a separate file.
Made for ICS4U1, or Grade 12 Computer Science, in Python 2.
906137258
370045601
125698047
239784516
584060723
617352089
851476902
702513864
463829075
A zero represents an empty space. The file, preferably a .txt file, must be 9 lines of 9 characters.