sudoku

Python sudoku checker Question: I’m working on an assignment for my CIS class in python. We have to code a Sudoku checker. In a 9×9 board we obviously have to check each row, col and 3×3 square for duplicates. I’m a little stuck on the idea of how to check the numbers by a 3×3 …

How to remove convexity defects in a Sudoku square? Question: I was doing a fun project: Solving a Sudoku from an input image using OpenCV (as in Google goggles etc). And I have completed the task, but at the end I found a little problem for which I came here. I did the programming using …