Monday 25 September 2017

Solution to Sudoku no 117

Here is my original version of the solution:


Here is another version from Ahmed El Gendy, a member of the Sudoku Puzzles Facebook group. It took him 15 minutes to complete:


...and here is another one, which Mustapha Maazouz took 3 days to finish:


This version was provided by Dolgorsvren Gunaasvren: