Play the best sudoku shared by the free-sudoku.com surfers. The black grids are the most difficult and the green the easiests. Blue are medium and red are expert.
Good Very tired but I decided to solve this puzzle because I have solved a similar puzzle in 2017. Initially it seem impossible to solve this puzzle without making a guess but after spending some amount of initial time studying where to think in the box to get
good Happy New Year! Obstruction is now on the table. Wooww!!! I know 17 Sudoku puzzles that tempt you to guess when closing in to the end but this I will never succumb to this one. That was a break through. Happy Monday.