This blog deals with grid-based puzzles and the various types of logic and ideas used to solve them. It also contains notices, information and results about various puzzle and sudoku championships across the globe.
Puzzle No.179
This is a Ring Sudoku from Sudokucup 1 made by Karel Tesar.
How long did you take to solve it?
ReplyDeletePost your timings here.
I solved it in 7m 8s.
ReplyDeleteThis time includes transfering the digits into a Classic Sudoku, solving the Classic, and transferring the digits back into the ring.