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.
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Puzzle No.47
This is an Extra Region Sudoku from the Bulgarian Sudoku Championship - 2007.
6 comments:
How long did you take to solve it?
Post your timings here.
I solved it in 9m 5s.
Its a very interesting puzzle. I enjoyed solving this one!
cud do in 10 mins
solved in 9min 20sec
I solved it in 13min 42sec :|
Got stuck in the middle...was quite interesting.
5'57". No big difficulty.
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