Just in case you find yourself with loads of free time because I am not being the good daily blogger, here is something to keep you busy. It is likely the most addictive and challenging puzzle I have attacked in my life. Oh, and in case you don’t have that kind of free time, you can do simpler Sudoku here.
Don’t say I didn’t warn you. (Yes, I am still stuck at 159. I don’t want to talk about it.)
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