I solved this Nightmare level #Sudoku puzzle in 5:05 using autopencil and not hints! EnjoySudoku.com pic.twitter.com/Eqr89lcyhR
I solved this Nightmare level #Sudoku puzzle in 12:40 using autopencil and not hints! EnjoySudoku.com pic.twitter.com/qsgUuXh8Jm
I solved this Diabolical level #Sudoku puzzle in 4:12 using autopencil and not hints! EnjoySudoku.com pic.twitter.com/cxavJDyVay