Quadruple Sudoku
Solve online in F-Puzzles (thx Nick Smirnov!)
Place the digits from 1 tot 9 in every row, column and 3x3-block. Each set of four digits in the intersection of two lines indicates the digits that have to be placed in the four adjacent cells.
Solution code: Column 4, followed by column 6.
on 14. July 2022, 09:29 by Richard
Added link and tag for online solving. Thx Nick!
on 30. November 2020, 15:57 by Nick Smirnov
Correct representation of the puzzle:
https://f-puzzles.com/?id=y3z7x3xp
on 5. November 2020, 04:46 by jchan18
https://f-puzzles.com/?id=yyjkhpqs
on 8. June 2016, 05:13 by ohm0123
It's really funny. great.
on 28. April 2016, 14:34 by Richard
Go for it Martin! Only 80 sudokus to go in 9 days before the DSM, so that can be reached by solving 9 per day! :-)