Rules:
The center of the looong palindrome is R5C6. (highlight to see)
Solve online:
CTC Another version using colored line for tracking purpose (The colors have no other meaning.)
Note: Answer check is only for sudoku cells.
Enjoy!
Lösungscode: Row 7 (9 digits)
am 6. August 2025, 04:44 Uhr von marcmees
incredible construction. very hard to unravel. thanks
am 3. August 2025, 17:57 Uhr von Qodec
Magnificent.
am 3. August 2025, 13:35 Uhr von Inge
Very hard but very nice puzzle!
Thanks
am 3. August 2025, 12:59 Uhr von Visumation
Very cool construction. Thanks
am 3. August 2025, 08:15 Uhr von Piatato
Lovely!
am 2. August 2025, 20:17 Uhr von AnebodaSlatorp
Challenging and fresh
am 2. August 2025, 20:00 Uhr von damo_89
Very impressive construction. Hardest thing I found was finding a notation method to keep track of everything. I found the letter tool and colours very useful. Once you find a suitable notation the logic isn't THAT hard..
am 2. August 2025, 14:10 Uhr von lcy.30
A nice colouring puzzle. The difficulty is just right for me.