Thermo Sudoku: Digits increase along the thermometers starting from the bulb.
Renban Sudoku: Digits on the purple line are Renban lines. Each line contains a set of consecutive, non-repeating numbers in any order.
Palindrome Sudoku: Digits on the yellow line form a Palindrome, and reads the same forwards and backwards.
Solution code: Row 6
on 21. August 2021, 10:48 by StefanSch
Was für eine meisterhafte Konstruktion! Aber ohne schweres Logigwerkzeug kaum zu knacken.