German Whispers: Adjacent digits along a line must differ by at least 5.
Thermometers: Digits along a thermometer must increase starting at the bulb end.
f-puzzles: https://f-puzzles.com/?id=ygbcd3zj
CTC: https://tinyurl.com/57jbtfyb
Lösungscode: Row 1 + Column 7 (18 digits)
am 3. September 2021, 21:00 Uhr von SSG
Added CTC app link.
am 26. Juli 2021, 04:44 Uhr von SSG
Added tags
am 24. Juli 2021, 15:37 Uhr von SSG
Fixed typo in solution code.