Solution code: Row 5 followed by column 2, as a single 18-digit string.
on 19. February 2023, 20:09 by zrbakhtiar
https://f-puzzles.com/?id=2lyu7tgq
on 19. July 2020, 18:50 by logopolys
Added Penpa link.
on 11. June 2020, 15:31 by logopolys
Clarified that thermometer bulbs are not in the middle of thermometers.
on 11. June 2020, 01:09 by logopolys
Each thermometer contains either all odd digits or all even digits.
on 11. June 2020, 00:32 by dm_litv
All have the same parity.
on 10. June 2020, 23:42 by sf2l
what do you mean with "the digits share odd/even parity"? that in each thermometer with different parity should alternate ABABAB? They should all have the same parity? or that there should be at least one even and one odd digit in each thermometer? Or what?