X-Sums is one of these classic variants that I really like, but they are rarely seen nowadays. So I made one.
Links:
If you are enjoying puzzles with outside sums, I recommend my previous three puzzles:
The Ballad of the Puppets
Three Little Birds
The Swarm
License: CC BY 4.0
Solution code: Column 5
on 26. April 2022, 21:55 by ako
Very entertaining! While I appreciated the benefit of the 39 immediatelly, the 34 made me jump. TWICE!
on 5. October 2021, 13:09 by Ragna
Wunderschön - wie immer :-))
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