Place the digits from 1 to 9 in every row, column and 3x3-block. The small numbers in the dotted outlined areas are the sum of the digits in that area. Within a dotted outlined area all digits must be different.
The author of the puzzle is my friend 胡蒙汀(Hu Meng Ting) from China.I hope you like it and would appreciate any form of feedback.
Solution code: Row 6, followed by coloum 8.
on 8. October 2020, 12:04 by DarkChord
I really like your use of the geometry there! It was a fun puzzle to solve
on 26. August 2020, 05:28 by panthchesh
Thank you for the puzzle :)
on 25. August 2020, 13:05 by Rollo
Großartig!
on 25. August 2020, 08:28 by Statistica
Nice and not complicated (if you follow the hints...)