Rules:
Normal sudoku rules apply.
Ten Lines: A Ten Line can be divided into one or more non-overlapping segments that each sum to 10. Digits may repeat on Ten Lines if allowed by other rules.
Friendly: A digit in a friendly cell matches at least one of the row, column, or box number.
The finished grid contains the minimum number of friendly cells (15 cells).
Each line must contain exactly one friendly cell.
Puzzle Link:
SudokuPad (with solution check)
My youtube channel on solving sudoku: Crusader Puzzle
Solution code: Row 4 Column 4
on 11. May 2024, 22:00 by isajo4002
very nice puzzle and the fact that there is only one friendly cell on the line and that there are 15 friendly cells really makes you think about it. Great puzzle!!!
Reply: Thank you very much!
on 25. April 2024, 20:11 by Allagem
Great job showcasing some unique interactions between two rare constraints! I feel more enlightened about both constraints now :)
Reply: Thank you for the solve and kind comment Allagem!
on 23. April 2024, 10:43 by ademjaz
Very nice!
Reply: Thank you very much ademjaz!