Normal Sudoku rules apply. Place the digits 1 through 9 into each row, column, and 3x3 subgrid so that each digit appears exactly once.
German whisper lines: Two cells connected by a German whisper line must have a difference of at least 5.
Renban lines: Every renban line contains a set of consecutive digits in any order, without repeats.
Region sum lines: For each line, digits on the line have an equal sum N within each box it passes through.
Click the image to solve it on Sudokupad.
Solution code: box 5 in order
on 19. July 2026, 11:46 by Chaka
Really cool and challenging puzzle for me! But probably not 5* difficulty. Thanks a lot for sharing!
| Difficulty: | ![]() |
| Rating: | 75 % |
| Solved: | 26 times |
| Observed: | 0 times |
| ID: | 000TNZ |
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