Normal sudoku rules apply.
Knight's Move: Cells separated by a knight's move (in chess) must be different.
German Whispers: Consecutive digits along a green line must have a difference of at least five. Digits may repeat along a line if allowed by other rules.
Kropki: Cells separated by a black dot must have a 1:2 ratio. Not all dots are given.
XV: Cells separated by a V must sum to five. Not all Vs are given.
Solution code: Row 2 followed by row 9. 18 digits.
on 9. December 2022, 23:25 by chain.reader
Very nice.
the first part of the break-in is not that difficult, the secondary 'aha!' moment right after the breakin-in was great.
It gets a bit harder midway through but not outrageously so.
Difficulty: | |
Rating: | 89 % |
Solved: | 117 times |
Observed: | 8 times |
ID: | 000C9T |