Good Night Co-Captain by Fire Truck Fuel
Normal Sudoku rules apply.
Region Sum Lines - Box borders divide light blue lines into segments of equal sum.
Killer Cages - Values in cages sum to the small number at the top. "Box X" refers to the sum of a single complete 3x3 region. Which region and it's sum must be deduced by the solver.
German Whisper Loop - Values of adjacent cells on a green line must have a difference of at least 5.
Five Lines (V) - The values of each pair of adjacent cells along a red line sum to five.
Doubler Cells - The puzzle contains 9 doubler cells that do not repeat in any row, column or 3x3 box. Each of these cells contains a different digit and those digits must be multiplied by 2 to calculate the value of that cell. One doubler cell has been given and is marked by a pink square.
Solution code: Row 9
on 24. February 2025, 21:45 by FireTruckFuel
added hyperlink to puzzle and re-spaced text
on 5. February 2025, 14:46 by welgen
Great puzzle, I thorougly enjoyed it.
on 5. February 2025, 12:01 by FireTruckFuel
Adding image file
on 5. February 2025, 07:00 by josemadre
Impressive first construction! Looking forward to the next one
on 4. February 2025, 23:06 by FireTruckFuel
Link to puzzle is at the beginning of the rules
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