Logic Masters Deutschland e.V.

• "Hexed": Fill every row, column, and box with an identical set of 9 unique numbers, selected from the numbers 1-15 (Alternatively, in hexadecimal, 1-F).
• Killer: The cells in each cage must sum up to the number in the cage's top left corner, and numbers cannot repeat within a cage. (Cage sums are in base 10)
• Full Kropki: White dots join cells with consecutive numbers. Black dots join cells with a 1:2 ratio. The dot between 1 and 2 may be either white or black. ALL possible dots are given.

SudokuPad/CTC: https://tinyurl.com/yc29znfy
(Open settings and enable letter tool)

(Hexadecimal cheatsheet)

• A = 10
• B = 11
• C = 12
• D = 13
• E = 14
• F = 15