Logic Masters Deutschland e.V.

Extended Sudoku rules apply, place the digits 0-9 in each row, column, and box, however there will be one digit in each that does not fit. This digit can vary between rows, columns, and boxes and needs to be determined by the solver.

XV: Digits separated by an X add to 10, those separated by a V add to 5.

Odd: Digits in a grey circle are odd.

Kropki: Digits separated by a white dot are consecutive.

Knights Move: Digits separated by a chess knights move cannot contain the same digit.

Solve on CTC