Logic Masters Deutschland e.V.

More zipper/ziffer fun! Hope you enjoy, and thanks for playing!

Rules:
Place the digits 1-9 once each in each row, column, and box.

Along a line, any two cells an equal distance from a cell with a lavender dot must sum to the digit in that cell.

Any two cells an equal distance from a mint dot must have a difference equal to the digit in that cell.

The cell with a grey circle is odd.

Play here on SudokuPad