Double Dot Fun
by FullDeck and Missing a Few Cards Open on SudokuPad
Heartburn
- Kropki dots
- Double arrows
The brief
- Normal sudoku rules apply. - Double arrows: Digits along a line sum to same total as the digits in the circles connected to the line. - Kropki pairs: Digits separated by a black dot are in a 1:2 ratio. Digits separated by a white dot are consecutive.