Logic Masters Deutschland e.V.

Sudoku: Normal Sudoku rules apply; place the digits 1-9 once in every row, column, and 3x3 box.

Renban Line: Magenta lines contain a set of non-repeating consecutive values in any order.

Modular Line: Any three adjacent values on a teal line must have different remainders modulo 3 (i.e. one each from the sets of {1,4,7}, {2,5,8}, and {3,6,9}).

Black Kropki Dots: Digits separated by a black dot have a ratio of 1:2.

White Kropki Dots: Digits separated by a white dot are consecutive.

Numbered Rooms: Clues outside the grid indicate the digit which has to be placed in the Nth cell in the corresponding direction, where N is the first digit seen in that direction.

Expected Difficulty: 2.5 stars

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