Logic Masters Deutschland e.V.

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

Two Truths and a Lie: Each clue outside the grid is true for exactly two of the following rules.

X-Sums: Clues outside the grid indicate the sum of the first X digits in that respective row or column, where X is the first digit seen from the clue.

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.

Skyscrapers: Each digit in the grid represents a skyscraper of the corresponding height. Clues outside the grid indicate how many buildings can be seen from that direction, where higher buildings block the visibility of lower buildings.

Expected Difficulty: 2 stars

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