Logic Masters Deutschland e.V.

Mysterious Clues

Rules:

• Normal sudoku rules apply.


• Digits separated by a V sum to 5. Not all V's are given.


• There are exactly 2 instances of each of the following clue types outside the grid: X-sums, Sandwich, Skyscraper, and Numbered Rooms. For the grey lines within the grid, there are exactly 2 instances of each of the following clue types: Alternating Parity lines, German Whisper lines, Renban lines, and Entropic lines.

SudokuPad link

Enjoy!

Outside Clue definitions:

• X-Sums: Clues outside the grid indicate the sum of the first X digits in that row, where X is the first digit in that row.


• Sandwich: Clues outside the grid show the sum of the digits sandwiched between the 1 and the 9 in that row.


• Skyscraper: Clues outside the grid give the number of digits visible from the clue's position, where larger digits block the view of smaller ones.


• Numbered Rooms: The digit outside the grid must be placed in the Nth position in the row, where N is the first cell in that row.

Line Clue definitions:

• Alternating Parity Lines: Adjacent digits along the line must alternate between odd/even.


• German Whisper lines: Adjacent digits along the line must have a difference of at least 5.


• Renban Lines: Digits along the line must form a non-repeating set of consecutive digits.


• Entropic Lines: Any set of three digits along the line must contain a low digit (123), a middle digit (456), and a high digit (789) in some order.