Logic Masters Deutschland e.V.

Vault

Rules:

1. Standard: Normal sudoku rules apply.

2. Standard killer: Cells in cages must sum to the clue in the top left corner of the cage.

3. Standard arrow: Cells along an arrow must sum to the total in the arrow's circle.

4. Standard little killer: Cells along indicated diagonals must sum to the total given.

5. Standard Sudoku X: Both main diagonals must include all digits from 1 to 9.

6. Standard sandwich: Cells between 1 and 9 must sum to the clue for the indicated column.

7. Standard thermometer: Cells along a thermometer must increase from bulb end.

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I hope you enjoy the puzzle. Feel free to leave comments.

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