Logic Masters Deutschland e.V.

Rules

1. Base
Normal Sudoku rules apply.

2. Sandwich
Digits between 1 and 9 in an indicated row or column must sum to the clue outside the grid.

More Sandwich Sudoku puzzles
This puzzle appears as puzzle #116 in my book 128 Handcrafted Sandwich Sudoku. If you enjoyed solving it, you'll find 127 more handcrafted Sandwich puzzles in the full volume, ranging from beginner-friendly introductions to expert-level challenges.

Discover the series
128 Handcrafted Sudoku Variants is an ongoing series where each volume explores a new Sudoku variant. Every book gradually progresses from easy 4×4 puzzles to expert 9×9 challenges, making the series suitable for both newcomers and experienced solvers.