Logic Masters Deutschland e.V.

This is the latest in my "Sandwiches Without Givens" series. Other puzzles in the series are:

• Product Killer
• Regional Sums Sandwich
• Sandwich Sweeper
• VXL Sandwiches
• Diagonally Cut Sandwich
• Ren Ban Sandwich
• Sandwich Capsules
• Palindrome Sandwiches
• Clue Sandwich
• 159 Sandwichs
• Friendly Sandwiches
• XV Sandwiches

The Rules:

1. Normal sudoku rules apply.
2. [Sandwich] Normal sandwich sudoku rules apply
3. [Box Indexing] The digits in box 1 indicate where the 1's appear in the grid by saying which box contains a 1 in that same position. The digits in box 9 also indicate where the 9's are in the same manner. For example:
   • A 4 in the center of box 1 (R2C2) would indicate there is a 1 in the center of Box 4 (R5C2).
   • A 7 in the upper right corner of box 1 (R1C3) would indicate that there is a 1 in upper right corner of box 7 (in R7C1).
   • 

The Puzzle:

F-puzzles: Click here CTC: Click here