Logic Masters Deutschland e.V.

Solve in SudokuPad

• Place the digits 1-9 in every row, column and 3x3 box.
• For each region sum line (blue), digits on the line have an equal sum N within each box it passes through.
• Two cells connected by a German whisper line (green) must have a difference of at least 5.
• Two cells connected by a Dutch whisper line (orange) must have a difference of at least 4.
• Digits along an arrow sum to the digit in the circled cell.
• Cells joined by a white dot must have a difference of the indicated number.
• Cells joined by a black dot must have a ratio of the indicated number.
• Cells in cages must sum to the indicated number.