Logic Masters Deutschland e.V.

Tri-Mod

Rules:

• Normal 9x9 sudoku rules apply.
• Every 3 consecutive cells along a 3-modular line must contain a complete set of residuals modulo 3. i.e: one from (3,6,9), one from (1,4,7) and one from (2,5,8).
• Every digit on a red-orange parity line must alternate between even and odd.
• Digits on pink renban lines must be consecutive, however not necessarily in order.
• Digits in quadruples must go in the cells it borders.

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Have fun!