Sudoku Variant 5: Odd Even Sudoku

Welcome to Odd/Even Sudoku! Shaded cells = odd digits only (1,3,5,7,9). White cells = any digit. Parity eliminates 4 candidates per shaded cell instantly!

🔲 Odd/Even Sudoku — Shaded = Odd Only

💡 Gray cells = odd digits (1,3,5,7,9). White = any digit 1–9.

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# What Is Odd/Even Sudoku? Shaded cells accept only odd digits. A row with 5 odd-only cells + 2 given odds = 7 cells forced odd — the remaining 2 MUST be even!

Tags: odd even sudoku, parity sudoku, sudoku variants, free sudoku