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Odd Labyrinth Sudoku (1094)
Instruction:
Apply classic sudoku rules. Additionally, there must be at least one path from the top left cell to the bottom right cell which passes orthogonally through only odd digits.
Reference:
WPF
(1)
Examples:
WPF Sudoku GP 2023 - Round 5
(193)
Parent puzzle:
Odd Sudoku