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Odd-Even Pairs Sudoku (281)
Instruction:
Apply classic sudoku rules. Exactly one odd and one even digit must be placed in each marked pair of adjacent cells.
Reference:
WPF
(1)
Examples:
WPF Sudoku GP 2016 - Round 6
(103)
WPF Sudoku GP 2017 - Round 2
(3)
WPF Sudoku GP 2019 - Round 4
(127)
WPF Sudoku GP 2021 - Round 7
(163)
Parent puzzle:
Odd/Even Sudoku
Child puzzles:
Odd Even Sum Sudoku