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Zipper Lines Sudoku (1280)
Instruction:
Apply classic sudoku rules. For each line, digits that are an equal number of cells from the center cell must sum to the value in the center cell.
Reference:
WPF
(1)
Examples:
WPF Sudoku GP 2026 - Round 5
(244)
Parent puzzle:
Sudoku
Related puzzles:
Neighbor Sums Sudoku