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Number 5 is Alive Sudoku (785)
Other names:
Number 5 still alive Sudoku
Instruction:
Apply classic sudoku rules. Digits must not repeat in cages and their sums end with 5 (the sums can be 5, 15, 25, 35 or 45).
Reference:
WPF
(1)
Examples:
WPF Sudoku GP 2022 - Round 2
(174)
Parent puzzle:
Killer Sudoku