Example: This is a valid cage, because the sum of all digits (5+3+2) is equal to the product of the circled digits (5 x 2).
Solve on Penpa here: https://tinyurl.com/KillerProductSudoku
Solution code: Row 3
on 13. October 2020, 22:11 by SKORP17
schönes Rätsel !
on 11. October 2020, 19:08 by spenceberg
Thank you for the feedback! This is my first puzzle. I would love to see what other people do with this variation!
on 11. October 2020, 06:20 by RockyRoer
Very fun - especially loved how big an unwinding there was at the end!
on 10. October 2020, 19:04 by marcmees
very nice ... solves logically step by step.thanks
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