Kakurasu
Toggle cells on/off — match weighted row and column sums
0:00
0 moves
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10
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How to Play
1
Click cells to toggle them on (filled) or off (empty).
2
Each filled cell contributes its position weight to the sum.
3
Row weights go 1, 2, 3... from top. Column weights go left to right.
4
Match all target sums — they turn green when correct.