Kakurasu

Toggle cells on/off — match weighted row and column sums

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0 moves
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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.