Specical Numbers
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Description
Each block must contain a number.
Rows and columns have sums.
Modifing a number changes a row sum and a column sum.
Initial green sums are the target sums.
BTW: Numbers are either odd or even.
Rows and columns have sums.
Modifing a number changes a row sum and a column sum.
Initial green sums are the target sums.
BTW: Numbers are either odd or even.
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