Using only non-negative integers, is it possible to make two distinct magic squares, each containing 9 different integers, with magic constant 15?
Magic squares are considered "distinct" only when the same 9 integers are not used to construct both squares.
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Square 1:
2 9 4
7 5 3
6 1 8
Square 2:
2 10 3
6 5 4
7 0 8
(Don't forget that 0 is a non-negative integer!)