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Magic Squares
A magic square is a set of integers arranged
in a square in such away that each row, each column (and
often the two diagonals as well) sum to the same number.
For example: This 3 x 3 magic square's rows, columns
and diagonals each add up to the number 15.
| 4 | 9 | 2 |
| 3 | 5 | 7 |
| 8 | 1 | 6 |
This 4 x 4 magic square's rows, columns and diagonals each add up to the number 34.
| 3 | 6 | 10 | 15 |
| 13 | 12 | 8 | 1 |
| 16 | 9 | 5 | 4 |
| 2 | 7 | 11 | 14 |
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