# Large magic square

Logic Level 2

What is the sum of the 2 diagonals of a magic square with dimensions $$7 \times 7$$?

Note: Include the middle square twice.

Bonus: Construct your own $$7 \times 7$$ magic square.

Details and Assumptions:

• A magic square is an arrangement of distinct numbers (i.e. each number is used once), usually integers, in a square grid, where the numbers in each row, and in each column, and the numbers in the main and secondary diagonals, all add up to the same number.
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