magic-square/4x4/expert · Série 81

4 problems
1
Complete the magic square. Each row, column, and diagonal must sum to 42. Grid: [17 _ 13 | _ _ 18 | 15 _ 11] =
2
Complete the magic square. Each row, column, and diagonal must sum to 33. Grid: [_ _ 8 | _ _ 13 | 14 7 12] =
3
Complete the magic square. Each row, column, and diagonal must sum to 15. Grid: [_ 1 6 | _ 5 _ | _ 9 2] =
4
Complete the magic square. Each row, column, and diagonal must sum to 24. Grid: [11 6 7 | 4 _ 12 | _ _ _] =
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