Enter the test case file name: testcase.txt
5 9 1 
3 4 8 
7 2 6 

Sums of rows: 15 15 15 
Sums of columns: 15 15 15 
Sums of diagonals: 15 12 
The array is not a magic square

1 3 16 14 
8 15 2 9 
13 6 11 4 
12 10 5 7 

Sums of rows: 34 34 34 34 
Sums of columns: 34 34 34 34 
Sums of diagonals: 34 34 
The array is a magic square

18 24 5 6 12 
10 11 17 23 4 
22 3 9 15 16 
14 20 21 2 8 
1 7 13 19 25 

Sums of rows: 65 65 65 65 65 
Sums of columns: 65 65 65 65 65 
Sums of diagonals: 65 65 
The array is a magic square