Problem 43653. Flipping a Matrix

Flipping matrix up and down.

If a central row is exists, leave it, and flip remaining rows.

Example

 Mat = magic(3)

 Mat = [8     1     6;
        3     5     7;
        4     9     2]

 -> A = [4     9     2;
         3     5     7;
         8     1     6]