Reshape an array into another

Hi everybody, I have an array like this:

1 2 3 4 5 6 7 8

9 10 11 12 13 14 15 16

17 18 19 20 21 22 23 24

25 26 27 28 29 30 31 32

how can i permute the array in another like this?:

1 2 3 4

9 10 11 12

17 18 19 20

25 26 27 28

5 6 7 8

13 14 15 16

21 22 23 24

29 30 31 32

Thank you so much!

Answer 1

[Omer Yasin Birey]

a = [1    2    3    4  5   6    7  8;...
    9   10  11 12 13 14 15 16;...
    17 18 19 20 21 22  23 24;...
    25 26 27 28 29 30 31  32];

a = [a(:,1:end/2);a(:,end/2+1:end)]

Answer 2

[KSSV]

A = [1    2    3    4  5   6    7  8
9   10  11 12 13 14 15 16
17 18 19 20 21 22  23 24 
25 26 27 28 29 30 31  32];


C = [A(:,1:4) ; A(:,5:end)] ;