>> A = [1,2;3,4]
A =
1 2
3 4
>> B = [9,8;7,6]
B =
9 8
7 6
>> X = nan([2,1].*size(A));
>> X(2:2:end,:) = B;
>> X(1:2:end,:) = A
X =
1 2
9 8
3 4
7 6
These tutorials are a good place to learn basic MATLAB code like this:
