MATLAB: How to pass from vector to matrix

Question

I'd want the code that given the vector B

B=[ 1 2 8 9 0 7 1 9 8 7 2 4 5 0 8 3 3 7 6 1]

return the matrix

B=[1 2 8 9 0; 7 8 9 1 7; 2 4 5 0 8; 1 6 7 3 3]

or for example:

from A=[ 1 2 4 3 0 1 5 3 7 9]

to A=[1 2; 3 4; 0 1; 3 5; 7 9]

thanks

Answer 1

Use reshape()