selecting 2 bits from given input bit stream alternatively

say i have an array a= [1,0,0,1,1,0,0,1]

i want to make 2 arrays

b = [10,10]

c = [01,01]

Answer 1

[David Hill]

A=reshape(a,2,[])';
b=A(1:2:end,:);
c=A(2:2:end,:);%matrix form
%you could also convert to binary
A=sum(A.*[2 1],2);
b=dec2bin(A(1:2:end),2);
c=dec2bin(A(2:2:end),2);