How do I annex two numbers?

[member 921700]

Given the code

a = [1 1]

How do I transform vector "a" to vector "b", where

b = [11]

 

[member 921700]

I just answered my own question.

a = [1 1]
b = dec2bin(a)

Of course this converts my decimal values to binary values, but it works for what I'm doing.