Radix Sort
Lastly, we do this again, organizing the data by
the first letter
We do a final combination of these groups,
resulting in:
AAC, ABC, AEO, BWZ, JBX, KLT, RDT,
RLT, TLJ   , XYZ
The strings are now in sorted order!
When working with strings of varying length, you can
treat them as if the short ones are padded on the right
with blanks.