Refactor base number array;
Pass all base number test units.

-- Jacky
??????????????????1=I. Jacky
??3???????-Chrystal
?????????4
????5?????-Chrystal
Pass test unit 5=V. Jacky
Pass 1~9. Jacky
?? 10 ?????
Xulingbo: 11 pass, all refactored.
1,2,3,10,20,30 passed. Jacky
??????????? Jacky