000
001-- bintoDecimal
defect :
only can transfer 1 data to Decimal , otherwise the list a[] will restore the data for the last time.
Stander:
002-- to transfer a digital to a string list:
defect: same defect as 001
Standar:
003--
hausaufgabe--python 23- Recurse 2
原文：http://www.cnblogs.com/Shareishappy/p/7091260.html