Chanllenge

use python 2.7.2

Name		Name	Last commit message	Last commit date
Latest commit History 3 Commits
.gitattributes		.gitattributes
.gitignore		.gitignore
1.py		1.py
2.py		2.py
3.py		3.py
3.txt		3.txt
4.py		4.py
4.txt		4.txt
5.py		5.py
6.py		6.py
README.md		README.md

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