aoj quiz 1
	new file:   exercises/aoj/__init__.py
	new file:   exercises/aoj/q0001.py
	new file:   tests/aoj/__init__.py
	new file:   tests/aoj/q0001.py
aoj quiz 2
	new file:   exercises/aoj/q0002.py
	new file:   tests/aoj/q0002.py
import io
	modified:   tests/aoj/q0002.py
aoj quiz 3
	new file:   exercises/aoj/q0003.py
	new file:   tests/aoj/q0003.py
fix quiz
	modified:   forAOJ.txt
aoj quiz 4
	new file:   exercises/aoj/q0004.py
	new file:   tests/aoj/q0004.py
Merge branch 'upstream'
fix typo
	modified:   tests/aoj/q0001.py
	modified:   tests/aoj/q0002.py
Merge branch 'upstream'
fix typo
	modified:   tests/aoj/q0001.py
Merge branch 'upstream'
ugh! yet another
	modified:   tests/aoj/q0001.py
Merge branch 'upstream'
fixed test
	modified:   tests/aoj/q0002.py
Merge branch 'upstream'
sample implementation for quiz 1 and quiz 2 of aoj
	modified:   exercises/aoj/q0001.py
	modified:   exercises/aoj/q0002.py