************************************************************
1. Python
-------------------- output from line 1 --------------------
A


************************************************************
2. Python 2
-------------------- output from line 1 --------------------
A


************************************************************
3. Python
-------------------- output from line 1 --------------------
A


************************************************************
4. Python
-------------------- output from line 3 --------------------
B


************************************************************
5. Python 2
-------------------- output from line 3 --------------------
B


************************************************************
6. Python
-------------------- output from line 3 --------------------
B


************************************************************
7. Python
-------------------- output from line 4 --------------------
C


************************************************************
8. Python 2
-------------------- output from line 4 --------------------
C


************************************************************
9. Python
-------------------- output from line 4 --------------------
C


************************************************************