************************************************************
1. Python
---------------------- argv at line 3 ----------------------
1
--------------------- stdin at line 1 ----------------------
A
-------------------- output from line 5 --------------------
A 1


************************************************************
2. Python
---------------------- argv at line 3 ----------------------
1
--------------------- stdin at line 2 ----------------------
B
-------------------- output from line 5 --------------------
B 1


************************************************************
3. Python
---------------------- argv at line 4 ----------------------
2
--------------------- stdin at line 1 ----------------------
A
-------------------- output from line 5 --------------------
A 2


************************************************************
4. Python
---------------------- argv at line 4 ----------------------
2
--------------------- stdin at line 2 ----------------------
B
-------------------- output from line 5 --------------------
B 2


************************************************************
5. Python 2
---------------------- argv at line 3 ----------------------
1
--------------------- stdin at line 1 ----------------------
A
-------------------- output from line 8 --------------------
A 1


************************************************************
6. Python 2
---------------------- argv at line 3 ----------------------
1
--------------------- stdin at line 2 ----------------------
B
-------------------- output from line 8 --------------------
B 1


************************************************************
7. Python 2
---------------------- argv at line 4 ----------------------
2
--------------------- stdin at line 1 ----------------------
A
-------------------- output from line 8 --------------------
A 2


************************************************************
8. Python 2
---------------------- argv at line 4 ----------------------
2
--------------------- stdin at line 2 ----------------------
B
-------------------- output from line 8 --------------------
B 2


************************************************************
9. Python
--------------------- argv at line 13 ----------------------
Y
--------------------- stdin at line 12 ---------------------
X
------------------- output from line 14 --------------------
X Y


************************************************************
10. Python 2
---------------------- argv at line 3 ----------------------
1
--------------------- stdin at line 1 ----------------------
A
------------------- output from line 17 --------------------
A 1


************************************************************
11. Python 2
---------------------- argv at line 3 ----------------------
1
--------------------- stdin at line 2 ----------------------
B
------------------- output from line 17 --------------------
B 1


************************************************************
12. Python 2
---------------------- argv at line 4 ----------------------
2
--------------------- stdin at line 1 ----------------------
A
------------------- output from line 17 --------------------
A 2


************************************************************
13. Python 2
---------------------- argv at line 4 ----------------------
2
--------------------- stdin at line 2 ----------------------
B
------------------- output from line 17 --------------------
B 2


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