제출 #72254

2
1 A
1 B

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 1, in <module>
    import numpy
ModuleNotFoundError: No module named 'numpy'

A
B

3
1 A
1 C
2 B A

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 1, in <module>
    import numpy
ModuleNotFoundError: No module named 'numpy'

A
B
--A
C

4
1 B
2 A A
1 D
2 C A

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 1, in <module>
    import numpy
ModuleNotFoundError: No module named 'numpy'

A
--A
B
C
--A
D