제출 #41707

1
6 5
1 2
1 3
4 5
5 6
6 4

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 40, in <module>
    if N - len(check) - len(check2) != 0:
TypeError: object of type 'int' has no len()

NO