제출 #41686

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

YES
YES

3
7 1
1 5
3 1
1 2
3 2
3 1
1 2

YES

YES
YES
YES

2
6 5
6 1
1 2
1 3
1 4
5 1
9 2
2 1
3 1

YES

YES
YES

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 33, in <module>
    check = WAK(dic,k,[])
  File "Main.py", line 19, in WAK
    elif checker[ck[0]] != check[-1]:
NameError: name 'check' is not defined. Did you mean: 'checker'?

NO

2
3 2
1 3
2 3
4 4
1 2
2 3
3 4
4 2

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 33, in <module>
    check = WAK(dic,k,[])
  File "Main.py", line 19, in WAK
    elif checker[ck[0]] != check[-1]:
KeyError: -1

YES
NO

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

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 33, in <module>
    check = WAK(dic,k,[])
  File "Main.py", line 19, in WAK
    elif checker[ck[0]] != check[-1]:
NameError: name 'check' is not defined. Did you mean: 'checker'?

YES
NO