제출 #101404

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

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 65, in <module>
    answer, count = dfs(start, visited, count)
                    ~~~^^^^^^^^^^^^^^^^^^^^^^^
  File "Main.py", line 42, in dfs
    if any(visited[next_node] == order for next_node in edge):
                                                        ^^^^
TypeError: 'NoneType' object is not iterable

YES
YES

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 65, in <module>
    answer, count = dfs(start, visited, count)
                    ~~~^^^^^^^^^^^^^^^^^^^^^^^
  File "Main.py", line 42, in dfs
    if any(visited[next_node] == order for next_node in edge):
                                                        ^^^^
TypeError: 'NoneType' object is not iterable

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 65, in <module>
    answer, count = dfs(start, visited, count)
                    ~~~^^^^^^^^^^^^^^^^^^^^^^^
  File "Main.py", line 42, in dfs
    if any(visited[next_node] == order for next_node in edge):
                                                        ^^^^
TypeError: 'NoneType' object is not iterable

YES
NO