제출 #52005

3 1 1
2 3

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 55, in <module>
    print(*dfs(graph,start))
  File "Main.py", line 30, in dfs
    waiting_list.extend(reversed(graph[now]))
KeyError: 1

1 
1 

3 1 1
3 2

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 55, in <module>
    print(*dfs(graph,start))
  File "Main.py", line 30, in dfs
    waiting_list.extend(reversed(graph[now]))
KeyError: 1

1 
1 

3 1 3
2 1

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 55, in <module>
    print(*dfs(graph,start))
  File "Main.py", line 30, in dfs
    waiting_list.extend(reversed(graph[now]))
KeyError: 3

3 
3