제출 #128321

3 1 1
3 1

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 51, in <module>
    print(" ".append(dfs_order))
          ^^^^^^^^^^
AttributeError: 'str' object has no attribute 'append'

1 3 
1 3 

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

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 51, in <module>
    print(" ".append(dfs_order))
          ^^^^^^^^^^
AttributeError: 'str' object has no attribute 'append'

1 2 4 3 
1 2 3 4 

8 6 7
5 6
1 6
2 1
5 1
5 7
8 4

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 51, in <module>
    print(" ".append(dfs_order))
          ^^^^^^^^^^
AttributeError: 'str' object has no attribute 'append'

7 5 1 2 6 
7 5 1 6 2