제출 #14935

3
2 3
1 2

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "/tmp/target/Main.py", line 17, in <module>
    print(f'{graph[i]}\n')
KeyError: 3

1
2

4
2 3
2 1
1 4

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "/tmp/target/Main.py", line 17, in <module>
    print(f'{graph[i]}\n')
KeyError: 3

1
2
1

4
4 2
2 3
2 1

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "/tmp/target/Main.py", line 17, in <module>
    print(f'{graph[i]}\n')
KeyError: 3

1
2
2