제출 #66507

4
2
4 3 52
4 1 50
4 3

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 19, in <module>
    for q,r in d[cur]:
KeyError: 1

52

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

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 19, in <module>
    for q,r in d[cur]:
KeyError: 3

2

9
4
3 1 89
1 7 6
7 8 2
1 2 66
3 8

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 19, in <module>
    for q,r in d[cur]:
KeyError: 2

97