제출 #115239

3 3
1 2 -10
2 3 9
1 3 -4

-1

-14

6 6
2 3 78
1 5 -57
5 6 51
2 5 -60
1 4 58
1 3 -69

-57

-77

10 29
2 8 12
2 5 -11
3 5 -10
5 9 -18
4 5 17
3 6 0
2 4 13
8 9 -16
1 4 -9
2 10 -6
1 9 5
7 10 14
2 7 -17
5 10 -16
3 9 18
1 6 -8
4 7 -5
4 10 -16
6 10 -5
9 10 9
1 7 -3
3 8 -15
1 10 4
2 6 2
2 9 4
7 8 -17
6 9 19
4 9 -3
5 7 10

-42

-132

2 1
1 2 -4

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 17, in <module>
    union(a,b)
    ~~~~~^^^^^
  File "Main.py", line 7, in union
    parent[find(y)]=find(x)
    ~~~~~~^^^^^^^^^
IndexError: list assignment index out of range

-4

3 3
1 2 2
1 3 -27
2 3 82

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 17, in <module>
    union(a,b)
    ~~~~~^^^^^
  File "Main.py", line 7, in union
    parent[find(y)]=find(x)
    ~~~~~~^^^^^^^^^
IndexError: list assignment index out of range

-25

4 3
2 4 -17
2 3 41
1 4 -37

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 17, in <module>
    union(a,b)
    ~~~~~^^^^^
  File "Main.py", line 7, in union
    parent[find(y)]=find(x)
    ~~~~~~^^^^^^^^^
IndexError: list assignment index out of range

-13