제출 #135146

3
2
3 1 63
1 2 16
3 1

63
2
3 3 1

63
2
3 1 

path doesn't end at B: expected 1, found 3

3
2
1 3 21
2 1 61
2 3

82
3
2 2 3

82
3
2 1 3 

no edge from 2 to 2

3
2
2 1 45
1 3 30
2 3

75
3
2 2 3

75
3
2 1 3 

no edge from 2 to 2