제출 #143970

3 3
1 2 3
2 3 -15
1 3 -34

-31

-49

4 5
2 3 1
1 3 -1
2 4 3
3 4 0
1 2 3

2

0

4 5
2 4 3
3 4 -4
1 2 -1
1 3 2
1 4 0

1

-5

3 2
2 3 -26
1 3 -5

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.lang.NullPointerException: Cannot read field "dest" because "<local12>" is null
	at Main.main(Main.java:47)

-31

4 3
1 4 -49
2 3 -55
1 3 -87

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.lang.NullPointerException: Cannot read field "dest" because "<local12>" is null
	at Main.main(Main.java:47)

-191

5 4
1 4 -10
1 5 5
2 4 9
2 3 3

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.lang.NullPointerException: Cannot read field "dest" because "<local12>" is null
	at Main.main(Main.java:47)

7