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Hi!
Cloud someone give me some inputs for 10314?

My program gets WA when graph has cycle:
Example:

1
1 1
1 0
0 0
0

my program output:
"Case 1: 1 nodes not reachable from node 1 with TTL = 0."

i modifity this, and get ACC

What is output for:

1
10 10
1 1
1
1 1

trival case? 0?

What is output for:

5
1 0
2 0
3 0
4 0
4 1

I need more test cases. Please help!