Note that there is no need to read from harbingers.in and output to harbingers.out. Standard input and output suffices.

Submitting .cpp to 'harbingers'

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Time Limit: 1 Seconds
Memory Limit: 256MB
No. of ACs: 7
Your best score: 0
Source: CEOI 2009

Subtask Score
1 20
2 50
3 30
4 0