星空 (Starry Sky)
Unrated
日本語
Language
Contribute a translation- Time limit
- 3000 ms
- Memory limit
- 256 MB
- Submissions
- 0
- Correct
- 0
- Solved by
- 0
- AC rate
- —
Statement
Examples
Sample input 1
4 1 2 6 4 3 3 3 1 4 5 5 2
Sample output 1
3
Sample input 2
5 11 6 7 12 13 8 15 16 18 2 2 13 3 4 11
Sample output 2
2
Notes
JOI 2008/2009 星空 · JCIOI · CC BY-SA 4.0
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