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Eng kichik daraja | HackNow
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Eng kichik daraja
lock
UZ only
Qiyin
100 points
1 s
256 MB
Input format
Output format
Constraints
Examples
1
1
Example #1
Input
5 4 1 2 1 3 2 3 4 5
Output
1
Solution editor
Python 3
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PYTHON
UTF-8
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4 spaces
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