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Saralangan'da distinct elementlar soni | HackNow
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Saralangan'da distinct elementlar soni
lock
UZ only
Oson
100 points
1500 ms
256 MB
Input format
Output format
Constraints
Examples
1
1
Example #1
Input
7 1 1 2 3 3 3 4
Output
4
Solution editor
Python 3
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Language
PYTHON
UTF-8
Tab
4 spaces
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+
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