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Self-loop sonini hisoblash | HackNow
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Self-loop sonini hisoblash
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UZ only
Qiyin
100 points
1 s
256 MB
Graph Theory (Basic)
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Examples
1
1
Example #1
Input
4 4 1 1 2 3 3 3 2 4
Output
2
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Python 3
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PYTHON
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