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CF
1331D1s256 MB⌨ stdin/stdout
#*special#implementation

Examples

Sample 1of 4
Input
A278832
Output
0
Sample 2of 4
Input
A089956
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Sample 3of 4
Input
A089957
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Sample 4of 4
Input
A144045
Output
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1331D.cpp
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Ln 11·137 BGNU C++20 (64)