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Nirvana

CF
1143B1200· pupil1s256 MB⌨ stdin/stdout
#brute force#math#number theory

Examples

Sample 1of 3
Input
390
Output
216
Sample 2of 3
Input
7
Output
7
Sample 3of 3
Input
1000000000
Output
387420489
1143B.cpp
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Ln 11·137 BGNU C++20 (64)