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Module harmonic_floor_sum

Module harmonic_floor_sum 

Source
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$\sum_{i=1}^n \lfloor m/i\rfloor$ および $\sum_{i=1}^n (m\bmod i)$.

Structs§

HarmonicFloorSum
$\sum_{i=1}^n \lfloor m/i\rfloor$ および $\sum_{i=1}^n (m\bmod i)$.