Problem with mobius function

Правка en2, от selfcompiler, 2017-07-29 16:39:35

Hi Everyone I am trying to solve Problem
I gone through editorial but not able to get it . Below is the function where i got stuck .Could someone please tell me how to calculate below function efficiently for each n .

Editorial Link

Теги mobius function, mobius inversion formula, number theory, gcd, lcm

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en2 Английский selfcompiler 2017-07-29 16:39:35 2 Tiny change: 'orial Link :](https://' -> 'orial Link](https://'
en1 Английский selfcompiler 2017-07-29 16:37:46 437 Initial revision (published)