How to find if a function is multiplicative?

Правка en1, от Varun_Shah, 2019-01-12 11:44:56

There was this recent question-https://mirror.codeforces.com/contest/1097/problem/D It involved the intuition for multiplicative functions. How to determine the multiplicativity of the given function?

Теги #function, multiplicative function, recent contest, hello 2019

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en1 Английский Varun_Shah 2019-01-12 11:44:56 240 Initial revision (published)