need help with this problem

Revision en1, by TuHoangAnh, 2022-03-01 18:04:57

given an integer $$$n$$$, find the number of $$$(i,j,k)$$$ so that:

$$$1<i<j<k<=n$$$.

$$$i*j*k$$$ is a perfect square.

$$$3<n<=10^5$$$

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en1 English TuHoangAnh 2022-03-01 18:04:57 151 Initial revision (published)