I respect your opinion, but I kindly disagree.
If the OP wanted to learn something from that solution, a quick google search would have supplied insight to actually understand the solution, and to gain something from it.
I don't see any harm in posting a solution that follows a very different approach to the initial proposal.
In reply to Re^3: Calculate prime factors for a given numer in a perl one-liner
by moritz
in thread Calculate prime factors for a given numer in a perl one-liner
by andmott
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