The random() sub returns a random number betweent the values requested.

The listprimes() can be rewritten as: 

 sub listprimes {
    my ($n) = @_;

    return join " ", grep {$_ <= $n} @primes;
 }

[download]
Which hopefully clarifies it.

        The best defense against logic is ignorance.

In reply to Re: Perl program - I hope I can more understand my code by NetWallah
in thread Perl program - I hope I can more understand my code by brianphan

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