$ cat -n prime3.pl
   1  #!/usr/bin/perl -I../lib -w
   2  # The module Math::Prime::XS isn't installed in the machine
   3  # but will be downloaded from some remote server
   4  use Math::Prime::XS qw{:all};
   5
   6  @all_primes   = primes(9);
   7  print "@all_primes\n";
   8
   9  @range_primes = primes(4, 9);
  10  print "@range_primes\n";