32 lines
364 B
Perl
32 lines
364 B
Perl
#!@@@perl@@@ -w
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use strict;
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sub usage {
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print STDERR "Usage: $0 number\n";
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exit(1);
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}
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sub fact {
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my ($n) = @_;
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my $d = 2;
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my @f = ();
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while ($d <= $n) {
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if ($n % $d == 0) {
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push (@f, $d);
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$n /= $d;
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} else {
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$d++;
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}
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}
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return @f;
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}
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if (@ARGV != 1) { usage(); }
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my @f = fact($ARGV[0]);
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print "@f\n";
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#vim:sw=4
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