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Big-O Notation - What is it good for?

by Limbic~Region (Chancellor)
on Sep 15, 2006 at 14:07 UTC ( #573138=perltutorial: print w/ replies, xml ) Need Help??

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  1. or download this
    for my $i (0 .. $#array) {
        for my $j (0 .. $#array) {
    ...
            # Compare $i, $j
        }
    }
    
  2. or download this
    for my $i (0 .. $#array - 1) {
        for my $j ($i + 1 .. $#array) {
            # Compare $i, $j
        }
    }
    

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