Your advice is fantastic as per usual. The array of arrays does make a lot more sense, suggestion #3 makes even more than the current stuff. I'll try both to get a better feel how each performs, and try and be a little more clever next time. Thanks :).
Bioinformatics

In reply to Re^2: A more efficient sort or heap algorithm... by bioinformatics
in thread A more efficient sort or heap algorithm... by bioinformatics

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