That's brilliant. It's simple and very efficient.

Another approach would have been to pack the pairs into a 64 bit string to be stored in one array, that might be more efficient but wouldn't be as simple as this trick.

Cheers Rolf
(addicted to the Perl Programming Language :)
Wikisyntax for the Monastery

In reply to Re^2: Memory efficient way to deal with really large arrays? by LanX
in thread Memory efficient way to deal with really large arrays? by sectokia

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