That would work fine as long as the invariant is maintained accurately. However, there are at least two cases where the existing code fails to maintain the invariant:
Hmm. Didn't catch that during development.
Thoughts?
Give me some time to play around it. Will think.
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Teodor Sigaev E-mail: teo...@sigaev.ru
WWW: http://www.sigaev.ru/
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