in reply to Re: 2 Hash Tables, 4 Keys...what to do?
in thread 2 Hash Tables, 4 Keys...what to do?

If the input files can be reordered (sorted), then they don't have to be read entirely into memory but rather one line from each at a time. It seems at first blush that this could be another one of those "simplifying assumptions"

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Re^3: 2 Hash Tables, 4 Keys...what to do?
by GrandFather (Saint) on Jun 06, 2005 at 20:26 UTC
    Bows humbly, "Yes master". Mumbles "figured that out for me-self, but it was too late then".

    Food for thought, not fuel for flames