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Re^4: Efficient bit counting with a twist.by AnomalousMonk (Archbishop) |
on Jan 28, 2013 at 09:01 UTC ( [id://1015646]=note: print w/replies, xml ) | Need Help?? |
The summing function is discussed in the Doing Sums section of perlpacktut (not perlunpacktut, which does not exist) and in unpack, although it must be admitted that examples of counted-field summation in both these sources are a bit rare.
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