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From: Anthony Williams (anthony_w.geo_at_[hidden])
Date: 2002-07-23 08:23:40


"Aleksey Gurtovoy" <agurtovoy_at_[hidden]> wrote in message
news:4034600A4760D411B8720001031D84FB4313FC_at_postoffice.office.meta...
> Peter Dimov wrote:
> > No 'sort' algorithm?
>
> A few were contributed, but I wanted a quick sort (like the one you've
> posted a long time ago, but implemented in MPL terms), and never got to
it.
> Feel free to contribute! ;)

Attached is a quick-sort implementation, and test case, as promised.

Anthony

--
Anthony Williams
Software Engineer, Nortel Networks Optical Components Ltd
The opinions expressed in this message are not necessarily those of my
employer
begin 666 mplsort.cpp
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M+#$P+#DL-2PT+#$L-BPX+#,L,CX_at_9&%T83L*"G1Y<&5D968_at_8F]O<W0Z.FUP
M;#HZ<V]R=#QD871A+&)O;W-T.CIM<&PZ.FQE<W,\7RQ?/B ^('-O<G1E9%)E
M<W5L=#L*='EP961E9B!S;W)T961297-U;'0Z.G1Y<&4@<V]R=&5D1&%T83L*
M"FEN="!M86EN*"D*>R @( H@(" @0D]/4U1?4U1!5$E#7T%34T525"@H8F]O
M<W0Z.FUP;#HZ97%U86P\('-O<G1E9$1A=&$L8F]O<W0Z.FUP;#HZ<F%N9V5?
B8SQI;G0L,2PQ,3X@/CHZ='EP93HZ=F%L=64I*3L*"GT*"@``
`
end
begin 666 mplsort.hpp
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M;F-L=61E(")B;V]S="]M<&PO;&%M8F1A+FAP<"(*"@IN86UE<W!A8V4_at_8F]O
M<W0*>PH@(" @;F%M97-P86-E(&UP; H@(" @>PH*(" @(" @("!T96UP;&%T
M93QT>7!E;F%M92!397%U96YC93$L='EP96YA;64_at_4V5Q=65N8V4R+&)O;VP@
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M='EP96YA;64_at_4V5Q=65N8V4R/@H@(" @(" @('-T<G5C="!A<'!E;F0\4V5Q
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M<&5D968@='EP96YA;64_at_9G)O;G0\4V5Q=65N8V4^.CIT>7!E(&5L96UE;G0[
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M('1R=653970["B @(" @(" @(" @('1Y<&5D968_at_4V5Q=65N8V4_at_9F%L<V53
M970["B @(" @(" @?3L*"@H@(" @(" @('1E;7!L871E/'1Y<&5N86UE($-O
M;7!A<F%T;W(L='EP96YA;64_at_16QE;65N=#X*(" @(" @("!S=')U8W0@<V]R
M=%]P<F5D"B @(" @(" @>PH@(" @(" @(" @("!T96UP;&%T93QT>7!E;F%M
M92!4/@H@(" @(" @(" @("!S=')U8W0_at_87!P;'D*(" @(" @(" @(" @>PH@
M(" @(" @(" @(" @(" @='EP961E9B!T>7!E;F%M92!#;VUP87)A=&]R.CIT
M96UP;&%T92!A<'!L>3Q4+$5L96UE;G0^.CIT>7!E('1Y<&4["B @(" @(" @
M(" @('T["B @(" @(" @?3L*(" @( H*"B @(" @(" @=&5M<&QA=&4\='EP
M96YA;64_at_4V5Q=65N8V4L='EP96YA;64_at_0V]M<&%R871O<D9U;BQB;V]L(&ES
M16UP='D]96UP='D\4V5Q=65N8V4^.CIV86QU93X*(" @(" @("!S=')U8W0@
M<V]R= H@(" @(" @('L*(" @(" @(" @(" @='EP961E9B!T>7!E;F%M92!L
M86UB9&$\0V]M<&%R871O<D9U;CXZ.G1Y<&4_at_0V]M<&%R871O<CL*(" @(" @
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M;W(L=')U93X*(" @(" @("!["B @(" @(" @(" @('1Y<&5D968_at_4V5Q=65N
<8V4@='EP93L*(" @(" @("!].PH@(" @?0I]"@``
`
end

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