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\PY{k}{predicate}\PY{l+s}{ }\PY{n+nf}{round\PYZus{}robin}\PY{p}{(}\PY{k+kt}{array}\PY{p}{[}\PY{k+kt}{int}\PY{p}{]}\PY{l+s}{ }\PY{k+kt}{of}\PY{l+s}{ }\PY{k+kt}{var}\PY{l+s}{ }\PY{k+kt}{bool}\PY{p}{:}\PY{l+s}{ }\PY{n+nv}{nbhs}\PY{p}{)}\PY{l+s}{ }\PY{o}{=}
\PY{l+s}{ }\PY{l+s}{ }\PY{k}{let}\PY{l+s}{ }\PY{p}{\PYZob{}}
\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{k+kt}{int}\PY{p}{:}\PY{l+s}{ }\PY{n+nv}{N}\PY{l+s}{ }\PY{o}{=}\PY{l+s}{ }\PY{n+nb}{length}\PY{p}{(}\PY{n+nv}{nbhs}\PY{p}{)}\PY{p}{;}
\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{k+kt}{var}\PY{l+s}{ }\PY{o}{\PYZhy{}}\PY{l+m}{1}\PY{o}{..}\PY{n+nv}{N}\PY{o}{\PYZhy{}}\PY{l+m}{1}\PY{p}{:}\PY{l+s}{ }\PY{n+nv}{select}\PY{p}{;}\PY{l+s}{ }\PY{c}{\PYZpc{} Neighbourhood selection}
\PY{l+s}{ }\PY{l+s}{ }\PY{p}{\PYZcb{}}\PY{l+s}{ }\PY{o}{in}\PY{l+s}{ }\PY{k}{if}\PY{l+s}{ }\PY{n+nf}{status}\PY{p}{(}\PY{p}{)}\PY{o}{=}\PY{n+nv}{START}\PY{l+s}{ }\PY{k}{then}
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\PY{l+s}{ }\PY{l+s}{ }\PY{k}{else}
\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{n+nv}{select}\PY{l+s}{ }\PY{o}{=}\PY{l+s}{ }\PY{p}{(}\PY{n+nf}{last\PYZus{}val}\PY{p}{(}\PY{n+nv}{select}\PY{p}{)}\PY{l+s}{ }\PY{o}{+}\PY{l+s}{ }\PY{l+m}{1}\PY{p}{)}\PY{l+s}{ }\PY{o}{mod}\PY{l+s}{ }\PY{n+nv}{N}
\PY{l+s}{ }\PY{l+s}{ }\PY{k}{endif}
\PY{l+s}{ }\PY{l+s}{ }\PY{o}{/\PYZbs{}}\PY{l+s}{ }\PY{k}{forall}\PY{p}{(}\PY{n+nv}{i}\PY{l+s}{ }\PY{o}{in}\PY{l+s}{ }\PY{l+m}{1}\PY{o}{..}\PY{n+nv}{N}\PY{p}{)}\PY{l+s}{ }\PY{p}{(}
\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{n+nv}{select}\PY{l+s}{ }\PY{o}{=}\PY{l+s}{ }\PY{n+nv}{i}\PY{o}{\PYZhy{}}\PY{l+m}{1}\PY{l+s}{ }\PY{o}{\PYZhy{}\PYZgt{}}\PY{l+s}{ }\PY{n+nv}{nbhs}\PY{p}{[}\PY{n+nv}{i}\PY{p}{]}\PY{l+s}{ }\PY{esc}{\Vlabel{line:6:roundrobin:post}}
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