\begin{BVerbatim}[commandchars=\\\{\},numbers=left,firstnumber=1,stepnumber=1,codes={\catcode`\$=3\catcode`\^=7\catcode`\_=8}] \PY{k}{predicate}\PY{l+s}{ }\PY{n+nf}{random\PYZus{}allocation}\PY{p}{(}\PY{k+kt}{array}\PY{p}{[}\PY{k+kt}{int}\PY{g+gr}{]}\PY{l+s}{ }\PY{k+kt}{of}\PY{l+s}{ }\PY{k+kt}{int}\PY{p}{:}\PY{l+s}{ }\PY{n+nv}{sol}\PY{g+gr}{)}\PY{l+s}{ }\PY{o}{=} \PY{k}{forall}\PY{p}{(}\PY{n+nv}{i}\PY{l+s}{ }\PY{o}{in}\PY{l+s}{ }\PY{n+nv}{courses}\PY{g+gr}{)}\PY{l+s}{ }\PY{p}{(} \PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{l+s}{ }\PY{p}{(}\PY{n+nf}{uniform}\PY{p}{(}\PY{l+m}{0,99}\PY{g+gr}{)}\PY{l+s}{ }\PY{o}{\PYZlt{}}\PY{l+s}{ }\PY{l+m}{80}\PY{g+gr}{)}\PY{l+s}{ }\PY{o}{\PYZhy{}\PYZgt{}}\PY{l+s}{ }\PY{p}{(}\PY{n+nv}{period\PYZus{}of}\PY{p}{[}\PY{n+nv}{i}\PY{g+gr}{]}\PY{l+s}{ }\PY{o}{==}\PY{l+s}{ }\PY{n+nv}{sol}\PY{p}{[}\PY{n+nv}{i}\PY{g+gr}{]}\PY{g+gr}{)} \PY{g+gr}{)}\PY{p}{;} \end{BVerbatim}