\begin{minipage}[t]{8in}
\begin{tabular}{ll}
HeapNode$<$Key,Item$>$    & n()
\end{tabular}\\
 
 \parbox[b]{2in} \ \ 
\begin{minipage}[t]{4in}Creates an uninitialized heap node $n$.\end{minipage}
\end{minipage}
\vspace{0.2in}

\begin{minipage}[t]{8in}
\begin{tabular}{ll}
HeapNode$<$Key,Item$>$	 & n(key,info)
\end{tabular}\\


 \parbox[b]{2in} \ \ 
\begin{minipage}[t]{4in}Creates a heap node with $key$ and $info$ fields initialized.\end{minipage}
\end{minipage}
\vspace{0.2in}