\documentclass{article}
\input{common}
\usepackage{standalone}

\begin{document}
\tableofcontents
\newpage
\input{crypt1}
\input{crypt2}
\input{crypt3}
\input{crypt4}
\input{crypt5}
\input{crypt6}
\input{crypt8}
\input{crypt11}
\end{document}
