1PartA input.tex /^\\part{PartA}$/;" p 2SectionA input.tex /^\\section{SectionA}$/;" s part:PartA 3SubsectionA input.tex /^\\subsection{SubsectionA}$/;" u section:PartA""SectionA 4SectionB input-0.tex /^\\section{SectionB}$/;" s 5SubsectionB input-0.tex /^\\subsection{SubsectionB}$/;" u section:SectionB 6