新手求问：如何进行源代码的格式整理

\documentclass{article} \title{Hello World} \begin{document} \maketitle \section{第一章}is in East Asia. \subsection{第二张} is the capital of .\subsubsection{111111}\paragraph{}is in the center of \subparagraph{Chairman Mao} is in the center of Square \subsection{Hello Guangzhou} \paragraph{Sun Yat-sen University} is the best university in Guangzhou. \end{document}
能不能自动整理成一个个独立的段落
\documentclass{article}
\title{Hello World}
\begin{document}
\maketitle
\section{第一章}is in East Asia.
\subsection{第二张} is the capital of .
\subsubsection{111111}