案例1

\documentclass{article}\usepackage{xeCJK}
\usepackage[]{algorithm2e}
%\usepackage{ctex}                                         % 中文包\begin{document}\renewcommand{\algorithmcfname}{算法}                     % 把标题设置为“算法”
\begin{algorithm}\SetKwInOut{Input}{输入}\SetKwInOut{Output}{输出}\Input{Some input data\;these inputs can be displayed on several lines and one input can be wider than line's width.}\Output{Same for output data}\caption{How to write algorithms}
\end{algorithm}\end{document}

结果如下