Latex表格，合并单元格

Latex表格，合并单元格

https://blog.csdn.net/wzxlovesy/article/details/69063271

https://blog.csdn.net/Canhui_WANG/article/details/72920963

\documentclass[a4paper,12pt]{report}
\usepackage[UTF8,nopunct]{ctex}

\begin{document}

\begin{table}
    \centering
    \begin{tabular}{|c|c|c|c|}
        \hline
        \multicolumn{2}{|c|}{合并一行两列} & 三 & 四 \\
        \hline
        1 & 2 & 3 & 4 \\
        \hline
    \end{tabular}
\end{table}

\end{document}