它有一个包含 50 个问题的多项选择题文件，想要生成包含不同问题的评估，每个评估的问题数量限制为 10 个，生成 5 个包含不同问题的文件。
\documentclass[a4paper]{article}
\usepackage[output=exam
,numberofversions=4
,version=1
,seed=1
,randomizequestions=true
,randomizeanswers=true
,writeRfile=false
]{mcexam}
% Packages used for special things
\usepackage{tikz,framed}
\usepackage{fancyhdr,lastpage,totcount,xpatch}
\usepackage{calc}
% Set headers and footers
\pagestyle{fancy}
\fancyhf{}
\renewcommand{\headrulewidth}{0pt}
\renewcommand{\footrulewidth}{1pt}
\lfoot{\mctheversion}
\rfoot{Page \thepage\ of \pageref{LastPage}}
% Ensure each question+answers is printed entirely on the same page.
\renewenvironment{setmcquestion}
{\begin{minipage}[t]{\linewidth-\labelwidth}}
{\end{minipage}\par}
\newtoggle{questionscounted}
\global\togglefalse{questionscounted}
\makeatletter
\newcommand{\patch@mcquestions}{%
\iftoggle{questionscounted}
{}
{%
\setcounter{numquestions}{\value{mc@counter}}%
\global\toggletrue{questionscounted}
}%
}
\newcounter{numquestions}
\regtotcounter{numquestions}
\xpatchcmd{\env@mcquestions@process}
{\mc@setQuestionAndAnswerNumbers}
{\mc@setQuestionAndAnswerNumbers\patch@mcquestions}
{}{}
\makeatother
\begin{document}
\begin{center}
\bfseries\LARGE Midterm Exam
\end{center}
\begin{framed}
\centering\bfseries\Large\MakeUppercase{\mctheversion}
\end{framed}
\mcifoutput{concept,exam}{
\bigskip
\noindent Name: \dotfill\\[.5\baselineskip]
\noindent Student Number: \dotfill\\[.5\baselineskip]
\noindent Program: \dotfill
\vspace{2\baselineskip}
\noindent\textbf{Instructions:}
\begin{itemize}[nosep]
\item This exam has \total{numquestions} questions. %THIS THROWS AN UNDEFINED CONTROL SEQUENCE ERROR
\end{itemize}
}
\begin{mcquestions}
\question What is the color of the sky?
\begin{mcanswerslist}[fixlast]
\answer[correct] blue
\answer green
\answer red
\answer yellow
\answer none of the above
\end{mcanswerslist}
\begin{mcexplanation}
If you look up to the sky and there are no clouds, you'll see it is blue.
\end{mcexplanation}
\begin{mcnotes}
This question had a large proportion of good answers last year.
\end{mcnotes}
\question Which figure is a square?
\begin{mcanswers}
\begin{tabular}{@{}cccc}
\answer{1}{\tikz{\draw (-0.66,0)--(0.66,0)--(0,1)--cycle;}}&
\answer{2}{\tikz{\draw (0,0)--(2,0)--(2,1)--(0,1)--cycle;}}&
\answer[correct]{3}{\tikz{\draw (0,0)--(1,0)--(1,1)--(0,1)--cycle;}}&
\answer{4}{\tikz{\draw (0,0) circle[radius=0.5];}}\\
\answernum{1}&\answernum{2}&\answernum{3}&\answernum{4}\\
\end{tabular}
\end{mcanswers}
\end{mcquestions}
\end{document}
编辑：
我不明白的是编译器无法识别 latex 输入
\documentclass[a4paper,11pt]{scrartcl}
\usepackage[output=exam, numberofversions=58, randomizequestions=true,randomizeanswers=true]{mcexam}
\usepackage{fontspec}%déjà chargé par luatextra
\usepackage[T1]{fontenc}
\setmainfont[Ligatures=TeX,
Path = ../../Fonts/alegreya/,
UprightFont=Alegreya-regular,
BoldFont=Alegreya-Bold,
ItalicFont=Alegreya-Italic,
BoldItalicFont=Alegreya-BoldItalic,
SmallCapsFont=AlegreyaSC-Regular
]{Alegreya}
%\defaultfontfeatures{Ligatures=TeX} % to have the automatics ligatures of TeX
%\setromanfont{Alegreya}
%\usepackage{geometry,lipsum,xcolor}
\usepackage[a4paper,left=30mm,right=25mm,top=30mm,bottom=25mm,headsep=15.5mm]{geometry}
\geometry{margin=1in}
\usepackage[portuguese]{babel}
\usepackage{tikz}
\usepackage{graphicx}
\usepackage{chemfig}
\usepackage{cancel}
\renewenvironment{setmcanswers}{}{}
\setlist[setmcquestions]{label=\mcquestionlabelfmt{*}-
,ref=\mcquestionlabelfmt{*}
,itemsep=0.5\baselineskip
,topsep=1\baselineskip
}
\usepackage{fancyhdr,lastpage}
\pagestyle{fancy}
\fancyhf{}
\renewcommand{\headrulewidth}{0pt}
\renewcommand{\footrulewidth}{1pt}
\lfoot{\mctheversion}
\rfoot{Página \thepage\ de \pageref{LastPage}}
\renewcommand{\CancelColor}{\color{red}}
\usepackage{upgreek}
%\usepackage[method=mhchem]{chemmacros}
\usepackage{chemmacros}
\chemsetup{modules=all}
\usepackage{multicol}
\usepackage{enumitem}
\usepackage{etoolbox}
\patchcmd{\newpage}{\par}{\par\relax}{}{\FAILED}
\foreach \i in {1,...,10}{
\newpage
\setkeys{mcexam.sty}{version=\i,seed=123}
\begin{multicols}{2}
\begin{mcquestions}
\input{../Folder1/file2}
\input{../Folder2/file2}
\end{mcquestions}%%%%%
\end{multicoLs}
}
\end{document}
那是文件 1，文件 2 是：
\question What is the color of the sky?
\begin{mcanswerslist}
\answer[correct] blue
\answer green
\answer red
\answer yellow
\answer none of the above
\end{mcanswerslist}
我不明白的是编译器无法识别 latex 输入
\documentclass[a4paper,11pt]{scrartcl}
\usepackage[output=exam, numberofversions=58, randomizequestions=true,randomizeanswers=true]{mcexam}
\usepackage{fontspec}%déjà chargé par luatextra
\usepackage[T1]{fontenc}
\setmainfont[Ligatures=TeX,
Path = ../../Fonts/alegreya/,
UprightFont=Alegreya-regular,
BoldFont=Alegreya-Bold,
ItalicFont=Alegreya-Italic,
BoldItalicFont=Alegreya-BoldItalic,
SmallCapsFont=AlegreyaSC-Regular
]{Alegreya}
%\defaultfontfeatures{Ligatures=TeX} % to have the automatics ligatures of TeX
%\setromanfont{Alegreya}
%\usepackage{geometry,lipsum,xcolor}
\usepackage[a4paper,left=30mm,right=25mm,top=30mm,bottom=25mm,headsep=15.5mm]{geometry}
\geometry{margin=1in}
\usepackage[portuguese]{babel}
\usepackage{tikz}
\usepackage{graphicx}
\usepackage{chemfig}
\usepackage{cancel}
\renewenvironment{setmcanswers}{}{}
\setlist[setmcquestions]{label=\mcquestionlabelfmt{*}-
,ref=\mcquestionlabelfmt{*}
,itemsep=0.5\baselineskip
,topsep=1\baselineskip
}
\usepackage{fancyhdr,lastpage}
\pagestyle{fancy}
\fancyhf{}
\renewcommand{\headrulewidth}{0pt}
\renewcommand{\footrulewidth}{1pt}
\lfoot{\mctheversion}
\rfoot{Página \thepage\ de \pageref{LastPage}}
\renewcommand{\CancelColor}{\color{red}}
\usepackage{upgreek}
%\usepackage[method=mhchem]{chemmacros}
\usepackage{chemmacros}
\chemsetup{modules=all}
\usepackage{multicol}
\usepackage{enumitem}
\usepackage{etoolbox}
\patchcmd{\newpage}{\par}{\par\relax}{}{\FAILED}
\foreach \i in {1,...,10}{
\newpage
\setkeys{mcexam.sty}{version=\i,seed=123}
\begin{multicols}{2}
\begin{mcquestions}
\input{../Folder1/file2}
\input{../Folder2/file2}
\end{mcquestions}%%%%%
\end{multicoLs}
}
\end{document}
那是文件 1，文件 2 是：
\question What is the color of the sky?
\begin{mcanswerslist}
\answer[correct] blue
\answer green
\answer red
\answer yellow
\answer none of the above
\end{mcanswerslist}