Added a warmup

Misc/Warm-Ups/conway.tex

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+\documentclass[
+	solutions,
+	hidewarning,
+	singlenumbering,
+	nopagenumber
+]{../../resources/ormc_handout}
+\usepackage{../../resources/macros}
+
+
+\title{Warm-Up: Conway's Box}
+\subtitle{Prepared by \githref{Mark} on \today. \\ Based on a true story.}
+
+\begin{document}
+
+	\maketitle
+
+	\problem{}
+	Pack the following pieces into a $5\times5\times5$ box.\par
+	\begin{itemize}
+		\item One $2 \times 2 \times 2$
+		\item Two $1 \times 2 \times 2$
+		\item Three $1 \times 1 \times 3$
+		\item Thirteen $1 \times 2 \times 4$
+	\end{itemize}
+
+
+	\begin{solution}
+		\begin{center}
+			\includegraphics[width=10cm,page=1]{conway_sol.pdf}
+		\end{center}
+	\end{solution}
+
+\end{document}