main.tex

\documentclass{beamer}
\usepackage[utf8]{inputenc}
\usepackage{listings}
\usepackage{color}

% For code formatting
\definecolor{codegreen}{rgb}{0,0.6,0}
\definecolor{codegray}{rgb}{0.5,0.5,0.5}
\definecolor{codepurple}{rgb}{0.58,0,0.82}
\definecolor{backcolour}{rgb}{0.95,0.95,0.92}
 
\lstdefinestyle{mystyle}{
    backgroundcolor=\color{backcolour},   
    commentstyle=\color{codegreen},
    keywordstyle=\color{magenta},
    numberstyle=\tiny\color{codegray},
    stringstyle=\color{codepurple},
    basicstyle=\footnotesize,
    breakatwhitespace=false,         
    breaklines=true,                 
    captionpos=b,                    
    keepspaces=true,                 
    numbers=left,                    
    numbersep=5pt,                  
    showspaces=false,                
    showstringspaces=false,
    showtabs=false,                  
    tabsize=2
}
 
\lstset{style=mystyle}

% TITLE
\title{CS50 Seminar: Type-ing Music with Haskell and LilyPond}
\author{Connor Harris and Stephen Krewson}

% The Slide Deck
\begin{document}

\frame{\titlepage} 
\frame{\frametitle{Table of contents}\tableofcontents} 

% EUTERPEA
\section{Euterpea}
\begin{frame}

\frametitle{Some code}
\lstinputlisting[language=Haskell]{test.lhs}

\end{frame}

\section{LilyPond}
\begin{frame}{Frame Title}
LilyPond stuff.
\end{frame}

\end{document}