\documentclass[11pt]{article} %Use [] to typset document in 11pt or 12pt font

\begin{document}

\tableofcontents %Remember to build the file twice to produce the correct output.

\title{My \LaTeX \ Homework Assignment}
\author{My Name}
\date{\today} %{\today} will automatically generate the date when the file is compiled.
\maketitle

\section{Problems from Chapter 5}
Here's my work on Chapter 5.

	\subsection{Problem 10}
	Here's my work on Problem 10.
	
	\subsection{Problem 12}
	I didn't finish this one.
	
	\subsection{Problem 13}
	I'm still working on this one.
	
\section{Problems from Chapter 6}
	\subsection{Problem 18}
	\subsection{Problem 20}
	\subsection{Problem 22}
	
\end{document}