\documentclass{article}
-\usepackage[dvipdfm]{hyperref}
+\usepackage{hyperref}
\usepackage{a4wide}
\usepackage{bm}
\usepackage{float}
+\usepackage{graphicx}
\usepackage{amsmath}
\usepackage{listings}
\everymath{\displaystyle}
\lstset{%
- basicstyle=\footnotesize,
+ basicstyle=\scriptsize,
breakatwhitespace=true,
breaklines=true,
keepspaces=true,