\documentclass[a4paper,english]{article}
\usepackage[english]{babel}
\usepackage{textcomp}
%\usepackage{url}
%\usepackage[plainpages=false]{hyperref}
%\usepackage{wrapfig}
%\usepackage{algorithm}
%\usepackage{algorithmic}
\usepackage[latin1]{inputenc}
%\usepackage{graphicx}
%\usepackage{subfigure}
%\usepackage{fancyhdr}
%\usepackage{lscape}
%\usepackage{color}
%\usepackage{listings}
%\usepackage{caption}
