LaTeX Document Template

\documentclass[11pt,a4paper]{article}
\usepackage[T1]{fontenc}
\usepackage[polish]{babel}
\usepackage[utf8]{inputenc}
\usepackage{lmodern}
\selectlanguage{polish}
\author{Dariusz Dębicki}
\title{My First {\LaTeX} Document}

\begin{document}
\maketitle

\end{document}