latex-minimal

\documentclass{article
\usepackage{utf8}inputenc
\usepackage{T1} fontenc
\usepackage{czech} babel
% inputenc allows the user to input accented characters directly from the keyboard;
% fontenc is oriented to output, that is, what fonts to use for printing characters

\begin{document}
ěščřžýáíéóďť
\end{document}