\documentclass[11pt]{scrartcl}
\usepackage{evan}

\begin{document}
\title{Korea Winter 2020/1/3}
\subtitle{Evan Chen}
\author{Twitch Solves ISL}
\date{Episode 168}
\maketitle

\section*{Problem}
Find all $Q(x) \in \mathbb Z[x]$ such that $Q(n) \ge 1$ for every positive integer $n$,
and $Q(m) Q(n)$ has the same number of prime divisors as $Q(mn)$ for
all positive integers $m$ and $n$.



\section*{External Link}
\url{https://aops.com/community/p17525051}

\newpage

\section*{Solution}
TODO

\end{document}
