\begin{frame}
    \frametitle{\problemtitle}

    \begin{columns}
        \begin{column}[T]{.70\textwidth}
            \begin{itemize}
                \item Calculate X for $1 \leq n \leq 10^5$ values.
                \item Each value is ...
            \end{itemize}

            %\vspace{1em}

            %\centering
            %\includegraphics[width=0.25\textwidth]{sample}

            %\small
            %Illustration of Sample Input 1.
        \end{column}

        %\illustration{0.25}{illustration.jpg}{
        %    Caption of the illustration (optional).
        %    CC BY-SA 4.0 by X on \href{https://example.com/reference-to-image}{Y}
        %}
    \end{columns}
\end{frame}