notebook.tex

\documentclass[8pt]{article}
\usepackage[a4paper,margin=1.5cm]{geometry}
\usepackage{hyperref}
\usepackage{fancyhdr}
\usepackage{listings}
\usepackage{xcolor}
\usepackage{tocloft}
\usepackage{pdflscape}
\usepackage{multicol}
\usepackage{amsmath, amssymb, amsfonts}
\usepackage{graphicx}

\renewcommand*{\ttdefault}{pcr}
\renewcommand\cftsecfont{\fontsize{10}{9}\bfseries}
\renewcommand\cftsecpagefont{\fontsize{10}{9}\mdseries}
\renewcommand\cftsubsecfont{\fontsize{10}{6}\mdseries}
\renewcommand\cftsubsecpagefont{\fontsize{10}{6}\mdseries}
\renewcommand\cftsecafterpnum{\vspace{-.5ex}}
\renewcommand\cftsubsecafterpnum{\vspace{0ex}}

\newcommand{\Section}[1]{
    \section*{#1}
    \addcontentsline{toc}{subsection}{#1}
    \vspace{-3mm}
}

\newcommand{\Topic}[1]{\textbf{#1}}

\lstdefinestyle{shared}{
    belowcaptionskip=1\baselineskip,
    breaklines=true,
    xleftmargin=\parindent,
    showstringspaces=false,
    basicstyle=\fontsize{10}{6}\ttfamily,
}
\lstdefinestyle{cpp}{
	style=shared,
    language=C++,
    keywordstyle=\bfseries\color{green!40!black},
    commentstyle=\itshape\color{blue!90!black},
    identifierstyle=\color{black},
    stringstyle=\color{red!90!black},
}
\lstdefinestyle{py}{
    style=shared,
    language=Python,
    keywordstyle=\bfseries\color{green!40!black},
    commentstyle=\itshape\color{purple!40!black},
    identifierstyle=\color{blue},
    stringstyle=\color{orange},
}
\lstdefinestyle{java}{
    style=shared,
    language=Java,
    keywordstyle=\bfseries\color{green!40!black},
    commentstyle=\itshape\color{purple!40!black},
    identifierstyle=\color{blue},
    stringstyle=\color{red},
}
\lstdefinestyle{txt}{
    style=shared,
}
\lstset{escapechar=@}


\title{\vspace{-4ex}\Large{Competitive Programming - ICPC (2023)}}
\author{}
\date{}

\begin{document}
\begin{landscape}
\setlength{\columnseprule}{0.4pt}
\setlength{\columnsep}{40pt}
\begin{multicols}{2}
\maketitle
\vspace{-13ex}
\tableofcontents
\pagestyle{fancy}

\input contents.tex

\end{multicols}

\end{landscape}
\end{document}