\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{tankman175}
\pdfinfo{
  /Title (programierparadigmen-kit.pdf)
  /Creator (Cheatography)
  /Author (tankman175)
  /Subject (Programierparadigmen KIT Cheat Sheet)
}

% Lengths and widths
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\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
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\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{0500A3}
\definecolor{LightBackground}{HTML}{F7F7FC}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Programierparadigmen KIT Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{tankman175} via \textcolor{DarkBackground}{\uline{cheatography.com/146135/cs/31575/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}tankman175 \\
  \uline{cheatography.com/tankman175} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 7th April, 2022.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{3}

\begin{tabularx}{5.377cm}{x{2.23965 cm} x{2.73735 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Haskell Functions}}  \tn
% Row 0
\SetRowColor{LightBackground}
`map` & `map (+1) {[}1..5{]}` \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
`filter` & `filter even {[}1..5{]}` \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
`take` & `take` 2 {[}-2..10{]} \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
`drop` & `drop 1 {[}0,1..5{]}` \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
`head` & `head {[}1..5{]} = 1` \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
`tail` & `tail {[}1..5{]} = {[}4..5{]}` \tn 
% Row Count 6 (+ 1)
% Row 6
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`all` & `all even {[}2,4,6{]}` \tn 
% Row Count 7 (+ 1)
% Row 7
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\mymulticolumn{2}{x{5.377cm}}{`any`} \tn 
% Row Count 8 (+ 1)
% Row 8
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{`iterate`} \tn 
% Row Count 9 (+ 1)
% Row 9
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{`repeat`} \tn 
% Row Count 10 (+ 1)
% Row 10
\SetRowColor{LightBackground}
`zip` & `zip {[}1..5{]} {[}5..9{]}` \tn 
% Row Count 11 (+ 1)
% Row 11
\SetRowColor{white}
`elem` & `elem 4 {[}1..5{]}` \tn 
% Row Count 12 (+ 1)
% Row 12
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{`{[}(a,b) | a \textless{}- {[}1..5{]}, b\textless{}-{[}5..9{]}{]}`} \tn 
% Row Count 13 (+ 1)
% Row 13
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`(+1) 5` & `=6` \tn 
% Row Count 14 (+ 1)
% Row 14
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`(\textbackslash{}x -\textgreater{}4) 6` & `=6` \tn 
% Row Count 15 (+ 1)
% Row 15
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`(\textbackslash{}x y -\textgreater{}x+y)` 2 3 & `=5` \tn 
% Row Count 16 (+ 1)
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\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{p{1.09494 cm} x{3.88206 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Church Encoding}}  \tn
% Row 0
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CTrue & `\textbackslash{}t. \textbackslash{}f.  t` \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
CFalse & `\textbackslash{}t. \textbackslash{}f.  f` \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
C2 & `\textbackslash{}s. \textbackslash{}x. s (s x)` \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
CNot & `\textbackslash{}a.  a CFalse CTrue` \tn 
% Row Count 4 (+ 1)
% Row 4
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CAnd & `\textbackslash{}a. \textbackslash{}b. a a b` \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
COr & `\textbackslash{}a. \textbackslash{}b. a b a` \tn 
% Row Count 6 (+ 1)
% Row 6
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CEven & `\textbackslash{}n. n not CTrue` \tn 
% Row Count 7 (+ 1)
% Row 7
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{`} \tn 
% Row Count 8 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
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\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.38896 cm} x{2.58804 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{MPI}}  \tn
% Row 0
\SetRowColor{LightBackground}
\seqsplit{MPI\_comm\_sizze(wrld}, \&out) & get size \tn 
% Row Count 2 (+ 2)
% Row 1
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\seqsplit{MPI\_comm\_rank(wrld}, \&out) & get rank \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{MPI\_Scatter(data, amount, type, \&local, , amount,..)} \tn 
% Row Count 6 (+ 2)
% Row 3
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MPI\_reduce & a0=a0+a1+a2 \tn 
% Row Count 7 (+ 1)
% Row 4
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MPI\_allreduce & a0=sum();  a1=sum()... \tn 
% Row Count 9 (+ 2)
% Row 5
\SetRowColor{white}
MPI\_scatterV(data, {[}amounts{]},... & Variable amounts \tn 
% Row Count 11 (+ 2)
% Row 6
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MPI\_gatherV(data, {[}amounts{]},... & Variable amounts \tn 
% Row Count 13 (+ 2)
% Row 7
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MPI\_ReduceScatter & Reduce to root then scatter to all \tn 
% Row Count 15 (+ 2)
% Row 8
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MPI\_Alltoall & Transpose Data matrix \tn 
% Row Count 17 (+ 2)
% Row 9
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MPI\_allGather & a=b=c \tn 
% Row Count 18 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}