\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
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\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{ebucheat}
\pdfinfo{
  /Title (midsemester-prep-exam-2-prep.pdf)
  /Creator (Cheatography)
  /Author (ebucheat)
  /Subject (midsemester prep exam 2 prep Cheat Sheet)
}

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% This two commands together give roughly
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\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
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% 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{midsemester prep exam 2 prep Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{ebucheat} via \textcolor{DarkBackground}{\uline{cheatography.com/19650/cs/2685/}}}
\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}ebucheat \\
  \uline{cheatography.com/ebucheat} \\
  \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 12th May, 2016.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
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  \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*}{4}

\begin{tabularx}{3.833cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{day of the week}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{// I, Ebuka Chibueze certify this is my own work and I have not collaborated with anyone \newline  // 10/04/2014 \newline \#define \seqsplit{\_CRT\_SECURE\_NO\_WARNINGS}    \newline \#include \textless{}stdio.h\textgreater{} \newline int main(int)  \newline \{  \newline  int m, d, y, daycode, numdays; //m-\textgreater{}Month d-\textgreater{}Day y-\textgreater{}Year  \newline  printf("Enter date(mm dd yyyy):");  \newline  scanf("\%d \%d \%d", \&m, \&d, \&y);  \newline  while(m!=0 \&\& d!=0 \&\& y!=0)  \newline  \{  \newline  numdays = \seqsplit{(((y-1)*365)+((y-1)/4)-((y-1)/100)+((y-1)/400));} //numdays is  \newline //the total number of days within the year plus the next year  \newline   \newline   \newline   \newline   \newline  switch(m)  \newline  \{ case 1: d =d;  \newline  break;  \newline  case 2: d=d+31;  \newline  break;  \newline  case 3: d=d+28+31;  \newline  break;  \newline  case 4: d=d+31+28+31;  \newline  break;  \newline  case 5: d=d+30+31+28+31;  \newline  break;  \newline  case 6: d=d+31+30+31+28+31;  \newline  break;  \newline  case 7: d=d+30+31+30+31+28+31;  \newline  break;  \newline  case 8: \seqsplit{d=d+31+30+31+30+31+28+31;}  \newline  break;  \newline  case 9: \seqsplit{d=d+31+31+30+31+30+31+28+31;}  \newline  break;  \newline  case 10: \seqsplit{d=d+30+31+31+30+31+30+31+28+31;}  \newline  break;  \newline  case 11: \seqsplit{d=d+31+30+31+31+30+31+30+31+28+31;}  \newline  break;  \newline  case 12: \seqsplit{d=d+30+31+30+31+31+30+31+30+31+28+31;}  \newline  break;  \newline   \newline  \}  \newline   \newline   \newline  if (((!(y\%4) \&\& (y\%100)) || !(y\%400)) \&\& m\textgreater{}=3)  \newline  \{  \newline  d = d +1;  \newline  \}  \newline   \newline   \newline  numdays = numdays+d;  \newline  daycode = numdays\%7;  \newline  //If daycode is 0-\textgreater{}Sunday 1-\textgreater{}Monday 2-\textgreater{}Tuesday 3-\textgreater{}Wednesday 4-\textgreater{}Thursday 5 \newline  \newline  if (daycode == 0)  \newline  printf("Sunday\textbackslash{}n");  \newline  else if (daycode == 1)  \newline  printf("Monday\textbackslash{}n");   \newline  else if (daycode == 2) \newline  printf("Tuesday\textbackslash{}n");  \newline  else if (daycode == 3)  \newline  printf("Wednesday\textbackslash{}n");  \newline  else if (daycode == 4)  \newline  printf("Thursday\textbackslash{}n");  \newline  else if (daycode == 5)  \newline  printf("Friday\textbackslash{}n");  \newline  else if (daycode == 6)  \newline  printf("Saturday\textbackslash{}n");  \newline   \newline   \newline  printf("Enter date(mm dd yyyy):");  \newline  scanf("\%d \%d \%d", \&m, \&d, \&y);  \newline  \}  \newline \}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{hypotenuse \textgreater{} function practice}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{\seqsplit{\#define\_CRT\_SECURE\_NO\_WARNINGS} \newline \#include \textless{}stdio.h\textgreater{} \newline \#include \textless{}math.h\textgreater{} \newline  \newline double hyp(double, double); // proto type must have semi colon \newline int main() \newline \{ \newline     double x,y,h; \newline     printf("  enter x and y "); \newline     scanf(" \%lf \%lf ", \&x, \&y); \newline     h = hyp(x,y); \newline     printf("hypotenuse is :\%lf\textbackslash{}n ", h); \newline \} \newline  return 0; \newline  \newline double hyp( double a, double b) \newline \{ \newline     double sum, result; \newline     sum=a{\emph{a +b}}b; \newline     result = sqrt(sum); \newline     return result; \newline \}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{x{1.61351 cm} x{1.81949 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{links}}  \tn
% Row 0
\SetRowColor{LightBackground}
force power point & \seqsplit{https://www.filepicker.io/api/file/g85DAcWXT4WejzQ395jF} \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
double pointers & http://www.eskimo.com/\textasciitilde{}scs/cclass/int/sx8.html \tn 
% Row Count 6 (+ 3)
% Row 2
\SetRowColor{LightBackground}
arrays/ useful website/timeslide & \seqsplit{http://bitcrafters-appledev}.blogspot.com/2012/06/c-arrays-and-pointers-cheat-sheet.html \tn 
% Row Count 11 (+ 5)
% Row 3
\SetRowColor{white}
more forces proll late ch 5 early 6 & \seqsplit{https://www.filepicker.io/api/file/itPXrThR3GIOdeM6vlVl} \tn 
% Row Count 14 (+ 3)
% Row 4
\SetRowColor{LightBackground}
circular motion & \seqsplit{https://www.filepicker.io/api/file/AAZBAUMSS564HRf9Vbtf} \tn 
% Row Count 17 (+ 3)
% Row 5
\SetRowColor{white}
work /KE and PE & \seqsplit{https://www.filepicker.io/api/file/ni2ZgwLkSrWzPknychS5} \tn 
% Row Count 20 (+ 3)
% Row 6
\SetRowColor{LightBackground}
extra power point \textasciicircum{}\textasciicircum{} & \seqsplit{http://www.physics.ucf}.edu/\textasciitilde{}roldan/classes/phy2048-ch7.pdf \tn 
% Row Count 23 (+ 3)
% Row 7
\SetRowColor{white}
ch 9 stuff & \seqsplit{https://www.filepicker.io/api/file/tvy6mccQBaoCVrzRyYlG} \tn 
% Row Count 26 (+ 3)
% Row 8
\SetRowColor{LightBackground}
file i/o & \seqsplit{http://www.cprogramming.com/tutorial/cfileio.html} \tn 
% Row Count 29 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}