documentclass[12pt,a4paper]{report}
setcounter{tocdepth}{5}
setcounter{secnumdepth}{5}
%renewcommand{algorithmicforall}{textbf{for each}}
usepackage{graphicx}
usepackage{indentfirst}
usepackage{hyperref}
usepackage{color,soul}
usepackage{amsmath}
usepackage{algorithm}
%usepackage{algorithmic}
usepackage{algcompatible}
usepackage{booktabs}
usepackage{caption}
usepackage{tikz}
usepackage[english]{babel}
 usepackage{natbib}
usepackage[final]{pdfpages} %for embedding another pdf
usepackage{setspace}
captionsetup[table]{skip=10pt}
definecolor{lightblue}{rgb}{.80,.85,1}
sethlcolor{lightblue}
usepackage{verbatim}
usepackage{parskip}
usepackage{enumitem}


begin{document}

%renewcommandbibname{References} %Renames "Bibliography" to "References" on ref page

%include other pages
input{chapters/title.tex}
input{chapters/certificate.tex}
%input{./declaration.tex}
%input{./dedication.tex}
%input{./acknowledgement.tex}
%input{./abstract.tex}


pagenumbering{roman} %numbering before main content starts
tableofcontents
listoffigures
listoftables

newpage
pagenumbering{arabic} %reset numbering to normal for the main content

chapter{Introduction}
input{chapters/Chapter1.tex}
chapter{Literature Review}
input{chapters/Chapter2.tex}
chapter{Techniques Used}
input{chapters/Chapter3.tex}
begin{comment}
input{./chapter_4.tex}
input{./chapter_5.tex}
%input{./appendix.tex}
%input{./references.bib}
%mbox{}
%nocite{*}
%bibliographystyle{ieeetr}
%printbibliography
end{comment}

newpage
%addbibresource{reference.bib}
%renewcommand{thepage}{}
bibliography{reference}
bibliographystyle{unsrt}
end{document}