\documentclass[a4j]{jarticle}
%\usepackage{latexsym}
%\documentstyle[a4j]{jarticle}
%\setlength{\textwidth}{160pt}
%\renewcommand{\baselinestretch}{2}
\title{���K��� �𓚗�}
%\author{}
\date{}
%\pagestyle{empty}
\begin{document}
%\maketitle
%\noindent
\begin{figure}
\input{state.tex}
\caption[]{���K��� 7.1 c)}
\label{7.1 c}
\end{figure}
%\vspace*{6cm}
%\hspace*{2cm}
\begin{figure}
\input{state2.tex}
\caption[]{���K��� 7.2 a') $\lfloor \log_2 n \rfloor$}
\label{7.2 a'}
\end{figure}
\begin{figure}
\input{state3.tex}
\vspace*{1cm}
%\hspace*{2cm}
\caption[]{���K��� 7.2 a)}
\label{7.2 a}
\end{figure}
\end{document}
