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\title{1993$@G/F|K\?t3X%*%j%s%T%C%/K\A*(J}
\author{$@9q:]?t3X%*%j%s%T%C%/F|(J$@K\0Q0w2q(J}
\date{}
\begin{document}
\maketitle\thispagestyle{empty}

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\vspace*{0.5em}
\centerline{\bf \Large $@Ld(J \ \ $@Bj(J\footnotemark}
\footnotetext{Copyright \copyright 1993 by Mathematical Olympiad
  Foundation of Japan}
\footnotetext{$@Cx:n8"$O?t3X%*%j%s%T%C%/:bCD$K5"B0$7$^(J$@$9(J.}
\vspace{1em}
\noindent $\dagger$ 1993$@G/(J 2$@7n(J 11$@F|(J $@;n83;~4V(J 4$@;~4V(J 5$@Ld(J
\begin{description}
%
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\begin{description}
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$@$KBP$7$F!"ITEy<0(J\par
$\displaystyle{\max_{0 \leqq x \leqq 2} \prod_{j=1}^n
{\left\vert x-a_j \right\vert} \leqq C^n {\max_{0 \leqq x
\leqq 1} \prod_{j=1}^n {\left\vert x-a_j\right\vert}}}$
\par
$@$,@.$jN)$D!#(J
\end{description}
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\end{description}
\end{document}

--
1993$@G/(J02$@7n(J11$@F|(J($@LZ(J)
--------
$@4](J$@;3D>>;!wE}7W?tM}8&5f=j(J
maruyama@ism.ac.jp