39 \def\fnote{\gdef\@thefnmark{}\@footnotetext}

    39 \def\fnote{\gdef\@thefnmark{}\@footnotetext}

    40 \makeatother

    40 \makeatother

    41 

    41 

    42 

    42 

    43 \newcommand{\HEADER}{{\bf Please submit your solutions to the

    43 \newcommand{\HEADER}{{\bf Please submit your solutions to the

    45 ASCII text or PDFs. Every solution should be preceded by the

    46 ASCII text or PDFs. Every solution should be preceded by the

    46 corresponding question, like:

    47 corresponding question, like:

    47 

    48 

    48 \begin{center}

    49 \begin{center}

    49 \begin{tabular}{ll}

    50 \begin{tabular}{ll}