\relax \@writefile{toc}{\contentsline {section}{\numberline {1}Warm-up: Winning a board game}{1}} \@writefile{toc}{\contentsline {paragraph}{Notation.}{2}} \@writefile{toc}{\contentsline {paragraph}{Towards the solution.}{2}} \@writefile{toc}{\contentsline {paragraph}{A recursive solution.}{2}} \@writefile{toc}{\contentsline {paragraph}{Analysis:}{2}} \@writefile{toc}{\contentsline {paragraph}{A more efficient algorithm.}{3}}