code-examples-step-by-step/chapter2_roles_follower.tex at master · codingsocialscience/code-examples-step-by-step · GitHub

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\documentclass{beamer}

\usepackage[utf8]{inputenc}
\usepackage{scratch}

\begin{document}

\begin{frame}

\end{frame}

\begin{frame}
  \begin{scratch}
    \blockmove{set variable \ovalvariable{most wanted holder} as \txtbox{0}}
    \blockmove{set variable \ovalvariable{most wanted follower} as \txtbox{0}}
  \end{scratch}
\end{frame}

\begin{frame}
  \begin{scratch}
    \blockmove{set variable \ovalvariable{most wanted holder} as \txtbox{0}}
    \blockrepeat{for each \ovalvariable{line} in file \txtbox{example.txt}}
    {
        \blockmove{set variable \ovalvariable{number} as numerical value of \ovalvariable{line}}
        \blockif{ if \booloperator{ \ovalvariable{number} $>$ \ovalvariable{most wanted holder} } }
        {
          \blockmove{set variable \ovalvariable{most wanted holder} as \ovalvariable{number} }
        }
    }
  \end{scratch}
\end{frame}

\begin{frame}
  \begin{scratch}
    \blockmove{set variable \ovalvariable{most wanted holder} as \txtbox{0}}
    \blockmove{set variable \ovalvariable{most wanted follower} as \txtbox{0}}
    \blockrepeat{for each \ovalvariable{line} in file \txtbox{example.txt}}
    {
        \blockmove{set variable \ovalvariable{number} as numerical value of \ovalvariable{line}}
        \blockif{ if \booloperator{ \ovalvariable{number} $>$ \ovalvariable{most wanted holder} } }
        {
          \blockmove{set variable \ovalvariable{most wanted follower} as \ovalvariable{most wanted holder} }
          \blockmove{set variable \ovalvariable{most wanted holder} as \ovalvariable{number} }
        }
    }
    \blocklook{print The second highest number is \ovalvariable{most wanted follower} }
  \end{scratch}
\end{frame}

\end{document}