algorithm template using algorithm2e

algorithm2e_template

\begin{algorithm}[H]
    \SetKwFor{ForEach}{for each}{do}{end}%separate foreach with a space
    \SetArgSty{textrm} %do not automatically use italic in arguments
    \SetKwInOut{KwInit}{Initialization}
    \SetKwFunction{Map}{Map}
    \SetKwFunction{Reduce}{Reduce}
    \SetKwProg{myproc}{Procedure}{}{}
    \DontPrintSemicolon % Some LaTeX compilers require you to use \dontprintsemicolon instead
    \KwIn{}
    \KwOut{}
    \myproc{\Map{[(key, value)]}}{
        \ForEach a {
          emit(key, value)\;
        }
    }
    \myproc{\Reduce{(key, [value])}} {
        save to file\;
    }

\caption{FooAlgorithm}
\label{algo:mr}
\end{algorithm}