0.1 Latex editor

Texmaker

http://www.xm1math.net/

0.2 Convert latex algorithm to a image

%\documentclass{article}
\documentclass[convert={density=300, size=600*600, outext=.png}
              % border= left, buttom, right, top
              , border={-17pt -3pt -20pt -3pt}]{standalone}
              
\usepackage[]{algorithm2e}
\begin{document}

\begin{algorithm}[H]
\SetKwRepeat{Do}{do}{while}%
Initialize engine cache: $A, B$\;
\Do{shutting down the engine}{
  $A$ = engine input: a new KPI value\;
  // calculate a value\\
  \If{$A==null$}{
       $A = B-A$\;
  }
 engine output: [$A, B$]\\
}
\end{algorithm}

\end{document}
images_latex.png

images_latex.png

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