documentclass[12pt, twoside, openright]{report}

usepackage[utf8]{inputenc}
usepackage[spanish]{babel}

usepackage{listings}
usepackage{minted}

renewcommand{lstlistingname}{Listado}
renewcommand{lstlistlistingname}{Índice de listados}

begin{document}

listoftables
listoflistings

chapter{Introducción}
pagenumbering{arabic}
setcounter{page}{1}
% subimport*{./}{chapter01.tex}
begin{listing}[H]
begin{minted}[linenos,frame=lines, framesep=2mm,numbersep=5pt]{scala}
val immutableInt = 2
immutableInt = 3    // Compile Error
var mutableInt = 4
mutableInt = 2  // OK
end{minted}
caption{val versus var}
label{lst:scala_valvar}
end{listing}

end{document}

renewcommandlistingscaption{Code-Snippet}
renewcommandlistoflistingscaption{List of program codes}