How to make an arrow with words on top in texstudio [duplicate]

Question

I am new in TeXstudio editor and I want to add an arrow with words above to show a transition between two states. Something like the picture below.

How can I do that.

Answer 1

You could use mathtools.

\documentclass{article}
\usepackage{mathtools}

\begin{document}
     $\xrightarrow{print(5)}$
\end{document}