RubenZx

Keybase proof

I hereby claim:

• I am rubenzx on github.
• I am rbnzx (https://keybase.io/rbnzx) on keybase.
• I have a public key ASCKS4MX5n2245dfjNA1qMIeclj3NLevr3wqBaBEsgn8pAo

To claim this, I am signing this object:

RubenZx

\documentclass[preview,border=4mm,convert={density=600,outext=.png}]{standalone}
\usepackage{tikz}
\usetikzlibrary{arrows.meta}
\begin{document}
\begin{tikzpicture}
\begin{scope}[every node/.style={circle,thick,draw}]
    \node (A) at (-3,-2) {0};
    \node (B) at (0,-2) {1};
    \node (C) at (3,-2){2};
    \node (D) at (-3,-4){3};