Added algorithmicx package to template.

templates/syncleus-white.tex

 \documentclass[fleqn,12pt]{templates/syncleus-white} % Document font size and equations flushed left
 
-\usepackage[ruled,vlined]{algorithm2e}
 \usepackage{mathtools}
 \usepackage{amssymb}
 \usepackage{amsmath}
 \usepackage{subcaption}
 \usepackage{float}
 \usepackage[pdftex]{graphicx}
+\usepackage{algorithm}
+\usepackage{algpseudocode}
 \usepackage{./templates/graphviz}
 
 \usepackage[$if(geometry)$$geometry$$else$left=2cm, right=2cm, top=2.25cm, bottom=2.25cm, headheight=13.6pt, letterpaper$endif$]{geometry}