double check the work of their computational models. They have passed on the following code that creates a plane of charge using $25$ point charges.

GlowScript $2\mathrm{.}7$ VPython

##This part of the code creates a grid of point charges in the $x$ and $z$ plane $================================$

display$($background$=$color.white$)$

charges $=[]$

Q$\_$total $=-10$

xaxis pos $=$vector$(-25,0,0),$ axis $=$vec$(50,0,0),$ radius $=0\mathrm{.}05,$ color $=$ color.black