Please help me out , I'm an absolute beginner in Houdini 17 without any prior knowledge in 3D softwares , I was following this Tutorial Series from "eosacro" in Houdini , I was doing fine until I stumbled upon this particular video "Intro to polygons"
, the last portion of groupings is really hard as there's no option for "group by expression" in houdini 17 . ANY FORM OF HELP WILL BE REALLY , GRATEFULLY APPRECIATED