yogi_Conditionally Format Cells In One Column That Match Any Cell in The Other Column

Google Spreadsheet   Post  #2560

Yogi Anand, D.Eng, P.E.      ANAND Enterprises LLC -- Rochester Hills MI     Jan-01-2019

question by: Ari R:
https://productforums.google.com/forum/?utm_medium=email&utm_source=best_answer_notification_button#!topic/docs/DA2kzqnBsF4;context-place=mydiscussions
Google Sheets matching entries highlighted
I need all matches in Columns A & B to be highlighted in green and which don't match to be highlighted in Red.

https://docs.google.com/spreadsheets/d/1cTdBV-_9lhDCDBJXAtJs2oGkTtgK72RN8A8w7tEr34Y/edit?usp=sharing