what would i do if i saw a friend cheating

if i cAME ACROSS A friend CHEATING I wouLDN'T DO NOTHING ESPECIALLY IF ITS MY friend who is cheating. If i'm close to my friend AND WE bE WITH each other every day and all cool nawl i'm not going to tell her boyfriend or his girfriend they are cheating Because i'm not friends with who they are dating so why be a trick. now IF I'M CLOSER TO MY FRIEND girl friend of boy friend than them and i knew them first than became friends i will bcome a snitch and tellyeah yo are being cheated on