A doubt regarding space occupied by reference variable

#1

I want to ask what is the space occupied by a reference variable in c++ for eg :- int I = 5 ; int &j = I. in this case what is. the space occupied by j in memory

#2

hello @av8055

some resource say that refrence variable takes seprate space whereas some say that refrences variable are just another name of same variable and it wont take seprate space.
do read about it from internet

#3

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