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reference means to create an alias for a variable, in the code below reference b is created for varaible a

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//program to create a reference to a variable (reference means to create an alias for a variable ) #include<iostream.h> #include<conio.h> void main() { int a; int &b=a; clrscr(); cout<<"\nenter value for a "; cin>>a; cout<<"\nvalue of a is "<<a; cout<<"\nvalue of a can also be retrieved through alias b "<<b; b++; cout<<"\nnow value of a is "<<a; getch(); }