Answer Posted / ravi chandra

pass by value means passing values to the function
values means numericals
and pass by reference means passing addresses of the values..
fun(int a ,int b ) //pass by value

fun(int *a,int *b)// pass by reference



pass by reference

fun(int &a,int &b)
{
}
fun(int *c,int *d) // *c=*(&a) ,*d=*(&b)

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