What is the output of this code ??????

Question

int x(int &a, int &b){
a=3;
b=4;
return a+b;
}
int main ()
{
int a=2;
int b=7;
int c=x(a,a);
cout<<a<<b<<c;
}

Answer 1

sanket charanpahadi plz check it in code playground on your own... if you get doubt in results, feel free to ask

Answer 2

Ketan Lalcheta thanks

Answer 3

sanket charanpahadi I don't think it has error.. it should output 478

Answer 4

sanket charanpahadi

try changing function call as int c = x(a,b) and output will be 347...
with these two output, try to understand the logic behind it... concept of function call pass by reference is used in this.

feel free to ask if you are still confused

Answer 5

Ketan Lalcheta This code gives an error