C++ Programming Code Examples C++ > Pointers Code Examples c++ pointer simple program pass by reference c++ pointer simple program pass by reference Write a program which passes a reference to a function and function has a pointer as argument. Keep the return type void and display result in main body. Apply any maths operation find square of a number #include<iostream> using namespace std; void pass_by_reference(int *); int main() { int number; cout<<"Enter Number to Calculate Square: ";cin>>number; cout<<"\n\n\n"; pass_by_reference(&number); cout<<"\t\tResult: "<<number<<endl; return 0; } void pass_by_reference(int *iPtr) { *iPtr=*iPtr * *iPtr; }