#include <iostream>
#include <algorithm>
//myRtnPtrToArray1.cpp
// retruning an array element using pointer
// passing array refernce to a function
using namespace std;

int *aptr1; 
int showArray(int a[]);
 int main()
 {
	cout<<"\n Local operations ---> \n"; 
	int x1=2, x2= 4, x3= 6, x4 = 8;
	cout<< "" <<" x1,x2,x3,x4 \n " 
	<< x1 << ", "<<x2<<", "<< x3 << ", "<< x4 <<endl; 
	int n1[4] = { x1,x2,x3,x4}; 
	int *ptr1; 
  // looping with for 
	for( int i =0; i < 4; i++)
	{
    ptr1 = &n1[i]; 
   //*ptr1 *= 2; math operation with pointer
    cout<<"\n array element :  "<<n1[i] << ","; 
    cout<<" "<<" pointer value "<< *ptr1 << " at " << &ptr1; 
    ptr1++;  
    }
  cout<<"\n local last pointer "<< *ptr1; 
  cout<<"\n  remote operation --->"; 
  cout <<"\n the last element returned "<<showArray(n1);
  cout<<"\n local ---->"; 
  cout<<"\n local confirms address "<< *aptr1 << " at " << &aptr1 ;	   
 return 0; 

 }

int showArray(int a[])
{
cout<<"\n Remote procedure -->"; 
for( int i =0; i < 4; i++)
{
  aptr1 = &a[i]; 
 //*ptr1 *= 2; 
 cout<<"\n array element :  "<<a[i] << ","; 
 cout<<" "<<" pointer value "<< *aptr1<< " at " << &aptr1 ; 
}
	cout<<"\n";  
  cout<<" "<<"\n remoate last pointer "<< *aptr1<< " at " << &aptr1 ; 
  return  *aptr1 ; 
}