/*
This program demonstrates the task of swapping two values with the help of a pointer.
Task: Use this function to sway the two arrays entries.
*/

#include<iostream>

using namespace std;

void swap (int& x, int& y) 
{
int temp ;
temp =x ;
x =y ;
 y = temp ; 
return ;

}

int main(){

int a =5 ;
int b =10;

cout << "The values before the swap:"<<endl;
 cout<<" a = "<< a << " and b = " << b << endl;
swap (a,b) ;
cout << "The values AFTER the swap " << endl;
cout<< " a= "<< a << " and b = " << b << endl;

int array_one[] = {1,2,3};
int array_two[] = {9,8,7};
cout << "BEFORE SWAP!" <<endl;
for (int i =0 ; i < 3 ;++i)
    {
cout << "array_one["<<i<<"] = " << array_one[i] << " array_two["<<i<<"] = " << array_two[i]<<endl; 
  
    }

cout << " After the swap! "<< endl;
for (int i =0 ; i < 3 ;++i)
    {

  cout << "array_one["<<i<<"] = " << array_one[i]<< " array_two["<<i<<"] = " << array_two[i]<<endl; 

    }
return 0;
}