SwapFunction (C++)

#include "swapfunction.h"
#include <iostream>
#include <algorithm> // for swap
using namespace std;

void swap (int secondarray[], int length) // defines the parameter and length 
{
for (int n=0; n<length; n++)
cout << secondarray[n] << " ";
cout << "\n";
}

int main()
{
array functionswap;
functionswap.getarray();
functionswap.printarray();

 return 0;
}

#include <iostream> 
#include "algorithm" // for swap
using namespace std;

class array

	{
public:
void getarray(); // obtain varibles 
void printarray(); // swap and output variables

private:
int x;
int y;
int z;
int t;
int firstarray;
int secondarray;
};

	void array::getarray()
	{
cout << "please enter four numbers. The first and last numbers will be swapped:\n\n";
cout << "Enter number one \n";
cin >> x;
cout << "Enter number two \n";
cin >> y;
cout << "Enter number thee \n";
cin >> z;
cout << "Enter number four \n";
cin >> t;
cout << "\nHere are the original set of values you entered: \n\n";

int firstarray[4] = {x, y, z, t};

cout << x << y << z << t; //summary of values put in
}

void array::printarray()

{

swap(x, t); // swap placement of only variables x, t

cout << "\n\nHere are your numbers, with the first and last numbers swapped \n\n";

int firstarray[4] = {x, y, z, t};//this is the original order

cout << x << y << z << t;//this is the swapped output
cout << "\n\n";

}
'''