#include <iostream>
using namespace std;
const int SEVEN = 7, EIGHT = 8;
void fakeSwap( int x, int y );
void realSwap(int y, int x);
int main()
{
int eight = SEVEN,
seven = EIGHT;
fakeSwap( seven, eight );
cout << seven << " = " << SEVEN << "\nNo. \n"
<< eight << " = " << EIGHT << endl;
realSwap(EIGHT, SEVEN);
cout << seven << " = " << SEVEN << '\n'
<< eight << " = " << EIGHT << endl;
return 0;
}
void fakeSwap( int x, int y ) {
int temp = x;
x = y;
y = temp;
}
void realSwap( int y, int x) {
int eight = EIGHT,
seven = EIGHT;
}