#include "stdafx.h"
using namespace System;
value class Pair
{
public:
int x;
int y;
};
void swap_values(Pair% pair)
{
int temp = pair.x;
pair.x = pair.y;
pair.y = temp;
}
int main()
{
Pair p;
p.x = 5;
p.y = 3;
Console::WriteLine("{0} {1}", p.x, p.y);
swap_values(p);
Console::WriteLine("{0} {1}", p.x, p.y);
}