Structure Visual C++ .NET

#include "stdafx.h"
#using 
using namespace System;
struct Point { int x; int y; };
struct TwoPoints { Point point1; Point point2; };
int main(void)
{
    TwoPoints myPoints;
    myPoints.point1.x = 10;
    myPoints.point1.y = 15;
    myPoints.point2.x = 13;
    myPoints.point2.y = 25;
    Console::WriteLine(myPoints.point1.x);
    Console::WriteLine(myPoints.point1.y);
    Console::WriteLine(myPoints.point2.x);
    Console::WriteLine(myPoints.point2.y);
    return 0;
}