Data Type Visual C++ .NET

#include "stdafx.h"
using namespace System;
using namespace System::Globalization;
void main()
{
    DateTime dt = DateTime::Now;
    Console::WriteLine("en-us {0}",dt.ToString("D",gcnew CultureInfo("en-us")));
    Console::WriteLine("en-gb {0}",dt.ToString("D",gcnew CultureInfo("en-gb")));
    Console::WriteLine("fr-fr {0}",dt.ToString("D",gcnew CultureInfo("fr-fr")));
    Console::WriteLine("de-de {0}",dt.ToString("D",gcnew CultureInfo("de-de")));
}