class MainClass
{
static void Main()
{
const double number = 1.612;
double result;
string text;
text = string.Format("{0}", number);
result = double.Parse(text);
System.Console.WriteLine("{0}: result != number",result != number);
text = string.Format("{0:R}", number);
result = double.Parse(text);
System.Console.WriteLine("{0}: result == number",result == number);
}
}