Program to print Fibonacci Numbers below 100 in c#

using System; class myclass {     static void Main()     {         int fn = 0;         int sn = 1;         int tn = 1;         Console.WriteLine(fn);         Console.WriteLine(sn);         while (true)         {             tn = fn + sn;             if (tn >= 100)             {                 break;             }             Console.WriteLine(tn);             fn = sn;             sn = tn;         }         Console.Read();     } }

All versions of c# with release date.

Versions of c#

In the course of its development, the C# language has gone through several versions:

Version	CLR	Language specification			Date	.NET Framework	Visual Studio
		ECMA	ISO/IEC	Microsoft
C# 1.0	1.0	December 2002	April 2003	January 2002	January 2002	.NET Framework 1.0	Visual Studio .NET 2002
C# 1.2	1.1			October 2003	April 2003	.NET Framework 1.1	Visual Studio .NET 2003
C# 2.0	2.0	June 2006	September 2006	September 2005	November 2005	.NET Framework 2.0	Visual Studio 2005
C# 3.0	2.0 2.0 SP1	None		August 2007	November 2007	.NET Framework 2.0 (Except LINQ/Query Extensions) .NET Framework 3.0 (Except LINQ/Query Extensions) .NET Framework 3.5	Visual Studio 2008 Visual Studio 2010
C# 4.0	4.0			April 2010	April 2010	.NET Framework 4	Visual Studio 2010
C# 5.0	4.5			June 2013	August 2012	.NET Framework 4.5	Visual Studio 2012 Visual Studio 2013