//Rextester.Program.Main is the entry point for your code. Don't change it.//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5usingSystem;
usingSystem.Collections.Generic;
usingSystem.Linq;
usingSystem.Text.RegularExpressions;
namespaceRextester
{
publicclassProgram
{
publicstaticvoidMain(string[] args)
{
//Your code goes hereConsole.WriteLine("Hello, world!");
}
}
}