using System.Linq;
namespace myQuestion
{
class Program
{
static void Main(string[] args)
{
var list = new[] {"1. Facebook", "2. Twitter", "3. MySpace"};
var result = string.Join(" or ",list.Select(s => string.Format("\"{0}\"", s.Split('.')[1].Trim())).ToArray());
System.Console.WriteLine(result);
}
}
}
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