using System;
using System.Text.RegularExpressions;
class Program
{
static String remove_vowels(String s) {
s = Regex.Replace(s, "[aeiouAEIOU]", "");
return s;
}
static void Main()
{
String s = "CSharp Programming";
Console.WriteLine(remove_vowels(s));
}
}
/*
run:
CShrp Prgrmmng
*/