using System;
using System.Text;
class ASCIIEncodingExample {
public static void Main() {
Char[] chars = new Char[] {
'\u0023', // #
'\u03a3' // Sigma
};
ASCIIEncoding ascii = new ASCIIEncoding();
int byteCount = ascii.GetByteCount(chars, 1, 2);
Console.WriteLine(byteCount);
}
}