using System;
public class Example
{
public static void Main()
{
string string2 = "A1";
try {
byte byte2 = Byte.Parse(string2, System.Globalization.NumberStyles.HexNumber);
Console.WriteLine(byte2);
}
catch (OverflowException) {
Console.WriteLine("'{0}' is out of range of a byte.", string2);
}
catch (FormatException) {
Console.WriteLine("'{0}' is out of range of a byte.", string2);
}
}
}