import java.io.*;

public class Alpha
{
   final static String alphabet = "abcdefghijklmnopqrstuvwxyz";
	
   public static void main(String[] args)
   {
      System.out.println("Simply input a hyphen to quit.");
      Alpha a = new Alpha();		
   }

   public Alpha()
   {
	char b = ' ';
        BufferedReader keybd = 
                new BufferedReader(new InputStreamReader(System.in));

	do
	{
	   try
	   {
		b = (char)keybd.read();
				
		/* skip the enter key */
		if ( b == '\n' )
		{
			continue;
		}
		else if ( Character.toLowerCase(b) >= 'a' && 
		          Character.toLowerCase(b) <= 'z') 
		{
		   int position = alphabet.indexOf( String.valueOf(b).toLowerCase() );
		   System.out.println("'" + b + "', is at index: " + (position + 1) );
		}
		else
		{
		   System.out.println("Input '" + b + "' is NOT in the alphabet.");
		}
	   }
	   catch (IOException ioe)
	   {
	      ioe.toString();
	   }
	}
	while( b != '-' );
		
	System.out.println("Bye!");	
   }	
}