import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.*;
import org.eclipse.jetty.servlet.*;

public class Letters extends HttpServlet {

    protected void doGet( HttpServletRequest req, HttpServletResponse resp ) throws ServletException, IOException {
	String letters = req.getParameter("letters");
	String output = "No Input :-( <br> /letters?letters=hello or anything else";
	if( letters != null ) {
	    output = "";
	    char c;
	    int i;
	    for( i=0; i<letters.length(); i++ ) {
		c = letters.charAt(i);
		output += " :letter" + c;
	    }
	}
	resp.setHeader("Content-Type","text/html");
	resp.getWriter().print(output);
    }

    public Letters() {
	System.out.println("init: LETTERS()");
    }
}


	    

@@ -436,16 +436,54 @@
 ull ) %7B%0A
+%09    letters = letters.toLowerCase();%0A
 %09    out

on the letters route, make it all lowercase