//เฉลยข้อสอบOOPตัดคำ
import java.util.ArrayList;


public class NewClass {
    public static void main(String[] args) {
        System.err.println(pase("A9C1888, B13D66,A97663, 555123"));


    }
    static   ArrayList<String> pase(String input)
    {
        ArrayList<String> a =new ArrayList<String>();
        input.trim();
        String s[]=input.split(",");
        for (int i = 0; i < s.length; i++) {
            if(s[i].startsWith("A9"))
                a.add(s[i].substring(2, 4));
            else if(s[i].trim().startsWith("B1"))
                a.add(s[i].substring(s[i].length()-2,s[i].length()));
            else{
                a.add(s[i].trim());
            }

        }
        return a;
    }


}