import java.util.regex.Matcher;
import java.util.regex.Pattern;

class Main {
    public static void main(String[] args) {
        Pattern p = Pattern.compile("DISP \\w+ A830");
        Matcher m;
        for(String l: new String[]{
            "DISP FES01115 A830",
            "DISP A830",
            "A830 DISP",
            "DISP -------",
            "------ A830"
          }) {
            m = p.matcher(l);
            if(m.find())System.out.println(l);
        }
    }
}