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

public class Demo005 {
    public static void main(String[] args) {
        Matcher m = Pattern.compile("(\\d+)\\W+(\\d+)").matcher("朝阳区123街456栋789层987室");
        while (m.find()) {
            System.out.print(m.group() + " ");
        }
        System.out.println();
        m.reset();
        while (m.find()) {
            for (int i = 0; i <= m.groupCount(); i++) {
                System.out.print("["+m.group(i) + "]");
            }
            System.out.println(",");
        }
    }
}