Rage Quit

package Fundamentals._28_Text_Regex_Exercise.More_Exercise;

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

public class _7_Rage_Quit {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String input = sc.nextLine();
        String regex = "[^\\d]*(?<number>[\\d]*)[^\\d]*";

        Pattern pattern = Pattern.compile(regex);
        Matcher matcher = pattern.matcher(input);

        while (matcher.find()){

            int num = Integer.parseInt(matcher.group("number"));
            String foIndex = String.valueOf(num);
            System.out.println(num);
            int index = input.indexOf(foIndex);
            System.out.println(index);


        }


    }
}