Take/Skip Rope

import java.util.*;
import java.util.stream.Collectors;

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

        String text = scanner.nextLine();
        char[] chars = text.toCharArray();
        List<Character> textChar = new ArrayList<>();

        for (int i = 0; i < chars.length; i++) {
            textChar.add(chars[i]);
        }

        List<Integer> numbers = new ArrayList<>();
        List<Character> nonNumbers = new ArrayList<>();

        for (int i = 0; i < textChar.size(); i++) {
            char ch = textChar.get(i);
            if (Character.isDigit(ch)) {
                numbers.add(ch - '0');
            } else {
                nonNumbers.add(ch);
            }
        }

        for (int i = 0; i < textChar.size(); i++) {
            char ch = textChar.get(i);
            if (Character.isDigit(ch)) {
                textChar.remove(textChar.indexOf(ch));
                i--;
            }
        }

        List<Integer> take = new ArrayList<>();
        List<Integer> skip = new ArrayList<>();

        for (int i = 0; i < numbers.size(); i++) {
            if (i % 2 == 0) {
                take.add(numbers.get(i));
            } else {
                skip.add(numbers.get(i));
            }
        }

        List<Character> result = new ArrayList<>();
        int index = 0;
        for (int i = 0; i < nonNumbers.size(); i++) {
            while (index < take.size()) {
                int takeIndex = take.get(index);
                int skipIndex = skip.get(index);

                for (int j = i; j < i + takeIndex ; j++) {
                    result.add(nonNumbers.get(j));
                }
                i += takeIndex;
                i += skipIndex;
                index++;
            }
        }
        for (int i = 0; i < result.size(); i++) {
            System.out.print(result.get(i));
        }
    }
}