Repeat Strings

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;


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

        String[] wordsArr = scanner.nextLine().split(" ");

        List<String> resultList = new ArrayList<>();

        for (String s : wordsArr) {
            resultList.add(repeatString(s, s.length()));
        }
        System.out.println(String.join("", resultList));
    }

    public static String repeatString(String word, int count) {
        String[] repeatArr = new String[count];

        for (int index = 0; index < count; index++) {
            repeatArr[index] = word;
        }
        return String.join("", repeatArr);
    }
}