Java Day 6: Let's Review

import java.io.*;
import java.util.*;

import java.util.Scanner;

public class Solution {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int N = in.nextInt();

        in.nextLine();

        for (int i = 0; i < N; i++) {
            String string = in.nextLine();
            char[] charArray = string.toCharArray();

            for (int j = 0; j < charArray.length; j++) {
                if (j % 2 == 0) {
                    System.out.print(charArray[j]);
                }
            }

            System.out.print(" ");

            for (int j = 0; j < charArray.length; j++) {
                if (j % 2 != 0) {
                    System.out.print(charArray[j]);
                }
            }

            System.out.println();
        }

        in.close();
    }
}