Chicken Latin

import java.util.Scanner;

public class Task2 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String[] input = scanner.nextLine().split(" ");
        StringBuilder sb = new StringBuilder();
        char[] vowels = "aouei".toCharArray();
        char[] upperVowels = "AOUEI".toCharArray();

        for (int i = 0; i < input.length; i++) {
            for (int j = 0; j < vowels.length; j++) {
                if (input[i].charAt(0) == vowels[j] || input[i].charAt(0) == upperVowels[j]) {
                    sb.append(input[i].substring(1)).append(input[i].charAt(0)).append("che");
                    break;
                }
                if (input[i].charAt(0) != vowels[j] || input[i].charAt(0) != upperVowels[j]) {
                    sb.append(input[i]).append("che");
                    break;
                }
            }
            if ((input[i].length()) % 2 == 0) {
                sb.append("e");
            }
            sb.append(" ");
        }
        sb.deleteCharAt(sb.length() - 1);
        System.out.println(sb);
    }
}