2. Sequences of Equal Strings

/* Write a program that enters an array of strings
 * and finds in it all sequences of equal elements.
 * The input strings are given as a single line, separated by a space. */

import java.util.Scanner;

public class _02_SequencesOfEqualStrings {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        Scanner scan = new Scanner(System.in);
        System.out.println("Enter the Elements of your Array on single line, separated by a space:");
        String inputLine = scan.nextLine();

        if (!inputLine.isEmpty()) {
            String[] stringArr = inputLine.split("[\\s]+");
            printAllSequencesOfEqualElements(stringArr);
        } else {
            System.out.println("Error! - Your Array of Elements is Empty!!!");
        }
    }

    private static void printAllSequencesOfEqualElements(String[] strings) {
        System.out.println("The All Sequences of Equal elements are:");
        System.out.print(strings[0]);
        if (strings.length > 1) {
            for (int i = 1; i < strings.length; i++) {
                if (strings[i].equals(strings[i - 1])) {
                    System.out.print(" ");
                } else {
                    System.out.println();
                }

                System.out.print(strings[i]);
            }
        }
    }

}