[Java Basics][Collections-HW] 02. Sequences of Equal Strings

import java.util.Scanner;

public class SequenceOfEqualStrings {

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

        String input = sc.nextLine();
        String[] strArr = input.split(" ");

        for (int i = 0; i < strArr.length; i++) {
            if(i + 1 < strArr.length && strArr[i].equals(strArr[i + 1])) {
                System.out.print(strArr[i] + " ");
            }
            else {
                System.out.println(strArr[i]);
            }
        }
    }

}