RemovingElements

package array;

import java.util.Arrays;
import java.util.Scanner;

public class manipulateArray {
    public static void main(String[] args){
        Scanner scanner = new Scanner(System.in);
        String[] arr = scanner.nextLine().split(" ");
        int n = 1;
        for (int i = 1; i < arr.length; i++) {
            String word = arr[i];
            String word2 = arr[i-1];
            if (!word.equals(word2)) n++;
        }
        String[] res = new String[n];
        res[0] = arr[0];
        n = 1;
        for (int i = 1; i < arr.length; i++) {
            String word = arr[i];
            String word2 = arr[i-1];
            if (!word.equals(word2)) {
                res[n++] = arr[i];
            }
            }
        }

    }