Write a program to find the greatest number in an entered sorted array, which is a product of two elements of an entered array. The output should be print resulted number, if such number is exist otherwise print -1 . Note: The range of elements of an array should be 1 to 105 and array should be sorted. Coding Window limport java.util.*; - class GreatestNum \{ static int findGreatest(int arr[], int n ) \{ //write your code here \} public static void main(String[] args)\{ GreatestNum obj = new GreatestNum(); Scanner in = new Scanner(System.in); int n=in.nextInt(); int arr[]= new int[n]; for(int i=0;i<>