private static void doThat(int[] arr, int sum) {
		boolean found = false;

		while (!found) {

			for (int i = 0; i < arr.length - 1; i++) {
				// Try this
				arr[i] = arr[i + 1] + arr[i];
				if (arr[i] > sum) {
					
//					doThis(arr, sum);

				} else if (arr[i] < sum) {
				
					for(int k = 0 ;k< arr.length ; k ++ ){
						
						
						
					}
				
				}

			}

		}
	}