Array Operation
class ArrayOperations { int[] array; static int size; void swap(int a, int b) { array[a] = array[a] + array[b]; array[b] = array[a] - array[b]; array[a] = array[a] - array[b]; } void displayArray() { Arrays.stream(array).forEach(num -> System.out.print(num + " ")); System.out.println(); } void displaySortedArray() { for(int i = 0; i <= size; i++) { System.out.print(array[i] + " "); } System.out.println(); } int get(int index) { if(index >= 0 && index < array.length) { return array[index]; ...