package arrayutilitypkg; public class ArrayUtilityTester { public static void main(String[] args) { int[] a1 = {20, 41, 19, 14 ,37, 18}; int[] a2; int[] a3; System.out.println("ArrayUtilityTester written by S. Robbins"); System.out.print("a1 follows: "); ArrayUtility.printForwards(a1); System.out.print("a1 backwards: "); ArrayUtility.printBackwards(a1); System.out.println("Sum of a1 is "+ArrayUtility.getSum(a1)); System.out.println("Average of a1 is "+ArrayUtility.getAverage(a1)); System.out.println("Max of a1 is " + ArrayUtility.getMax(a1)); System.out.println("Min of a1 is " + ArrayUtility.getMin(a1)); a2 = ArrayUtility.reverse(a1); System.out.print("Reversed array: "); ArrayUtility.printForwards(a2); a3 = ArrayUtility.clone(a1); System.out.print("Cloned a1 follows: "); ArrayUtility.printForwards(a3); System.out.println("Find 14 on a1 gives "+ ArrayUtility.find(a1,14)); System.out.println("Find 15 on a1 gives "+ ArrayUtility.find(a1,15)); } }