import java.util.Scanner; public class ProgrammingEx7_12 { public static void main(String[] args) { Scanner input = new Scanner(System.in); int[] numbers = new int[10]; System.out.print("Enter 10 integers:"); for (int i = 0; i < numbers.length; i++) { numbers[i] = input.nextInt(); } int[] reverseNumbers = reverse(numbers); //Printing both the original array and returned array. //This is a good demonstration of what happen when arrays are passed to function. //They are both pointing to the same array after the function call. System.out.println("Pringting the original array:"); for (int i = 0; i < numbers.length; i++) { System.out.print(numbers[i] + " "); } System.out.println(); System.out.println("Pringting the returned array:"); for (int i = 0; i < reverseNumbers.length; i++) { System.out.print(reverseNumbers[i] + " "); } } public static int[] reverse(int[] list) { int temp; for (int i = 0, j = list.length -1; i < list.length/2; i++, j--) { temp = list[j]; list[j] = list[i]; list[i] = temp; } return list; } }
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Saturday, 20 August 2016
Chapter 7 Exercise 12, Introduction to Java Programming, Tenth Edition Y. Daniel LiangY.
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