Complete the program named GetVowels below so that it reads in a string, finds all the vowels in that string, and prints out the vowels.

For example, given the input string of "Hello, World!", the program should print the string "eoo".

Complete the following file:

import java.util.Scanner; /** Reads a string and prints out all vowels contained in that string. Vowels are A E I O U a e i o u. Input: the value of s, a string Output: a string containing all the vowels in s, in the order in which they appear in s */ public class GetVowels { public static void main(String[] args) { String r = ""; Scanner in = new Scanner(; String s = in.nextLine(); // your work here System.out.println(r); } }