CHALLENGE ACTIVITY 3.10.2: Switch statement to convert letters to Greek letters. Write a switch statement that checks origLetter. If 'a' or 'A', print "Alpha". If 'b' or 'B', print "Beta". For any other character, print "Unknown". Use fall-through as appropriate. End with newline. 1 test passed 1 import java.util.Scanner; 2 3 public class ConvertToGreek { 4 public static void main (String [] args) { 5 Scanner scnr = new Scanner(System.in); 6 char origLetter; 7 8 origLetter scnr.next().charAt(0); 9 101 11 12 } All tests passed Run CHALLENGE ACTIVITY 3.12.1: String comparison: Detect word. Write an if-else statement that prints "Goodbye" if userString is "Quit", else prints "Hello". End with newline. 1 test passed All tests passed 1 import java.util.Scanner; 2 3 public class DetectWord { 4 public static void main (String [] args) { 5 Scanner scnr = new Scanner(System.in); 6 String userString; 7 8 userString scnr.next(); 9 10 V* Your solution goes here */ 11 12 } 13 } Run Feedback? CHALLENGE ACTIVITY 3.12.2: Print two strings in alphabetical order. Print the two strings, firstString and secondString, in alphabetical order. Assume the strings are lowercase. End with newline. Sample output: capes rabbits 1 test passed All tests passed 1 import java.util.Scanner; 2 3 public class OrderStrings { 4 public static void main (String [] args) { 5 Scanner scnr = new Scanner(System.in); 6 String firstString; 7 String secondString; 8 9 firstString = scnr.next; 10 secondString = scnr.next(); 11 12 \* Your solution goes here */ 13 14 } 15 } Run Feedback