4.31.1: LAB*: Program: Text messag

import java.util.Scanner;

public class TextMsgExpander {
   public static void main(String[] args) {
      Scanner scnr = new Scanner(System.in);

     String BFF = "best friend forever";
      String IDK = "I don't know";
      String JK = "just kidding";
      String TMI = "too much information";
      String TTYL = "talk to you later";
      
      System.out.println("Enter text:");
      	String userInput = scnr.nextLine();
      
	      if (!userInput.isEmpty()) { 
	          System.out.println("You entered: " + userInput + "\n"); // \n creates a new line after userInput.
	      }
	      
	      if (userInput.contains("BFF")) { 
	    	  userInput = userInput.replace("BFF", BFF);
	          	System.out.println("Replaced \"BFF\" with \"best friend forever\"." + "\n");
	      }
	      
	      if (userInput.contains("IDK")) {
	         userInput = userInput.replace("IDK", IDK); 
	         	System.out.println("Replaced \"IDK\" with \"I don't know\"."); 
	      }
	      
	      if (userInput.contains("JK")) {
	    	  userInput = userInput.replace("JK", JK);
	          	System.out.println("Replaced \"JK\" with \"just kidding\"." + "\n");
	      }
	      
	      if (userInput.contains("TMI")) {
	          userInput = userInput.replace("TMI", TMI);
	          	System.out.println("Replaced \"TMI\" with \"too much information\"." + "\n");
	      }
	      
	      if (userInput.contains("TTYL")) {
	          userInput = userInput.replace("TTYL", TTYL);
	          	System.out.println("Replaced \"TTYL\" with \"talk to you later\"." + "\n");
	      }
      
	      System.out.println("Expanded: " + userInput);
      
      scnr.close();
   }
}