4.30.1: LAB*: Program: Text message decoder

import java.util.Scanner;

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

  System.out.println("Enter text:");

      String input = scnr.nextLine();  

    if (!input.isEmpty()) {

        System.out.println("You entered: " + input);

    }

    if (input.indexOf("BFF") != -1) {

        System.out.println("BFF: best friend forever");

    }

    if (input.indexOf("IDK") != -1) {

        System.out.println("IDK: I don't know");

    }

    if (input.indexOf("JK") != -1) {

        System.out.println("JK: just kidding");

    }

    if (input.indexOf("TMI") != -1) {

        System.out.println("TMI: too much information");

    }

    if (input.indexOf("TTYL") != -1) {

        System.out.println("TTYL: talk to you later");

    }
   }
}