Using Variables

public class Main {

    public static void main(String[] args) {
       int room = 113;
       double decimal = 2.71828;
       String subject = "computer Science";

        System.out.println();
        System.out.println("This is room # " + room);
        System.out.println("e is close to " + decimal);
        System.out.println("I am learning a bit about " + subject);
    }
}