// Adapted from Savitch Textbook Pg.38 (Absolute Java 6th Edition)

public class FirstProgram {
	public static void main(String[] args){
		System.out.println("Hello reader.");;
		System.out.println("Welcome to Java.");;
		
		System .out.println("Let's demonstrate a simple calculation.");
		int answer;
		
		answer = 2 + 2;
		//answer = 3 + (3*-6)/3 + (3*15);
		System.out.println("2 plus 2 is " + answer);;
		//System.out.println("The answer to life the universe and everything is: " + answer);
		
		//To get System OS name:
		String systemOSName = System.getProperty("os.name");
	}
}