public class Application{

	public static void main(String[] args){
		int aNumber = 9;
		double aDouble = 9.5;
		String text = "Hi";
		String blank = " ";
		String moreText = "there";
		String hiThere = text + blank + moreText;
	        System.out.println(text);
		System.out.println(text + blank + moreText);
		System.out.println("Hi" + " " + "there");
		System.out.println(hiThere);
		System.out.println("My numbers: " + aNumber + " , " + aDouble);
	}
}