public class TrivialApplication {
	public static void main(String args[]) {

		// declaring variables
		String s,t;

		// assigning variables
		t = new String("Not ");
		s = new String("Just A String.");


		System.out.println(s);


		System.out.println(s.length());


		System.out.println(s.charAt(7));


		System.out.println(t.concat(s));


		System.out.println(t + s);


		System.out.println(s.substring(7,13));


		System.out.println(s.substring(7));


		System.out.println("Not Trimmed: ." + t + ".");


		System.out.println("Trimmed: ." + t.trim() + ".");


	}
}