import java.lang.*;

class StringTest {


	public static void main (String args[]) {

		String s1 = "Hallo there!";

		char chararray[] = { 'f', 'o', 'r', 'e', 's', 't', '!' };

		String s2 = new String (chararray);
		String s3 = new String (chararray, 2, 5); 

		System.out.println (s1 + "  length=" + s1.length());
		System.out.println (s2 + "  length=" + s2.length());
		System.out.println (s3 + "  length=" + s3.length());

		String s4 = String.valueOf (102.23);
		System.out.println (s4.charAt(2));
	}

}