public static void main(String[] args) {
		try {
			g();
		} catch (Exception e) {
			System.out.println("main: printStackTrace()");
			e.printStackTrace(System.out);
		}
		try {
			h();
		} catch (Exception e) {
			System.out.println("main: printStackTrace()");
			e.printStackTrace(System.out);
		}
	}