public class a4 {
	public static void main (String x[]){
		System.out.println("public class a1{");
		System.out.println("  public static void main (String x[]){");
		System.out.println("     System.out.println(\"Hallo\")");
		System.out.println("     System.out.println(\"wie geht es\")");
		System.out.println("  }");
		System.out.println("}");
	}
}