import 4.code.about;

class Header {

public void title() {

String fullTitle = '/xs/';
}

public void menu();

public void board();

public void goToBottom();

}
class Thread extends Board {
public void undefined(OP Anonymous) {

String fullTitle = 'undefined';
int postNumber = 191722;
String image = '1711386170025079.jpg';
String date = '03/25/24(Mon)13:02:50';
String comment = 'is dancing an extreme sport?';

}
public void comments() { }
}

class Navigation {
public void backToTop();
}