public static int fontScale() { return Preferences.INSTANCE.getInt(Preferences.KEY_FONT_SCALE, 0); }
public static int version() { return Preferences.INSTANCE.getInt(Preferences.KEY_VERSION, 0); }
public static int challenges() { return Preferences.INSTANCE.getInt(Preferences.KEY_CHALLENGES, 0); }
public static int lastClass() { return Preferences.INSTANCE.getInt(Preferences.KEY_LAST_CLASS, 0); }
public static int donated() { return Preferences.INSTANCE.getInt(Preferences.KEY_DONATED, 0); }
public static int zoom() { return Preferences.INSTANCE.getInt(Preferences.KEY_ZOOM, 0); }