class C {
  static int get staticMember => 0;
  static void set staticMember(int value) {}
  static int? get staticMember2 => 0;
  static void set staticMember2(int? value) {}
  static void staticMethod() {}
  static List<int> get property => [0];
  static Map<int, int?> get property2 => {};
}

void main() {}
