class MobileDeveloper {
  final String name;
  final String role;
  final List<String> languageSpoken;

  const MobileDeveloper({
    required this.name,
    required this.role,
    required this.languageSpoken,
  });

  void sayHi() {
    print("Hi! I'm ${this.name} and a ${this.role}.");
    print("I can engage in a convo with you using both ${this.languageSpoken}, no problem!");
    print("Hope you find something interesting here!");
  }
}

void main(List<String> args) {
  final me = MobileDeveloper(
    name: "Ahmad Faisal",
    role: "Flutter Developer",
    languageSpoken: const ["id_ID", "en_US"],
  );

  me.sayHi();
}