myapp.dart

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    // Get data from services. Note: in a real application,
    // these would be async calls, but we're using sync calls
    // for simplicity.
    final localizedAppName = Config.getAppName();
    final temperatures = WeatherService.getTemperatures();
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(title: Text(localizedAppName)),
        body: Padding(
          padding: const EdgeInsets.all(8.0),
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              Text('Temperature next 3 days:'),
              for (final t in temperatures) 
                  Text(t.round().toString()),
            ],
          ),
        ),
      ),
    );
  }
}
class Config {
  static String getAppName() { ... }
}
class WeatherService {
  static List<double> getTemperatures() { ...}
}