: Error: A class declaration must have a body, even if it is empty.

lib/main.dart:34

Try adding an empty body.

class MyHomePage extends StatelessWidget(

             ^^^^^^^^^^^^^^^

: Error: Expected a declaration, but got '('.

lib/main.dart:34

class MyHomePage extends StatelessWidget(

                    ^

: Error: Expected '{' before this.

lib/main.dart:37

)

^

: Error: Expected a declaration, but got ')'.

lib/main.dart:37

)

^

class MyHOMEPAGE extends StatelessWidget(

  @Override

Widget build(BuildContext context){

  return CENTER(

    child: Text('heloo world'),

  )

})

  int _counter = 0;

  void _incrementCounter() {

    setState(() {

      // This call to setState tells the Flutter framework that something has

      // changed in this State, which causes it to rerun the build method below

      // so that the display can reflect the updated values. If we changed

      // _counter without calling setState(), then the build method would not be

      // called again, and so nothing would appear to happen.

      _counter++;

    });

  }

  @override

  Widget build(BuildContext context) {