main.dart

Future<void> f() async {
  print("f invoked");
  await Future.value(10);
  print("f continued");
}

Future<void> g() async {
  print("g invoked");
  await Future.value(10);
  print("g continued");
}

h() async {
  print("h invoked");
  final futures = [f(), g()];
  print("h continued");
  await Future.wait(futures);
  print("h done");
}

void main() {
  h();
}