import 'package:flutter/material.dart';
main() {
runApp(MaterialApp(
home: Scaffold(
body: ListView.builder(
padding: const EdgeInsets.only(bottom: kFloatingActionButtonMargin + 48),
itemCount: 23,
itemBuilder: (context, index) => ListTile(
trailing: Text('$index'),
)),
floatingActionButton: FloatingActionButton(
onPressed: () {},
),
)));
}