Reprevise

import 'dart:math';

import 'package:benchmark_harness/benchmark_harness.dart';
import 'package:characters/characters.dart';

const String _kCharset =
    'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
final Random _random = Random();

String _generateRandomString(int length) {

Reprevise

import 'dart:async' show FutureOr;
import 'dart:math' show Random;

final rand = Random();

void main() async {
  final hi = await maybeString();
  maybeString()?.then((v) => v); // error mismatch here
}

Reprevise

import 'package:flutter/material.dart';

const Color darkBlue = Color.fromARGB(255, 18, 32, 47);

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override

Reprevise

void main() {
  start(['Jim', 'John', 'Nicole', 'Smith', 'What', 'Best team', 'Dart', 'Flutter', 'C#', 'bungo', 'Odd team']);
}  

List<String> teams;
List<List<String>> bracket = [];
int maxRounds;

void start(List<String> origTeams) {
  if (origTeams.length < 4) {

Reprevise

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: MyWidget(),
    );

Reprevise

import 'package:flutter/material.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(

Reprevise

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: MyAppOne(),

Reprevise

import 'package:flutter/material.dart';

final Color darkBlue = Color.fromARGB(255, 18, 32, 47);

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override

Reprevise

// Copyright (c) 2019, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override