ers are banned entirely, from public and private headers as well as implementation files:
<ul>
<li><code>iostream</code></li>
</ul>
</li>
</ul>
<p><em>Sorting the headers is important to help catching missing <code>#include</code> directives.</em></p>
<pre><code>/*
 * Copyright (C) 2018 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      