<div class="title">Map Input</div>
<div class="text">
<p>
- Your first line of input contains three space-separated
+ This section's HTML gets messed up somewhere in the SDK
+ pipeline. <a href="https://forum.codingame.com/t/misleading-html-in-the-sdk-skeleton/184828/8?u=jbm">I reported it there;</a> and there
+ you'll be able to find a readable representation of this
+ block. Sorry about the inconvenience…
+ </p>
+ <p>
+ Your first line of input contains five space-separated
parameters:
- <var>roadLength</var> <var>initialStones</var> <var>seed</var>
+ <var>roadLength</var> <var>initialStones</var>
+ <var>gameSeed</var> <var>gameSide</var>
+ <var>reserved</var>
</p>
<dl style="margin: 1em;">
<dt>roadLength</dt>
algorithms, and you're encouraged to do the same! See
examples section below for simple ways to achieve that.
</dd>
+ <dt>gameSide</dt>
+ <dd style="margin-left: 6em;">
+ which side you're on, as <const>-1</const>
+ or <const>1</const>. It's not supposed to make a
+ difference to how you handle the rest of the game, but
+ you can XOR it to your <code>gameSeed</code> to have a
+ (reproducible) random that doesn't mecessarily draw
+ when it plays against itself.
+ </dd>
+ <dt>reserved</dt>
+ <dd style="margin-left: 6em;">
+ reserved for future use, ignore for now
+ </dd>
</dl>
</div>
</div>
</div>
</div>
</div>
+ <div class="statement-section statement-examples">
+ <h2>
+ <span class="icon icon-example"> </span>
+ <span>Proper RNG seeding examples</span>
+ </h2>
+ <table>
+ <tr>
+ <th style="border-bottom: 2px dashed #f2bb13;">Language Family</th>
+ <th style="border-bottom: 2px dashed #f2bb13;">Sample</th>
+ </tr>
+ <tr>
+ <td style="border-bottom: 1px dashed #f2bb13;">JVM</td>
+ <td style="border-bottom: 1px dashed #f2bb13;"><code>
+ long mySecretSalt = 0x4242424242424242L;<br>
+ Random random = new Random(gameSeed ^ gameSide ^ mySecretSalt);
+ </code></td>
+ </tr>
+ <tr>
+ <td style="border-bottom: 1px dashed #f2bb13;">C, C++, Perl…</td>
+ <td style="border-bottom: 1px dashed #f2bb13;"><code>
+ srand(gameSeed ^ gameSide ^ 0xdeadb33f);<br>
+ std::srand(gameSeed ^ gameSide ^ 12345);<br>
+ srand( $gameSeed ^ $gameSide ^ 0xCAFE_BABE );
+ </code></td>
+ </tr>
+ <tr>
+ <td style="border-bottom: 1px dashed #f2bb13;">Other</td>
+ <td style="border-bottom: 1px dashed #f2bb13;">Unachievable until proven otherwise</td>
+ </tr>
+ </table>
+ </div>
<div class="statement-section statement-expertrules">
<h2>
<span class="icon icon-expertrules"> </span>