<p>In <a href="https://github.com/mlpack/mlpack/pull/686#discussion_r66709989">src/mlpack/methods/ne/tasks.hpp</a>:</p>
<pre style='color:#555'>&gt; +#include &lt;mlpack/core.hpp&gt;
&gt; +#include &lt;mlpack/methods/ann/performance_functions/cee_function.hpp&gt;
&gt; +
&gt; +#include &quot;link_gene.hpp&quot;
&gt; +#include &quot;neuron_gene.hpp&quot;
&gt; +#include &quot;genome.hpp&quot;
&gt; +
&gt; +namespace mlpack {
&gt; +namespace ne {
&gt; +
&gt; +/**
&gt; + * This class defines task xor.
&gt; + */
&gt; +template&lt;typename FitnissFunction = MeanSquaredErrorFunction&gt;
&gt; +class TaskXor {
&gt; + public:
</pre>
<p>I really like the idea of the task class, I think that makes really easy to write problems that can be solved by the ne methods.</p>

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