Steps in list question, Python beginner
<p>The following code include the last number.</p>

<pre><code>&gt;&gt;&gt; numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
&gt;&gt;&gt; numbers[::3]
[1, 4, 7, 10]
</code></pre>

<p>Why does not includet the last number 2, like 10, 8, 6, 4, 2?</p>

<pre><code>&gt;&gt;&gt; numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
&gt;&gt;&gt; numbers[:1:-2]
[10, 8, 6, 4]
</code></pre>
