span><span class="op">[</span>, <span class="fl">1</span><span class="op">:</span><span class="fl">6</span><span class="op">]</span>, <span class="fu">little_tour</span><span class="op">(</span><span class="fl">3</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-msg co"><span class="r-pr">#&gt;</span> Converting input data to the required matrix format.</span>
<span class="r-plt img"><img src="little_tour-3.png" alt="" width="700" height="433"></span>
<span class="r-plt i