ber">0.1</span> <span class="special">,</span>
        <span class="identifier">push_back_state_and_time</span><span class="special">(</span> <span class="identifier">x_vec</span> <span class="special">,</span> <span class="identifier">times</span> <span class="special">)</span> <span class="special">);</span>

<span class="comment">/* output */</span>
<span class="keyword">for</span><span class="special">(</span> <span class="identifier">size_t</span> <span class="identifier">i</span><span class="special">