al">::</span><span class="identifier">symbols</span><span class="special">&lt;</span><span class="keyword">char</span><span class="special">,</span> <span class="keyword">unsigned</span><span class="special">&gt;</span>
<span class="special">{</span>
    <span class="identifier">ones_</span><span class="special">()</span>
    <span class="special">{</span>
        <span class="identifier">add</span>
            <span class="special">(</span><span class="string">"I"</span>    <span class="special">,</span> <