an> <span class="p">{</span>
            <span class="k">return</span> <span class="n">num_</span><span class="p">;</span>
        <span class="p">}</span>
    <span class="p">};</span>
    <span class="cm">/*...*/</span>
    <span class="k">public</span> <span class="n">Rational</span><span class="p">(</span><span class="kt">int</span> <span class="n">num</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="kt">int</span> <span class="n">denom</span> <span class="o">