z</a> numbers:</p>
<div class="codehilite"><pre><span></span><code><span class="k">program </span><span class="n">main</span>
<span class="w">    </span><span class="k">use </span><span class="n">io_fortran_lib</span><span class="p">,</span><span class="w"> </span><span class="k">only</span><span class="p">:</span><span class="w"> </span><span class="n">String</span><span class="p">,</span><span class="w"> </span><span class="n">aprint</span>
<span class="w">    </span><span class="k">implicit none</span><s