>IF</span><span class="w"> </span><span class="p">(</span><span class="w"> </span><span class="n">N</span><span class="o">&lt;</span><span class="mi">1</span><span class="w"> </span><span class="p">.</span><span class="nb">OR</span><span class="p">.</span><span class="w"> </span><span class="n">N</span><span class="o">&gt;</span><span class="n">iupper</span><span class="w"> </span><span class="p">)</span><span class="w"> </span><span class="k">THEN</span>
<span class="k">         WRITE</span><span class="w"