iv><pre class=""><span><span class="cm-keyword">for</span> (; <span class="cm-variable">x</span> <span class="cm-operator">&lt;</span> <span class="cm-number">10</span>; <span class="cm-variable">x</span><span class="cm-operator">++</span>);</span></pre></div><div style="position: relative;"><div style="left: -29px; width: 29px;" class="CodeMirror-gutter-wrapper"><div style="left: 0px; width: 20px;" class="CodeMirror-linenumber CodeMirror-gutter-elt">4</div></div><pre class=""><span><span cm-text="">​</sp