ic</span> <span class="keyword">struct </span>timer codelock_timer, input_timer;
<span class="comment">/*---------------------------------------------------------------------------*/</span>
<span class="comment">/*</span>
<span class="comment"> * This is the code that has to be entered.</span>
<span class="comment"> */</span>
<span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> code[4] = {<span class="charliteral">'1'</span>, <span class="charlite