- <span class="hljs-function"><span class="hljs-keyword">int</span> <span class="hljs-title">main</span><span class="hljs-params">()</span> </span>{
 
-   A a = <span class="hljs-keyword">new</span> A();
 
-   <span class="hljs-keyword">if</span> (a->check1())
 
-     <span class="hljs-keyword">return</span> <span class="hljs-number">3</span>;
 
-   <span class="hljs-keyword">else</span> <span class="hljs-keyword">if</span> (a->check2())
 
-     <span class="hljs-keyword">return</span> <span class="hljs-number">4</span>;
 
-   <span class="hljs-keyword">return</span> a->result();
 
- }
 
 
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