動物這樣叫1

/*
*Copyright (c) 2016,煙臺大學計算機學院
*All rights reserved.
*文件名稱：text.cpp
*作者：湯善曄
*完成日期：2016年8月20日
*版本號：v1.0

 */

<code class=" hljs lasso" style="display: block; padding: 0.5em; background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;">class Animal
{
<span class="hljs-keyword" style="color: rgb(0, 0, 136);">public</span>:
  virtual <span class="hljs-literal" style="color: rgb(0, 102, 102);">void</span> cry()
    {
      cout<span class="hljs-subst"><<</span><span class="hljs-string" style="color: rgb(0, 136, 0);">"不知哪種動物，讓我如何學叫？"</span><span class="hljs-subst"><<</span>endl;
    }
};
int main( )
{
    Animal <span class="hljs-subst">*</span>p;
    p <span class="hljs-subst">=</span> <span class="hljs-literal" style="color: rgb(0, 102, 102);">new</span> Animal();
    p<span class="hljs-subst">-></span>cry(); 
    Mouse m1(<span class="hljs-string" style="color: rgb(0, 136, 0);">"Jerry"</span>,<span class="hljs-string" style="color: rgb(0, 136, 0);">'m'</span>); 
    p<span class="hljs-subst">=&</span>m1;
    p<span class="hljs-subst">-></span>cry(); 
    Mouse m2(<span class="hljs-string" style="color: rgb(0, 136, 0);">"Jemmy"</span>,<span class="hljs-string" style="color: rgb(0, 136, 0);">'f'</span>);
    p<span class="hljs-subst">=&</span>m2;
    p<span class="hljs-subst">-></span>cry(); 
    Cat c1(<span class="hljs-string" style="color: rgb(0, 136, 0);">"Tom"</span>);
    p<span class="hljs-subst">=&</span>c1;
    p<span class="hljs-subst">-></span>cry(); 
    Dog d1(<span class="hljs-string" style="color: rgb(0, 136, 0);">"Droopy"</span>);
    p<span class="hljs-subst">=&</span>d1;
    p<span class="hljs-subst">-></span>cry(); 
    Giraffe g1(<span class="hljs-string" style="color: rgb(0, 136, 0);">"Gill"</span>,<span class="hljs-string" style="color: rgb(0, 136, 0);">'m'</span>);
    p<span class="hljs-subst">=&</span>g1;
    p<span class="hljs-subst">-></span>cry(); 
    <span class="hljs-keyword" style="color: rgb(0, 0, 136);">return</span> <span class="hljs-number" style="color: rgb(0, 102, 102);">0</span>;
}</code><code class=" hljs lasso" style="display: block; padding: 0.5em; background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;"><img src="https://img-blog.csdn.net/20160821214354963?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center" alt="" />
</code><code class=" hljs lasso" style="display: block; padding: 0.5em; background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;">
</code>