变量实验1.cpp

<p class="MsoNormal" style="background: rgb(255,255,255); text-align: left; margin: 5pt 0pt; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan"><span style="font-size: 9pt; font-family: Arial; color: rgb(0,0,0); mso-spacerun: 'yes'; mso-font-kerning: 0.0000pt">让我们设想这样一items例子，我要求你在脑子里记住<font face="Arial">5</font><font face="宋体">这items数字，然后再记住</font><font face="Arial">2</font><font face="宋体">这items数字。你已经存储了两items数值在你的记忆里。现在我要求你在我说的Page 一items数值上加</font><font face="Arial">1</font><font face="宋体">，你应该保留</font><font face="Arial">6 </font><font face="宋体">（即</font><font face="Arial">5+1</font><font face="宋体">）和</font><font face="Arial">2</font><font face="宋体">在你的记忆里。现在如果我们将两数相减可以得到结果</font><font face="Arial">4</font><font face="宋体">。</font></span><span style="font-size: 9pt; font-family: Arial; color: rgb(0,0,0); mso-spacerun: 'yes'; mso-font-kerning: 0.0000pt"><o:p></o:p></span></p> <p class="MsoNormal" style="background: rgb(255,255,255); text-align: left; margin: 5pt 0pt; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan"><span style="font-size: 9pt; font-family: Arial; color: rgb(0,0,0); mso-spacerun: 'yes'; mso-font-kerning: 0.0000pt">所有这些你在脑子里做的事情与计算机用两items变量可以做的事情非常相似。同样的处理过程用<font face="Arial">C++</font><font face="宋体">来表示可以写成下面一段代码：</font></span></p> <p class="MsoNormal" style="background: rgb(255,255,255); text-align: left; margin: 5pt 0pt; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan"><span style="font-size: 9pt; font-family: Arial; color: rgb(0,0,0); mso-spacerun: 'yes'; mso-font-kerning: 0.0000pt"><font face="宋体">请提交以下代码</font></span></p> <p class="MsoNormal" style="background: rgb(255,255,255); text-align: left; margin: 5pt 0pt; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan"><span style="font-size: 9pt; font-family: Arial; color: rgb(0,0,0); mso-spacerun: 'yes'; mso-font-kerning: 0.0000pt"><font face="宋体"><img alt="" width="396" height="384" src="http://tk.hustoj.com/upload/201607/变量实验1.png" /></font></span></p>