Definition of variables and input process in c++

<p><br></p><div class="separator" data-original-attrs="{&quot;style&quot;:&quot;&quot;}" style="color: rgb(0, 0, 0); font-family: &quot;Times New Roman&quot;; font-size: medium; clear: both; text-align: center;">int للأعداد الصحيحة</div><div class="separator" data-original-attrs="{&quot;style&quot;:&quot;&quot;}" style="color: rgb(0, 0, 0); font-family: &quot;Times New Roman&quot;; font-size: medium; clear: both; text-align: center;">float &amp; double للأعداد الكسرية&nbsp;</div><div class="separator" data-original-attrs="{&quot;style&quot;:&quot;&quot;}" style="color: rgb(0, 0, 0); font-family: &quot;Times New Roman&quot;; font-size: medium; clear: both; text-align: center;">bool لاختبار الخطأ والصواب&nbsp;</div><div class="separator" data-original-attrs="{&quot;style&quot;:&quot;&quot;}" style="color: rgb(0, 0, 0); font-family: &quot;Times New Roman&quot;; font-size: medium; clear: both; text-align: center;">char للحروف الفردية&nbsp;</div>

int,float,double  // numbers
bool    //true adn false
char     //  character
string    //  strings