What is object? With reference to c++

Answer 1

https://www.sololearn.com/learn/CPlusPlus/1709/
you haven't completed C++ tutorial.

Answer 2

thanks sir Roneel for your guidance...

Answer 3

kindly debug the following code

#include <iostream>
using namespace std;

int main()
{
int total,grade counter,grade,average;
total=0;
grade counter=1;
while(grade counter<=3)
{
cout<<"enter grade";
cin>>grade;
grade counter=grade counter+1;
}
average=total/3;
cout<<average;
return 0;
}