Examveda

What will be the output of the following C++ code?
#include<iostream>
using namespace std;
class Add
{
	int x;
   public:
	Add(int x){
		this->x = x;
	}
	int operator()(int a){
		return x+a;
	}
};
int main()
{
	Add add_5(5);
	int a = 5;
	cout<<add_5(a);
	return 0;
}

A. 5

B. 10

C. Error

D. Segmentation fault

Answer: Option B


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What is the difference between '++i' and 'i++' in C++?

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