Examveda

What will be the output of the following C++ code?
#include <iostream>
#include <string>
using namespace std;
 
class A
{
	mutable int a;
 
        public:
	int assign(int i) const {
		a = i;
	}
	int return_value() const {
		return a;
	}
 
};
 
int main(int argc, char const *argv[])
{
	A obj;
	obj.assign(5);
	cout<<obj.return_value();
}

A. 5

B. Error

C. Segmentation fault

D. Undefined value

Answer: Option A


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