Question
1.
#include
2.
using namespace std;
3.
class A
4.
{
5.
public:
6.
int x;
7.
A(int n = 0) : x(n) {};
8.
int& operator[](int n)
9.
{
10.
cout
What is the output of this program?
1.
#include
2.
using namespace std;
3.
class A
4.
{
5.
public:
6.
int x;
7.
A(int n = 0) : x(n) {};
8.
int& operator[](int n)
9.
{
10.
cout
Answer: Option D
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In this program, we overloading the operator[] by using subscript operator.
Output:
$ g++ sub3.cpp
$ a.out
001
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