What will be the output of the following C++ code?
#include <iostream>
using namespace std;
class sample
{
private:
int* i;
int j;
public:
sample (int j);
~sample ();
int& operator [] (int n);
};
int& sample::operator [] (int n)
{
return i[n];
}
sample::sample (int j)
{
i = new int [j];
j = j;
}
sample::~sample ()
{
delete [] i;
}
int main ()
{
sample m (5);
m [0] = 25;
m [1] = 20;
m [2] = 15;
m [3] = 10;
m [4] = 5;
for (int n = 0; n < 5; ++ n)
cout << m [n];
return 0;
}
#include <iostream>
using namespace std;
class sample
{
private:
int* i;
int j;
public:
sample (int j);
~sample ();
int& operator [] (int n);
};
int& sample::operator [] (int n)
{
return i[n];
}
sample::sample (int j)
{
i = new int [j];
j = j;
}
sample::~sample ()
{
delete [] i;
}
int main ()
{
sample m (5);
m [0] = 25;
m [1] = 20;
m [2] = 15;
m [3] = 10;
m [4] = 5;
for (int n = 0; n < 5; ++ n)
cout << m [n];
return 0;
}A. 252015105
B. 510152025
C. 51015
D. 51015210
Answer: Option A
Related Questions on Classes and Objects in C plus plus
A. A collection of functions
B. A reserved keyword in C++
C. A blueprint for creating objects
D. A way to declare arrays of data
Which keyword is used to create an object of a class in C++?
A. new
B. create
C. object
D. None of the above
A. A reserved keyword in C++
B. An instance of a class
C. A way to declare arrays of data
D. None of the above
What is the purpose of a constructor in C++?
A. To hide the implementation details of a class
B. To create multiple instances of a class
C. To initialize the object's data members
D. To destroy the object

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