How to get the output of this c++ code?

[rahul.6sept]

Dear all,

I've an incomplete c++ code give as below:

---

Code C++ - [expand]
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#include <iostream>
using namespace std;
 class sample {
int x;
public:
             sample():x(0) {}
             sample(int x):x(x) {}
             sample(const sample &obj): x(obj.x) {}
 
             void display() {cout << x << "  ";}
                        };
 
             int main() {
             int val;
             cin >> val;
                  
             ...................... ;        //Default construcor
             ...................... ;       //Non-default Constructor 
             ...................... ;       //Copy-Constructor
                                                 
            objA.display();
            objB.display();
            objC.display();
            return 0;
            }

---

1) Case 1: When input = 25 , Output = 0 , 25 , 25
2) Case 2: When input = 16 , Output = 0, 16,16


I'm not getting the logic to complete the same. Can someone help me in this?

Regards

 

[ArakelTheDragon]

Maybe this can help you.