Derived constructor uses no parameters : Destructor « Class « C++

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Derived constructor uses no parameters
Derived constructor uses no parameters
 
#include <iostream>
using namespace std;

class BaseClass1 {
protected:
  int i;
public:
  BaseClass1(int x) { 
     i =x; 
     cout << "Constructing BaseClass1\n"
  }
  ~BaseClass1() { 
     cout << "Destructing BaseClass1\n"
  }
};

class BaseClass2 {
protected:
  int k;
public:
  BaseClass2(int x) { 
     k = x; 
     cout << "Constructing base2\n"
  }
  ~BaseClass2() { 
     cout << "Destructing base2\n"
  }
};

class DerivedClass: public BaseClass1, public BaseClass2 {
public:
  DerivedClass(int x, int y): BaseClass1(x), BaseClass2(y) { 
     cout << "Constructing DerivedClass\n"
  }

  ~DerivedClass() { 
     cout << "Destructing DerivedClass\n"
  }
  void show() { 
     cout << i << " " << k << endl; 
  }
};

int main()
{
  DerivedClass ob(34);

  ob.show();

  return 0;
}


           
         
  
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