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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. class one{
  6.     int a;
  7. public:
  8.     void get(int);
  9.     void show();
  10. };
  11.  
  12. class two:public one
  13. {
  14.     int b;
  15. public:
  16.     void getb(int);
  17.     void dis();
  18.     void show();  
  19. };
  20.  
  21. void one::get(int x)  //if i write void two::get(int x) here it gives error
  22. {
  23.     a = x;
  24. }
  25.  
  26. void one::show()  //same goes for this function why can't i define it as `void two::show()`?
  27. {
  28.   cout << a << endl;
  29. }
  30.  
  31. void two::show()  //no problem !!
  32. {
  33.   cout << "two's version" << endl;
  34. }
  35.  
  36. int main()
  37. {
  38.     two ob;
  39.     int x;
  40.     cin >> x;
  41.     ob.get( x );
  42.     ob.show();
  43.     ob.one::show(); 
  44. }
Success #stdin #stdout 0s 4404KB
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stdin
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Standard input is empty
stdout
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two's version
21858
https://ideone.com/UwGl2Q
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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