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  1.     #include <iostream>
  2.  
  3.     struct IAudible {
  4.         virtual void sound() const = 0;
  5.     };
  6.  
  7.     struct Explosion : public IAudible {
  8.         virtual void sound() const override { std::cout << "Boom\n"; }
  9.     };
  10.  
  11.     struct Word : public IAudible {
  12.     };
  13.  
  14.     void announce(const IAudible& audible) {
  15.         audible.sound();
  16.     }
  17.  
  18.     int main() {
  19.         Explosion e;
  20.         announce(e);
  21.     }
  22.  
Success #stdin #stdout 0s 3468KB
comments (?)
stdin
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Standard input is empty
stdout
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Boom
https://ideone.com/mGnw6o
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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