# Animal method override exp 1 ```cpp= #include <stdio.h> class Animal { public: void bark() { printf("???\n"); } }; class Cat : public Animal { public: void bark() { printf("Meow\n"); } }; class Dog : public Animal { public: void bark() { printf("Wan!\n"); } }; int main() { Animal a; Cat c; Dog d; a.bark(); c.bark(); d.bark(); return 0; } ```