# 12257 - Only children make choice! ###### tags: `class` --- ## Brief See the code below ## Solution 0 ```cpp= #include <iostream> #include "function.h" Animal::Animal(Zoo *zoo, string name) : belong(zoo), species(name) { this->belong->born(species); } Dog::Dog(Zoo *zoo) : Animal(zoo, "Dog") {} Dog::~Dog() {} Cat::Cat(Zoo *zoo) : Animal(zoo, "Cat") {} Cat::~Cat() {} Caog::Caog(Zoo *zoo) : Animal(zoo, "Caog"), Dog(zoo), Cat(zoo) {} void Caog::barking() { std::cout << "woof!woof!meow!\n"; } void Caog::carton() { std::cout << "it looks so happy!\n"; } void Caog::throwBall() { std::cout << "it looks happy!\n"; } Caog::~Caog() {} // Utin ``` ## Reference