enum Animal{
dog, // Same as dog = 0
cat, // Same as cat = 1
parrot, // Same as parrot = 2
};
enum Car{
Ford = 3,
Nissan = 4,
Honda = 21,
};
//In main
std::cout << dog << std::endl; // Prints 0
std::cout << Ford << std::endl; // Prints 3
Car myCar = Nissan;
std::cout << myCar << std::endl; // Prints 4
if(myCar == Ford){ // False
//...
}else if(myCar == Nissan){ // True
//...
}