#include <iostream>
using namespace std;

enum class Command { Off, On, Toggle };

void led(Command c) {
	switch(c) {
		case Command::Off:
			std::cout << "Off!" << std::endl;
			break;
		case Command::On:
			std::cout << "On!" << std::endl;
			break;
		case Command::Toggle:
			std::cout << "Toggle!" << std::endl;
			break;
	}
}

int main() {
	led(Command(true));
	led(Command(false));
	return 0;
}