#include <iostream>
#include <cmath>
#include <map>
#include <set>
#include <vector>
#include <string>
#include <stdio.h>

using namespace std;

class Electrical_facility //электрическая установка
{
protected:
	string type;
	double r;
public:
	Electrical_facility(string newtype, double newr)
	{
		type = newtype;
		r = newr;
	}

	string get_type()
	{
		return type;
	}

	//void set_type(string newtype)
	//{
	//	this->type = newtype;
	//}

	double get_r()
	{
		return r;
	}

	void set_r(double newr)
	{
		this->r = newr;
	}

	virtual void print()
	{
		cout << this->get_type() << ": " << this->get_r() << " Om" << endl;
	}
};

class Lamp : public Electrical_facility
{
protected:
	bool light;
public:
	Lamp(double newr) : Electrical_facility("LMP", newr)
	{
		light = false;
	}

	bool get_light()
	{
		return light;
	}

	void set_light(bool newlight)
	{
		this->light = newlight;
	}

	void print()
	{
		cout << this->get_type() << ": " << this->get_r() << " Om ";
		if(this->get_light())
			cout << "light: on\n";
		else
			cout << "light: off\n";
	}

};

class Resistor : public Electrical_facility
{
public:
	Resistor(double newr) : Electrical_facility("RES", newr) {}

	void print()
	{
		cout << this->get_type() << ": " << this->get_r() << " Om" << endl;
	}
};

class Appliance : public Electrical_facility
{
protected:
	double req_u, req_i, du, di;
	bool is_working;

public:
	Appliance(double newr, double newrequ, double newreqi,
		 double newdu, double newdi) : Electrical_facility("APP", newr)
	{
		req_u = newrequ;
		du = newdu;
		req_i = newreqi;
		di = newdi;
		is_working = false;
	}

	double get_req_u()
	{
		return req_u;
	}

	void set_req_u(double newreq_u)
	{
		this->req_u = newreq_u;
	}

	double get_req_i()
	{
		return req_i;
	}

	void set_req_i(double newreq_i)
	{
		this->req_i = newreq_i;
	}

	double get_du()
	{
		return du;
	}

	void set_du(double newdu)
	{
		this->du = newdu;
	}

	double get_di()
	{
		return di;
	}

	void set_di(double newdi)
	{
		this->di = newdi;
	}

	void set_is_working(bool state)
	{
		this->is_working = state;
	}

	bool get_is_working()
	{
		return is_working;
	}

	void print()
	{
		cout << this->get_type() << ": " << this->get_r() << " Om ";
		if(this->get_is_working())
			cout << "work: on\n";
		else
			cout << "work: off\n";
		cout << "     required:  " << this->get_req_u() << "V " << this->get_req_i() << "A \n";
		cout << "     variation: " << this->get_du() << "V " << this->get_di() << "A \n";
	}
};

class CCS : public Electrical_facility
{
protected:
	double e;

public:
	CCS(double newr, double newe) : Electrical_facility("CCS", newr)
	{
		e = newe;
	}

	double get_e()
	{
		return e;
	}

	void set_e(double newe)
	{
		this->e = newe;
	}

	void print()
	{
		cout << this->get_type() << ": " << this->get_r() << " Om " << this->get_e() << " V" << endl;
	}
};

class Key : public Electrical_facility
{
protected:
	bool state;

public:
	Key(bool newstate) : Electrical_facility("KEY", 0)
	{
		state = newstate;
	}

	bool get_state()
	{
		return state;
	}

	void set_state(bool newstate)
	{
		this->state = newstate;
	}

	void print()
	{
		cout << this->get_type() << ": ";
		if(this->get_state())
			cout << "locked \n";
		else
			cout << "unlocked \n";
	}
};

class Branch
{
protected:
	vector<Electrical_facility*> branch;
public:
	Branch() {}
	void set_el_f()
	{
		cout << "If you want to set a new lamp,      please type 1" << endl;
		cout << "If you want to set a new resistor,  please type 2" << endl;
		cout << "If you want to set a new appliance, please type 3" << endl;
		cout << "If you want to set a new CCS,       please type 4" << endl;
		cout << "If you want to set a new key,       please type 5" << endl;
		int type, place; cin >> type;
		cout << "Now please type the number of position, where you want to put it: ";
		cin >> place;

		Electrical_facility* new_obj = new Electrical_facility("error", -100500);
		double r, ru, ri, du, di, e;
		bool f = true;
		switch (type)
		{
		case 1:
			cout << "Please enter the lamp resistance: ";
			cin >> r;
			new_obj = new Lamp(r);
			break;
		case 2:
			cout << "Please enter the resistor resistance: ";
			cin >> r;
			new_obj = new Resistor(r);
			break;
		case 3:
			cout << "Please enter the appliance resistance, then required voltage and amperage, ";
			cout << "then variation of voltage and amperage: ";
			cin >> r >> ru >> ri >> du >> di;
			new_obj = new Appliance(r, ru, ri, du, di);
			break;
		case 4:
			cout << "Please enter the CCS resistance and electromotive force: ";

			cin >> r >> e;
			new_obj = new CCS(r, e);
			break;
		case 5:
			cout << "Please enter the key state: ";
			bool st;
			cin >> st;
			new_obj = new Key(st);
			break;
		default:
			f = false;
			cout << "Something went wrong, please try again\n";
			break;
		}

		place--;
		if(f)
			if(place < 0 || place > branch.size())
				cout << "Something went wrong, please try again\n";
			else
			{
				branch.insert(branch.begin() + place, new_obj);
			}
	}

	//bool is_empty(){
	//	return branch.empty();
	//}

	void remove_el_f()
	{
		cout << "Please enter the number of the facility you want to remove: ";
		int n; cin >> n; n--;
		if(n >= branch.size() || n < 0)
			cout << "Something went wrong, please try again\n";
		else
			branch.erase(branch.begin() + n);
	}

	bool is_locked()
	{
		bool res = true;
		for(int i = 0; i < branch.size(); i++)
		{
			if(branch[i]->get_type() == "KEY")
			{
				Key key = *(dynamic_cast<Key*>(branch[i]));
				if(!key.get_state())
				{
					res = false;
					break;
				}
			}
		}
		return res;
	}

	double get_r_from_to(int from, int to)
	{
		double res = 0;
		from--, to--;
		if(to >= 0 && to < branch.size() && from >=0 && from < branch.size()
			&& to >= from && this->is_locked())
			for(int i = from; i <= to; i++)
				res += branch[i]->get_r();
		return res;
	}

	void change_parameters()
	{
		cout << "There are " << branch.size() << " elements in this branch\n";
		cout << "Enter the number of element which parameters you want to change: ";
		int i; cin >> i; i--;
		if(i >= branch.size() || i < 0)
			cout << "Incorrect number of element, please try again\n";
		else
		{
			string type = branch[i]->get_type();
			cout << "Availiable changes: \n";
			if(type == "LMP")
			{
				Lamp* lmp = (dynamic_cast<Lamp*>(branch[i]));
				cout << "Internal resistance: now" << lmp->get_r() << " Om\n";
				cout << "Type 1 for changing the internal resistance, \n";
				cout << "     0 for exit: ";
				int answer; cin >> answer;
				switch (answer)
				{
				case 1:
					cout << "Enter new value of internal resistance: ";
					double r; cin >> r;
					lmp->set_r(r);
					break;
				case 0:
					break;
				default:
					cout << "Incorrect command\n";
					break;
				}
			}
			else if(type == "RES")
			{
				Resistor* res = (dynamic_cast<Resistor*>(branch[i]));
				cout << "Resistance: now" << res->get_r() << " Om\n";
				cout << "Type 1 for changing the resistance, \n";
				cout << "     0 for exit: ";
				int answer; cin >> answer;
				switch (answer)
				{
				case 1:
					cout << "Enter new value of resistance: ";
					double r; cin >> r;
					res->set_r(r);
					break;
				case 0:
					break;
				default:
					cout << "Incorrect command\n";
					break;
				}
			}
			else if(type == "APP")
			{
				Appliance* app = (dynamic_cast<Appliance*>(branch[i]));
				cout << "Internal resistance: now" << app->get_r() << " Om\n";
				cout << "Required voltage: now " << app->get_req_u() << " V\n";
				cout << "Required amperage: now " << app->get_req_i() << " A\n";
				cout << "Variation of voltage: now " << app->get_du() << " V\n";
				cout << "Variation of amperage: now " << app->get_di() << " A\n";
				cout << "Type 1 for changing the internal resistance, \n";
				cout << "     2 for changing the required voltage, \n";
				cout << "     3 for changing the required amperage, \n";
				cout << "     4 for changing the variation of voltage, \n";
				cout << "     5 for changing the variation of amperage, \n";
				cout << "     0 for exit: ";
				int answer; cin >> answer;
				double u, i, r;
				switch (answer)
				{
				case 1:
					cout << "Enter new value of internal resistance: ";
					cin >> r;
					app->set_r(r);
					break;
				case 2:
					cout << "Enter new value of required voltage: ";
					cin >> u;
					app->set_req_u(u);
					break;
				case 3:
					cout << "Enter new value of required amperage: ";
					cin >> i;
					app->set_req_i(i);
					break;
				case 4:
					cout << "Enter new value of variation of voltage: ";
					cin >> u;
					app->set_du(u);
					break;
				case 5:
					cout << "Enter new value of variation of amperage: ";
					cin >> i;
					app->set_di(i);
					break;
				case 0:
					break;
				default:
					cout << "Incorrect command\n";
					break;
				}

			}
			else if(type == "CCS")
			{
				CCS* ccs = (dynamic_cast<CCS*>(branch[i]));
				cout << "Internal resistance: now" << ccs->get_r() << " Om\n";
				cout << "Electromotive force of the CCS: now " << ccs->get_e() << " V\n";
				cout << "Type 1 for changing the internal resistance, \n";
				cout << "     2 for changing the electromotive force, \n";
				cout << "     0 for exit: ";
				int answer; cin >> answer;
				switch (answer)
				{
				case 1:
					cout << "Enter new value of internal resistance: ";
					double r; cin >> r;
					ccs->set_r(r);
					break;
				case 2:
					cout << "Enter new value of electromotive force: ";
					double e; cin >> e;
					ccs->set_e(e);
					break;
				case 0:
					break;
				default:
					cout << "Incorrect command\n";
					break;
				}
			}
			else if(type == "KEY")
			{
				Key* key = (dynamic_cast<Key*>(branch[i]));
				cout << "State of the key: now ";
				if(key->get_state())
					cout << "locked\n";
				else cout << "unlocked\n";
				cout << "Type 1 for changing the key state, 0 for exit: ";
				int answer; cin >> answer;

				switch (answer)
				{
				case 1:
					cout << "Type 1 (or 0) for locking (or unlocking) the key: ";
					bool newstate; cin >> newstate;
					key->set_state(newstate);
				case 0:
					break;
				default:
					cout << "Incorrect command\n";
					break;
				}
			}
			else
			{
				cout << "Coder, you have a great error! Fix it immideately!" << endl;
			}
		}
	}

	void print(){
		for(int i = 0; i < branch.size(); i++)
			branch[i]->print();
	}
};

class Subchain
{
protected:
	vector<Branch*> subchain;
public:

};

int main()
{
//#ifdef _DEBUG
//	freopen("in.txt", "r", stdin);
//	freopen("out.txt", "w", stdout);
//#endif

	Branch* my_branch = new Branch();
	int n; cin >> n;
	while(n != 26)
	{
		switch(n)
		{
		case 1:
			my_branch->set_el_f();
			break;
		case 2:
			my_branch->remove_el_f();
			break;
		case 3:
			my_branch->print();
			break;
		case 4:
			cout << my_branch->is_locked() << endl;
			break;
		case 5:
			int from, to; cin >> from >> to;
			cout << my_branch->get_r_from_to(from, to) << endl;
			break;
		case 6:
			my_branch->change_parameters();
			break;
		default:
			break;
		}
		cout << "1 for set element\n";
		cout << "2 for remove element\n";
		cout << "3 for print\n";
		cout << "4 for check locked\\unlocked\n";
		cout << "5 for get r from to\n";
		cout << "6 for change parameters\n";
		cout << "26 for exit\n";
		cin >> n;
	}

	cout << "compilation completed\n";
	system("pause");
	return 0;
}