/** Copyright (c) 2018 Tsotne Zarandia */

#include <fstream>
#include <iostream>
#include <list>
#include <string>
#include <vector>
using namespace std;

class Sagani {
private:
	inline static int dgeID(const string &dge) {
		constexpr static const char * dgeebi[] { "ორშაბათი", "სამშაბათი",
				"ოთხშაბათი", "ხუთშაბათი", "პარასკევი", "შაბათი" };
		for (int i = 0; i <= 5; i++)
			if (dge == dgeebi[i])
				return i;
		return -1;
	}

	inline static const char * disciplina(int i) {
		constexpr static const char * disciplinebi[] { "ლექცია",
				"სამუშაო ჯგუფი", "პრაქტიკული", "ლაბორატორიული" };
		return disciplinebi[i];
	}

	struct Dro {
		string dge, auditoria, dawyeba, dasruleba;

		Dro(ifstream &fin) {
			string s;
			for (int i = 0; i < 4; i++) {
				getline(fin, s, ':');
				fin.ignore(2);
				getline(fin,
						s == "აუდიტორი" ? auditoria :
						s == "დაწყების დრო" ? dawyeba :
						s == "დასრულების დრო" ? dasruleba : dge);
			}
			if (!dge.empty() && (dge[0] == '-' || dge[0] == ' '))
				dge.clear();
		}

		inline const bool operator <(const Dro &d) {
			return dge == d.dge ?
					dawyeba < d.dawyeba : dgeID(dge) < dgeID(d.dge);
		}
	};

public:
	string name;
	/* Index: 0 - lekcia, 1 - samushao jgufi,  2 - praktikuli,  3 - lab */
	Dro dronni[4];

	Sagani(string saxeli, ifstream &fin) :
			name(saxeli), dronni { Dro(fin), Dro(fin), Dro(fin), Dro(fin) } { }

	static list<pair<Sagani*, int>> sort(const vector<Sagani*> &sagnebi) {
		list<pair<Sagani*, int>> lst;
		for (auto sagani : sagnebi)
			for (int i = 0; i < 4; i++)
				if (!sagani->dronni[i].dge.empty()) {
					auto it = lst.begin();
					while (it != lst.end()
							&& !(sagani->dronni[i]
									< it->first->dronni[it->second]))
						++it;	// დახარისხება ჩასმით
					lst.insert(it, make_pair(sagani, i));
				}
		return lst;
	}

	static void printSagnebi(list<pair<Sagani*, int>> lst, ostream &out) {
		string dge, dasruleba;	// buffer
		for (auto l : lst) {
			if (dge != l.first->dronni[l.second].dge) {
				dge = l.first->dronni[l.second].dge;
				out << dge << ":" << endl << endl;
				dasruleba.clear();
			}
			out << "\t" << disciplina(l.second) << ":";

			if (dasruleba > l.first->dronni[l.second].dawyeba)
				out << " <----------";	// წინა საგანს ემთხვევა
			if (dasruleba < l.first->dronni[l.second].dasruleba)
				dasruleba = l.first->dronni[l.second].dasruleba;

			out << endl << "\t\t" << l.first->name << endl << "\t\t"
					<< l.first->dronni[l.second].dawyeba << " - "
					<< l.first->dronni[l.second].dasruleba << endl << "\t\t"
					<< l.first->dronni[l.second].auditoria << endl << endl;
		}
	}

	void write(ostream &out) {
		out << endl << name << endl;
		for (int i = 0; i < 4; i++)
			if (!dronni[i].dge.empty()) {
				out << endl << "\t" << disciplina(i) << endl;
				out << "\t\tდღე: " << dronni[i].dge << endl;
				out << "\t\tაუდ: " << dronni[i].auditoria << endl;
				out << "\t\tდრო: " << dronni[i].dawyeba << " - "
						<< dronni[i].dasruleba << endl;
			}
	}
};

int main() {
	ifstream fin("cxrili.txt");
	ofstream fout("cxril.txt");
	vector<Sagani*> sagnebi;
	{
		string str;
		while (getline(fin, str))
			sagnebi.push_back(new Sagani(str, fin));
	}
	Sagani::printSagnebi(Sagani::sort(sagnebi), fout);
	cout << "Sagnebis raodenoba: " << sagnebi.size() << endl;
	fout << "საგნების რაოდენობა: " << sagnebi.size() << endl;

	for (auto sagani : sagnebi) {
		sagani->write(fout);
		delete sagani;
	}

	fin.close();
	fout.close();
	return 0;
}