MAIN*
#include <iostream>
#include <string>
#include <iomanip>
#include <ctime>
#include "Players.h"
using namespace std;
int main() {
	srand(time(NULL));
	cout << "Set map size: "; int size = input();
	size *= size;
	string *map = new string[size];
	for (size_t i = 0; i < size; i++) {
		map[i] = to_string(i + 1);
		if (i + 1  < 10)map[i].insert(0, "0");
	}
	cout << "Set number of players: "; int numberOfPlayers = input();
	cin.get();
	Players *players = new Players[numberOfPlayers];
	for (size_t i = 0; i < numberOfPlayers; i++) {
		cout << "Name of player #" << i + 1 << ": ";
		string name; getline(cin, name);
		players[i] = *new Players(name);
	}
	int queue = rand() % numberOfPlayers, move = 1;

	while (1) {
	retry:
		RefreshMap(map, size);
		cout << "Move: " << move << ". " << players[queue].GetPlayerName() << ", ( " << players[queue].GetPlayerSymbol() << ") choose position: "; int position = input();
		if (position > size) {
			system("cls");
			cout << "Error: numbers from 1 to " << size << endl;
			goto retry;
		}
		system("cls");
		if (!PutMark(map, players[queue], size, position))goto retry;

		if (isWin(map, size)) {
			system("cls");
			RefreshMap(map, size);
			cout << "Player " << players[queue].GetPlayerName() << " win.\n";
			break;
		}
		if (move == size) {
			RefreshMap(map, size);
			cout << "\nDraw!"; break;
		}
		queue++;
		move++;
		queue == numberOfPlayers ? queue = 0 : queue;
	}
	cin.get(); cin.get();
}

***INCLUDE
#include <string>
const std::string marks[10]{ "X ","O ","A ","B ","C ","D ","E ","F ","G ","K " };
int globalCounter = 0;
class Players {
	std::string name, symbol;
	int countOfWin;

public:
	Players(std::string name) :name(name), countOfWin(0), symbol(marks[globalCounter++]) {}
	Players() {}
	inline void SetName(std::string name) {
		this->name = name;
		symbol = marks[globalCounter++];
	}
	int isWin(Players *players, int numberOfPlayers) {}
	std::string GetPlayerSymbol() {
		return symbol;
	}
	std::string GetPlayerName() { return name; }

};
void RefreshMap(std::string *map, int size) {
	for (size_t i = 0; i < size; i++) {
		std::cout << "|" << map[i] << "|";
		(i + 1) % (int)sqrt(size) == 0 ? std::cout << std::endl : std::cout << "";
	}
}
bool PutMark(std::string *map, Players player, int size, int index) {
	index--;
	for (size_t i = 0; i < 10; i++)
		if (map[index] == marks[i]) {
			std::cout << "Error: already chosen\n";
			return false;
		}
	map[index] = player.GetPlayerSymbol();
	return true;
}
bool isWin(std::string map[], int size) {
	int repeated = 1;
	for (size_t i = 0; i < size; i += (int)sqrt(size)) {
		for (size_t j = i + 1; j < (int)sqrt(size) + i; j++) {
			if (map[i] == map[j])repeated++;
		}
		if (repeated == (int)sqrt(size))return true;
		repeated = 1;
	}
	repeated = 1;
	for (size_t i = 0; i < (int)sqrt(size); i++) {
		for (size_t j = i + (int)sqrt(size), k = 0; k < (int)sqrt(size); j += (int)sqrt(size), k++) {
			if (map[i] == map[j])repeated++;
		}
		if (repeated == (int)sqrt(size))return true;
		repeated = 1;
	}
	repeated = 0;
	for (size_t i = 0; i < size; i += (int)sqrt(size) + 1) {  //     \

		if (map[0] == map[i])repeated++;
		if (repeated == (int)sqrt(size))return true;
	}
	repeated = 0;
	for (size_t i = (int)sqrt(size) - 1; i <= size - (int)sqrt(size); i += (int)sqrt(size) - 1) { //  /
		if (map[(int)sqrt(size) - 1] == map[i])repeated++;
		if (repeated == (int)sqrt(size))return true;
	}
	return false;
}
int input() {
	int item;
	while (true) {
		std::cin >> item;
		if (std::cin.peek() == '\n') {
			return item;
		}
		else {
			std::cout << "You have inputed not a digit.\nRetry: ";
			std::cin.clear();
			while (std::cin.get() != '\n') {};
		}
	}
}