Untitled

#include <iostream>
#include <vector>
#include <string>

using namespace std;

// global parameters
const char X = 'x';
const char O = 'o';
const char EMPTY = ' ';
const char TIE = 'T';// ничья
const char NO_ONE = 'N';// остаются равные шансы на победу


#define BLUE "\033[34m"
#define RED "\033[31m"

//прототипы
void instructions();
char askYesNo(string questions);
int askNumber(string questions, int high, int low);
char humanPiece();
char opponent(char piece);
void displayBoard(const vector<char>& board); //vector<type> ==  array
char winner(const vector<char>& board);
bool isLegal(const vector<char>& board, int move);
int humanMove(const vector<char>& board, char human);
int computerMove(const vector<char>& board, char computer);
void announceWinner(char winner, char computer, char human);



int main() {

}

void instructions(){
    cout << "Welcome to our game, here you can see your board" << endl;
    cout << "    0 | 1 | 2    " << endl;
    cout << "    3 | 4 | 5    " << endl;
    cout << "    6 | 7 | 8    " << endl;
}

char askYesNo(string questions){
    char response;
    do{
        cout << questions << " (y/n)? ";
        cin >> response;
    } while (response != 'y' && response != 'n');
    return response;
}

int askNumber(string questions, int high, int low){
    int number;
    do{
        cout << questions << " 0<=number<=8";
        cin >> number;
    } while (number > high || number < low);
    return number;
}

char humanPiece() {
    char responce = askYesNo("Do you want to make first move? ");
    if (responce == 'y') return X;
    return O;
}

char opponent(char piece){
    if (piece == X) return O;
    return X;
}


void displayBoard(const vector<char>& board){
    cout << board[0] << " | " << board[1] << " | " << board[2] << " | " << endl;
    cout << board[2] << " | " << board[4] << " | " << board[5] << " | " << endl;
    cout << board[6] << " | " << board[7] << " | " << board[8] << " | " << endl;
}

char winner(const vector<char>& board){
    const int WINNING_COMB[8][3] = {{0,1,2},
                                    {3,4,5},
                                    {6,7,8},
                                    {0,3,6},
                                    {1,4,7},
                                    {2,5,8},
                                    {0,4,8},
                                    {2,4,6} };
    for (int row = 0; row < 9; row++){
        if((board[WINNING_COMB[row][0]] != EMPTY) && (board[WINNING_COMB[row][0]] == board[WINNING_COMB[row][1]]) &&
                (board[WINNING_COMB[row][1]] == board[WINNING_COMB[row][2]])) return board[WINNING_COMB[row][0]];
    }

    for (int i = 0; i < 9; i++){
        if (board[i] == EMPTY) return NO_ONE;
    }
    return TIE;
}


bool isLegal(const vector<char>& board, int move){
    return (board[move] == EMPTY);
}