#include <iostream>
using namespace std;


class TicTacToe {
public:
void displayBoard();
void getMove();
void playGame();
private:
char board[9];
char player; // Switch after each move.
};

int main ()
{
TicTacToe ttt;

// you need to do the following in a loop 9 times
ttt.playGame();
}

void TicTacToe::playGame()
{
getMove();
// Your implementation here...
}

void TicTacToe::displayBoard()
{
// Your implementation here...
}

void TicTacToe::getMove()
{
cout << "Enter Box: ";
char c;
cin.get(c);
if (c > '9' || c < '0')
    // Error message here.

int number = c - '0';

cout << "your number is " << number;
// Your implementation here...
}

#include <iostream>

using namespace std;

void displayBoard() ;
char cSquare1('1');
char cSquare2('2');
char cSquare3('3');
char cSquare4('4');
char cSquare5('5');
char cSquare6('6');
char cSquare7('7');
char cSquare8('8');
char cSquare9('9');
int iPlayerTurn(1);
bool bGameOver(true);


do {
    // Display Board
    std::cout << cSquare1 << "|" << cSquare2 << "|" << cSquare3 << std::endl;
    std::cout << "-+-+-"<< std::endl;
    std::cout << cSquare4 << "|" << cSquare5 << "|" << cSquare6 << std::endl;
    std::cout << "-+-+-"<< std::endl;
    std::cout << cSquare7 << "|" << cSquare8 << "|" << cSquare9 << std::endl;

    // Switch After Each Move
    char cPlayerMark;
    if (iPlayerTurn == 1) {
        cPlayerMark = 'X';
    } else {
        cPlayerMark = 'O';
    }

    // Play Game
    std::cout << "Player" << iPlayerTurn << "'s move Enter Box: " << std::endl;
    bool bValidMove;
    // Loop until the Move is Valid
    do {
        char cNextMove;
        std::cin >> cNextMove;
        bValidMove = true;

        // Check for a valid move
        if (cNextMove == '1' && cSquare1 == '1') {
            cSquare1 = cPlayerMark;
        } else if (cNextMove == '2' && cSquare2 == '2') {
            cSquare2 = cPlayerMark;
        } else if (cNextMove == '3' && cSquare3 == '3') {
            cSquare3 = cPlayerMark;
        } else if (cNextMove == '4' && cSquare4 == '4') {
            cSquare4 = cPlayerMark;
        } else if (cNextMove == '5' && cSquare5 == '5') {
            cSquare5 = cPlayerMark;
        } else if (cNextMove == '6' && cSquare6 == '6') {
            cSquare6 = cPlayerMark;
        } else if (cNextMove == '7' && cSquare7 == '7') {
            cSquare7 = cPlayerMark;
        } else if (cNextMove == '8' && cSquare8 == '8') {
            cSquare8 = cPlayerMark;
        } else if (cNextMove == '9' && cSquare9 == '9') {
            cSquare9 = cPlayerMark;
        } else if (cNextMove > '9' || cNextMove < '0')

            std::cout << "error!”." << std::endl;
        return;
                }

                int number = cNextMove - '0';
          cout << "your number is " << number;

    } while (!bValidMove);

    bGameOver       = false;
    bool bWinGame   = true;
    // Check for end of game
    if (cSquare1 != '1') {
        if (cSquare2 == cSquare1 && cSquare3 == cSquare1) {
            bGameOver = true;
        }
        if (cSquare4 == cSquare1 && cSquare7 == cSquare1) {
            bGameOver = true;
        }
    }
    if (cSquare5 != '5') {
        if (cSquare1 == cSquare5 && cSquare9 == cSquare5) {
            bGameOver = true;
        }
        if (cSquare2 == cSquare5 && cSquare8 == cSquare5) {
            bGameOver = true;
        }
        if (cSquare4 == cSquare5 && cSquare6 == cSquare5) {
            bGameOver = true;
        }
        if (cSquare3 == cSquare5 && cSquare7 == cSquare5) {
            bGameOver = true;
        }
    }
    if (cSquare9 != '9') {
        if (cSquare3 == cSquare9 && cSquare6 == cSquare9) {
            bGameOver = true;
        }
        if (cSquare7 == cSquare9 && cSquare8 == cSquare9) {
            bGameOver = true;
        }
    }
    // Check For Tie Game
    if (cSquare1 != '1' && cSquare2 != '2' && cSquare3 != '3' &&
        cSquare4 != '4' && cSquare5 != '5' && cSquare6 != '6' &&
        cSquare7 != '7' && cSquare8 != '8' && cSquare9 != '9' &&

!bGameOver)
    {
        bGameOver = true;
        bWinGame = false;
    }

    if (bGameOver) {
        if (bWinGame) {
            std::cout << "Player" << iPlayerTurn << " wins!" <<
std::endl;
        }
        // Display Board
        std::cout << cSquare1 << "|" << cSquare2 << "|" << cSquare3 <<
std::endl;
        std::cout << "-+-+-"<< std::endl;
        std::cout << cSquare4 << "|" << cSquare5 << "|" << cSquare6 <<
std::endl;
        std::cout << "-+-+-"<< std::endl;
        std::cout << cSquare7 << "|" << cSquare8 << "|" << cSquare9 <<
std::endl;

        std::cout << "Game Over!" << std::endl;

void TicTacToe::displayBoard(){
    std::cout << board[1] << "|" << board[2]<< "|" << board[3]<< std::endl;
    std::cout << "-+-+-"<< std::endl;
    std::cout << board[4] << "|" << board[5]<< "|" << board[6]<< std::endl;
    std::cout << "-+-+-"<< std::endl;
    std::cout << board[7] << "|" << board[8]<< "|" << board[9]<< std::endl;
}