Question: heres the TicTacToe program #include using namespace std; class TicTacToe { public: TicTacToe ( ) { for ( int i = 0 ; i <

heres the TicTacToe program #include
using namespace std;
class TicTacToe
{
public:
TicTacToe()
{
for(int i =0; i <3; ++i)
{
for(int j =0; j <3; ++i)
{
board[i][j]=0;
}
}
sigil[0]='.';
sigil[1]='X';
sigil[0]='O';
}
void play();
private:
char sigil[3];
int board[3][3];
void drawBoard();
bool isMoveLegal(int row, int column);
int winner();
bool isGameOver();
};
void TicTacToe::drawBoard()
{
cout <<"012"<< endl;
for(int i =0; i <3; ++i)
{
cout << i <<"";
for(int j =0; j <3; ++j)
{
cout << sigil[board[i][j]]<<"";
}
cout << endl;
}
}
bool TicTacToe::isMoveLegal(int row, int column)
{
return row >=0 && row <3 && column >=0 && column <3 && board[row][column]==0;
}
int TicTacToe::winner()
{
//check rows and columns
for(int i =0; i <3; ++i)
{
if(board[i][0]== board[i][1] && board[i][1]== board[i][2] && board[i][0]!=0)
{
return board[i][0];
}
if(board[0][i]== board[1][i] && board[1][i]== board[2][i] && board[0][i]!=0)
{
return board[0][i];
}
}
//check diagonals
if(board[0][0]== board[1][1] && board[1][1]== board[2][2] && board[0][0]!=0)
{
return board[0][0];
}
if(board[0][2]== board[1][1] && board[1][1]== board[2][0] && board[0][2]!=0)
{
return board[0][2];
}
` return 0;
}
bool TicTacToe::isGameOver()
{
if(winner()!=0)
{
return true;
}
for(int i =0; i <3; ++i)
{
for(int j =0; j <3; ++j)
{
if(board[i][j]==0)
{
return false;
}
}
`}
return true;
}
void TicTacToe:: play()
{
int currentPlayer =1;
while(!isGameOver())
{
drawBoard();
cout << "player "<< current player <<"("<< sigil[currentPlayer]<<"), enter your move (row and column): ";
int row, column;
while(!isMoveLegal(row, column))
{
cout << "Invalid mve. Try again: ";
cin >> row >> column;
}
board[row][column]= currentPlayer;
currentPlayer =3- currentPlayer;
}
drawBoard();
int result = winner();
if(result ==0)
{

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