public class TicTacToe
{
    public static char board[][];
    public static boolean gameOver = false;

    // asks for size of board, makes 'new' board, and
    // initializes it to contain '-'
    public static void createBoard()
    {
        board = new char[10][10];
        
        // to initialize it to 
        for (int row = 0; row < board.length; row++)
        {
            for (int col = 0; col < board[row].length; col++)
            {
                board[row][col] = '-';
            }
        }
    }
 
    // displays the board
    public static void showBoard()
    {
        System.out.println();
        for (int row = 0; row < board.length; row++)
        {
            for (int col = 0; col < board[row].length; col++)
            {
                  System.out.print(" " + board[row][col] + " ");
            }
            System.out.println();
        }
        System.out.println();
    }
    
    // Asks for row and col of move and enters an 'O' or 'X'
    // as specified by 'player'. Should check for legal move!
    public static void makeMove(char player)
    {
    }
   
    // checks if a row is full of 'player'
    public static boolean checkRow(int row, char player)
    {
        int sum = 0;
        for (int col = 0; col < board.length; col++)
        {
            if (board[row][col] == player)
                sum++;
        }
        return (sum == board.length);
    }
   
    // Checks if any row is full of 'player'
    public static boolean checkRows(char player)
    {
        return false;
    }
    
    // Checks if 'player' has one by checking rows, cols,
    // major and minor diagonal. Sets field 'gameOver'
    // accordingly
    public static void hasWon(char player)
    {
    }
    
    // Checks if there's a tie, i.e. no more free spaces
    // to move to. Sets field 'gameOver' accordingly
    public static void checkIfTie()
    {
    }
    
    public static void main(String args[])
    {
        // preliminary version
        createBoard();
        showBoard();
        
        while (!gameOver)
        {
            makeMove('O');
            showBoard();
            hasWon('O');
            if (!gameOver)
               checkIfTie();

            if (!gameOver)
                makeMove('X');
            if (!gameOver)
                showBoard();
            if (!gameOver)
                hasWon('X');
            if (!gameOver)
                checkIfTie();
        }
    }
}