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c++ //Tic tac toe lab. Topics: 2D arrays, classes. // Part 1 //Implement the following specifications...

c++

//Tic tac toe lab.  Topics:  2D arrays, classes.


// Part 1
//Implement the following specifications for a tic tac toe game object:

class tictactoeGame
{
    public:

        char boardConfig[3][3];   // two dimensional array stores current board configuration    
   
        // Constructor:
        // set  boardConfig[i][j] to be ' ' (the space character)
        // for 0<= i <= 2, 0<= j <= 2   
        tictactoeGame()
        {
                //fill this in
        }   

        //put an 'X' character at the given location          
        bool placeX(int x, int y)
        {
                //fill this in
        }

        //put an 'O' character at the given location         
        bool placeO(int x, int y)
        {
                //fill this in
        }

        //set all positions to character ' '.
        void clear()
        {
                //fill this in
        }

        // Return true if there are 3 'X' marks placed in a single
        // column, row, or diagnol.  Return false otherwise.
        bool xWins()
        {
                //fill this in
        }

        // Return true if there are 3 'O' marks placed in a single
        // column, row, or diagnol.  Return false otherwise.      
        bool oWins()
        {
                //fill this in
        }

        // Return true if there are either 3 'X' marks or 3 'O' marks
        // placed in a single column, row, or diagnol, or if the board is full.
        // Return false otherwise.
        bool gameOver()
        {
                //fill this in
        }

        // cout a nice looking picture of the board configuration 
        void display()
        {
                //fill this in
        }


};


//Here is an example main program to give an idea how the above class is supposed to work.

int main()
{
    tictactoeGame mygame;
    
    mygame.placeX(1,1);
    mygame.placeO(2,1);
    mygame.placeX(0,2);
    mygame.placeO(2,2);
    
    mygame.display();
}

Solutions

Expert Solution

Solution:

Here is the complete implemented code with main() function.

Code:

#include<iostream>
using namespace std;

class tictactoeGame
{
    public:

        char boardConfig[3][3];   // two dimensional array stores current board configuration    
   
        // Constructor:
        // set  boardConfig[i][j] to be ' ' (the space character)
        // for 0<= i <= 2, 0<= j <= 2   
        tictactoeGame()
        {
            int i,j;
            for(i=0;i<2;i++)
            {
                for(j=0;j<2;j++)
                {
                        boardConfig[i][j]=' ';
                                }
                        }
        }   

        //put an 'X' character at the given location          
        bool placeX(int x, int y)
        {
                boardConfig[x][y] ='X';
        }

        //put an 'O' character at the given location         
        bool placeO(int x, int y)
        {
                boardConfig[x][y] ='O';
        }

        //set all positions to character ' '.
        void clear()
        {
            int i,j;
            for(i=0;i<2;i++)
            {
                for(j=0;j<2;j++)
                {
                        boardConfig[i][j]=' ';
                                }
                        }
        }

        // Return true if there are 3 'X' marks placed in a single
        // column, row, or diagnol.  Return false otherwise.
        bool xWins()
        {
                //Checking rows for X
            if(boardConfig[0][0] == 'X' && boardConfig[0][1] == 'X' && boardConfig[0][3] == 'X' )
                return true;
                        if(boardConfig[1][0] == 'X' && boardConfig[1][1] == 'X' && boardConfig[1][3] == 'X' )
                return true;
                        if(boardConfig[2][0] == 'X' && boardConfig[2][1] == 'X' && boardConfig[2][3] == 'X' )
                return true;
                
                //Checking columns for X
            if(boardConfig[0][0] == 'X' && boardConfig[1][0] == 'X' && boardConfig[2][0] == 'X' )
                return true;
            if(boardConfig[0][1] == 'X' && boardConfig[1][1] == 'X' && boardConfig[2][1] == 'X' )
                return true;
                        if(boardConfig[0][2] == 'X' && boardConfig[1][2] == 'X' && boardConfig[2][2] == 'X' )
                return true;

                //Checking diagonals for X
                        if(boardConfig[0][0] == 'X' && boardConfig[1][1] == 'X' && boardConfig[2][2] == 'X' )
                return true;
            if(boardConfig[0][2] == 'X' && boardConfig[1][1] == 'X' && boardConfig[2][0] == 'X' )
                return true;
                
                return false;
        }

        // Return true if there are 3 'O' marks placed in a single
        // column, row, or diagnol.  Return false otherwise.      
        bool oWins()
        {
            //Checking rows for O
            if(boardConfig[0][0] == 'O' && boardConfig[0][1] == 'O' && boardConfig[0][3] == 'O' )
                return true;
                        if(boardConfig[1][0] == 'O' && boardConfig[1][1] == 'O' && boardConfig[1][3] == 'O' )
                return true;
                        if(boardConfig[2][0] == 'O' && boardConfig[2][1] == 'O' && boardConfig[2][3] == 'O' )
                return true;
                
                //Checking columns for X
            if(boardConfig[0][0] == 'O' && boardConfig[1][0] == 'O' && boardConfig[2][0] == 'O' )
                return true;
            if(boardConfig[0][1] == 'O' && boardConfig[1][1] == 'O' && boardConfig[2][1] == 'O' )
                return true;
                        if(boardConfig[0][2] == 'O' && boardConfig[1][2] == 'O' && boardConfig[2][2] == 'O' )
                return true;

                //Checking diagonals for X
                        if(boardConfig[0][0] == 'O' && boardConfig[1][1] == 'O' && boardConfig[2][2] == 'O' )
                return true;
            if(boardConfig[0][2] == 'O' && boardConfig[1][1] == 'O' && boardConfig[2][0] == 'O' )
                return true;
                
                return false;
        }

        // Return true if there are either 3 'X' marks or 3 'O' marks
        // placed in a single column, row, or diagnol, or if the board is full.
        // Return false otherwise.
        bool gameOver()
        {
            //Checking rows 
            if(boardConfig[0][0] == boardConfig[0][1] && boardConfig[0][1] == boardConfig[0][3] && boardConfig[0][0]!=' ')
                return true;
                        if(boardConfig[1][0] == boardConfig[1][1] && boardConfig[1][1] == boardConfig[1][3] && boardConfig[1][0]!=' ')
                return true;
                        if(boardConfig[2][0] == boardConfig[2][1] && boardConfig[2][1] == boardConfig[2][3] && boardConfig[2][0]!=' ')
                return true;
                
                //Checking columns for X
            if(boardConfig[0][0] == boardConfig[1][0] && boardConfig[1][0] == boardConfig[2][0] && boardConfig[0][0]!=' ')
                return true;
            if(boardConfig[0][1] == boardConfig[1][1] && boardConfig[1][1] == boardConfig[2][1] && boardConfig[0][1]!=' ')
                return true;
                        if(boardConfig[0][2] == boardConfig[1][2] && boardConfig[1][2] == boardConfig[2][2] && boardConfig[0][2]!=' ')
                return true;

                //Checking diagonals for X
                        if(boardConfig[0][0] == boardConfig[1][1] && boardConfig[1][1] == boardConfig[2][2] && boardConfig[0][0]!=' ')
                return true;
            if(boardConfig[0][2] == boardConfig[1][1] && boardConfig[1][1] == boardConfig[2][0] && boardConfig[0][2]!=' ')
                return true;
              
                        return false;             
        }

        // cout a nice looking picture of the board configuration 
        void display()
        {
            cout << "-------------" << endl;
            int i,j;
                for (i = 0; i < 3; i++) 
                        {
                cout << "| ";
                for (j = 0; j < 3; j++) 
                                {
                        cout << boardConfig[i][j] << " | ";
                }
                cout << endl;
                cout << "-------------" << endl;
                }
        }


};


//Here is an example main program to give an idea how the above class is supposed to work.

int main()
{
    tictactoeGame mygame;
    
    mygame.placeX(1,1);
    mygame.placeO(2,1);
    mygame.placeX(0,2);
    mygame.placeO(2,2);
    
    mygame.display();
}

Output obtained:

venereology answered 2 years ago
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