TicTacToe.cpp

#include<iostream>
#include<cstdlib>
void clearScreen() {
#ifdef _WIN32
    system("cls");
#else
    system("clear");
#endif
}
using namespace std;
class board{
    protected :
    char a[3][3];/*Our board matrix of 3X3*/
    public :
    /*Default constructor for board giving us a empty 3*3 array */
    board(){
        for(int i=0;i<3;i++){
            for(int j=0;j<3;j++){
                a[i][j]=' ';
            }
        }
    }
    bool validity(int i,int j){
        if(a[i][j]!=' '){
            return true;
        }else{
            return false;
        }      
    }
    void showboard(){
        /*To Print the first row of index*/
        cout<<"\n\n0          1         2         3       ";
        /*To print from row 2 to 4*/
        cout<<"\n";
        for(int i=0;i<3;i++){/*Loops 3 times for our matrix ,i.e. 3 rows*/
            cout<<"\n\n";
            cout<<"                |         |\n";
            for(int j=0;j<4;j++){/*Loopps 4 times , this is for our column*/
                
                if(j==0){/*First column , to print only indexes*/
                    cout<<i+1<<"\t";
                }else if(j==3){
                    cout<<"   "<<a[i][j-1]<<"\t";                 
                }
                else{
                    cout<<"   "<<a[i][j-1]<<"    |"<<" ";           
                }
            }
            cout<<"\n                |         |";
            if(i==0||i==1){
                cout<<"\n       _____________________________";                
            }
            
        }
        cout<<"\n\n";
    }
    void update_array(int i, int j,char c){
        a[i][j]=c;
    }
        bool check_status(){
            int m=0;
            for(int i=0;i<3;i++){
                for(int j=0;j<3;j++){
                    if(a[i][j]!=' '){
                    m++;
                    }
                }
            }
            if(m!=9){
                return true;
            }else{
                return false;
            }
        }
        char check_winner(){
            /*First checking rows*/
            if(a[0][0]==a[0][1] && a[0][1]==a[0][2] && a[0][0]!=' '){
                 return a[0][0];                    
            }else if(a[1][0]==a[1][1] && a[1][1]==a[1][2] && a[1][0]!=' '){
                 return a[1][0];
            }else if(a[2][0]==a[2][1] && a[2][1]==a[2][2] && a[2][0]!=' '){
                 return a[2][0];
            }else{}
            /*Checking column*/
            
            if(a[0][0]==a[1][0] && a[1][0]==a[2][0] && a[0][0]!=' '){
                 return a[0][0];                    
            }else if(a[0][1]==a[1][1] && a[1][1]==a[2][1] && a[1][1]!=' '){
                 return a[0][1];
            }else if(a[0][2]==a[1][2] && a[1][2]==a[2][2] && a[2][2]!=' '){
                 return a[0][2];
            }else{}
            
            /*Checking diagonal*/
           
            if(a[0][0]==a[1][1]&&a[1][1]==a[2][2]&&a[2][2]!=' '){
                return a[2][2];
            }else if(a[2][0]==a[1][1]&&a[1][1]==a[0][2]&&a[1][1]!=' '){
                return a[1][1];
            }else{
            }
            return ' ';
        }
};
class symbol{
    private :
        char p1,p2;/*Symbols representing player*/
    public : 
        /*Constructor player choosen symbols*/
    symbol(char P1,char P2){
        p1=P1;
        p2=P2;
    }
    symbol(){
        p1='O';
        p2='X';
    }
    
    char getsymbol_p1(){
        return p1;
    }
    char getsymbol_p2(){
        return p2;
    }
    void update_symbol(char p ,char q){
        p1=p;    
        p2=q;    
    }
    void checksymbol(){
        cout<< "---------------------------------";
        cout<< "\n| Symbol of player 1 is : " << "[ " << p1 << " ] |";
        cout<< "\n| Symbol of player 2 is : " << "[ " << p2 << " ] |";
        cout<< "\n---------------------------------";
    }

};
class score{/*Creating a score class to track player scores */
    private :
        int p1;
        int p2;
    public :
    score(){
        p1=0;
        p2=0;
    }
    int get_score_p1(){
        return p1;
    }
    int get_score_p2(){
        return p2;
    }
    void update_p1(){
        p1++;
    }
    void update_p2(){
        p2++;
    }

};
class turn{
    private:
    bool t;
    public :
    turn(){
        t=true;
    }
    turn(bool b){
        t=b;
    }
    void update_turn(){
        if(t){
            t=false;
        }else{
            t=true;
        }
    }
    bool check_turn(){
        return t;
    }
};
int main()
{  
    symbol p;
    score s;
    turn t=true;
    char state=' ';
    bool run=true;
    while (run){
        while(state != 'p' && state != 'P' && 
            state != 's' && state != 'S' && 
            state != 'c' && state != 'C' && 
            state != 'q' && state != 'Q'){
            cout<<"\n\n****************Tic-Tac-Toe****************\n\n";
            cout<<"1) Play ( Enter p to play )\n";
            cout<<"2) Score ( Enter s to check scores )\n";
            cout<<"3) Characters / Symbols ( Enter c to check \n    or update symbol of players )\n";
            cout<<"4) Quit ( Enter q to quit )\n\n";
            cout<<"Enter your command : ";
            cin>>state;
            cout<<"\n";
            if (state != 'p' && state != 'P' && 
            state != 's' && state != 'S' && 
            state != 'c' && state != 'C' && 
            state != 'q' && state != 'Q') {
                cout<<"\n\n The command u entered is invalid , please try again !!!! ";
            }else{
                break;
            }
        }
        clearScreen();
        if(state=='p'||state=='P'){
            clearScreen();
            board b;
            turn t1=t.check_turn();
            int i, j, n;

            while (b.check_status()) {
                if (b.check_status() && b.check_winner() == p.getsymbol_p1()) {
                    clearScreen();
                    cout<<"\n\n****************Tic-Tac-Toe****************\n\n";
                    b.showboard();
                    cout<<"\n--------------------------------";
                    cout<< "\n| Player 1 is the Winner !!!!  |\n";
                    cout<<"--------------------------------\n\n";
                    s.update_p1();
                    break; 
                } else if (b.check_status() && b.check_winner() == p.getsymbol_p2()) {
                    clearScreen();
                    cout<<"\n\n****************Tic-Tac-Toe****************\n\n";
                    b.showboard();
                    cout<<"\n--------------------------------";
                    cout<< "\n| Player 2 is the Winner !!!!  |\n";
                    cout<<"--------------------------------\n\n";
                    s.update_p2();
                    break;
                } else if (b.check_status() == false && b.check_winner() == p.getsymbol_p1()) {
                    clearScreen();
                    cout<<"\n\n****************Tic-Tac-Toe****************\n\n";
                    b.showboard();
                    cout<<"\n--------------------------------";
                    cout<< "\n| Player 1 is the Winner !!!!  |\n";
                    cout<<"--------------------------------\n\n";
                    s.update_p1();
                    break;
                } else if (b.check_status() == false && b.check_winner() == p.getsymbol_p2()) {
                    clearScreen();
                    cout<<"\n\n****************Tic-Tac-Toe****************\n\n";
                    b.showboard();
                    cout<<"\n--------------------------------";
                    cout<< "\n| Player 1 is the Winner !!!!  |\n";
                    cout<<"--------------------------------\n\n";
                    s.update_p2();
                    break;
                }else {
                   
                }

                
                if (t1.check_turn()) {
                    bool is_fine = true;
                    clearScreen();
                    cout<<"\n\n****************Tic-Tac-Toe****************\n\n";
                    p.checksymbol();
                    b.showboard();
                    cout<<"\n---------------------------";
                    cout<< "\n| It is turn of Player 1  |\n";
                    cout<<"---------------------------\n\n";
                    while (is_fine) {
                        cout<< "Enter your index pair (e.g 11 =(1,1)) : ";
                        cin>> n;
                        i = n / 10 - 1;
                        j = n % 10 - 1;
                        if ((n == 11 || n == 12 || n == 13 || n == 21 || n == 22 || n == 23 || n == 31 || n == 32 || n == 33) && b.validity(i, j) == false) {
                            is_fine = false;
                            b.update_array(i, j, p.getsymbol_p1());
                            break;
                        } else if (b.validity(i, j) == true) {
                            cout<< "\n\n Player 1 the index (" << i+1 << "," << j+1 << ")\nis already filled.Please input a valid input!!!!\n\n";
                        } else if ((n != 11 || n != 12 || n != 13 || n != 21 || n != 22 || n != 23 || n != 31 || n != 32 || n != 33)) {
                            cout<< "\n\n Player 1 your input is invalid \nPlease Input a valid input !!!!\n\n";
                        } else {
                        
                        }
                    }
                    
                    t1.update_turn();
                } else {
                   
                    bool is_fine_p2 = true;
                    clearScreen();
                    cout<<"\n\n****************Tic-Tac-Toe****************\n\n";
                    p.checksymbol();
                    b.showboard();
                    cout<<"\n---------------------------";
                    cout<< "\n| It is turn of Player 2  |\n";
                    cout<<"---------------------------\n\n";
                    while (is_fine_p2) {
                        cout<<"Enter your index pair (e.g 11 =(1,1)) : ";
                        cin>>n;
                        i = n / 10 - 1;
                        j = n % 10 - 1;
                        if ((n == 11 || n == 12 || n == 13 || n == 21 || n == 22 || n == 23 || n == 31 || n == 32 || n == 33) && b.validity(i, j) == false) {
                            is_fine_p2 = false;
                            b.update_array(i, j, p.getsymbol_p2());
                            break;
                        } else if (b.validity(i, j) == true) {
                            cout<<"\n\n Player 2 the index (" << i+1 << "," << j+1 << ")\nis already filled.Please input a valid input!!!!\n\n";
                        } else if ((n != 11 || n != 12 || n != 13 || n != 21 || n != 22 || n != 23 || n != 31 || n != 32 || n != 33)) {
                            cout<<"\n\n Player 2 your input is invalid \nPlease Input a valid input !!!!\n\n";
                        } else {
                            
                        }
                    }
                    t1.update_turn();
                }
            }
            if (b.check_status() == false && b.check_winner() == ' ') {
                    clearScreen();
                    cout<<"\n\n****************Tic-Tac-Toe****************\n\n";
                    cout<< "\n----------------------------------------";
                    cout<< "\n| Player 1 and Player 2 are Tied !!!!  |";
                    cout<< "\n----------------------------------------\n\n";
            }
            t.update_turn();
        }else if(state=='s'||state=='S'){
            cout<<"\n\n*************Tic-Tac-Toe-Score************\n\n";
            cout<<"--------------------\n";
            cout<<"| Scores :         |\n|                  |\n";
            cout<<"| 1) Player 1 : "<<s.get_score_p1()<<"  |";
            cout<<"\n| 2) Player 2 : "<<s.get_score_p2()<<"  |";
            cout<<"\n--------------------\n";
        }else if(state=='c'||state=='C'){
            int i=1,j=0;
            while(i!=0){
                cout<<"\n\n*************Tic-Tac-Toe-Symbol************\n\n";
                cout<<"1) Show (Enter 1 to show symbols assingned \n    to each player)\n";
                cout<<"2) Update (Enter 2 to update symbols \n    assingned to each player)\n\n";
                cout<<"Enter your command : ";
                cin>>j;
                cout<<"\n";
                if (j!=1 && j!=2) {
                    cout<<"\n\n The command u entered is invalid , please try again !!!! ";
                }else{
                    break;
                }
            }
            if(j==1){
                clearScreen();
                cout<<"\n\n*************Tic-Tac-Toe-Symbol************\n\n";
                p.checksymbol();
            }else if(j==2){
                clearScreen();
                char p1,p2;
                cout<<"\n\n*************Tic-Tac-Toe-Symbol************\n\n";
                cout<<"Enter Symbol To Assing To Player 1 : ";
                cin>>p1;
                cout<<"Enter Symbol To Assing To Player 2 : ";
                cin>>p2;
                p.update_symbol(p1,p2);                
            }
        }else if(state=='q'||state=='Q'){
            return 0;        
        }else{

        }
        state=' ';
    }    
    return 0;
}