TicTacToeCPP

simple tictactoe game using cpp

#include <iostream> using namespace std; class TicTacToe { private: char gameBoard[3][3] = { {' ', ' ', ' '}, {' ', ' ', ' '}, {' ', ' ', ' '} }; char currentPlayer; int row, column; bool winner; public: // generator for first player TicTacToe(){ currentPlayer = 'O'; } // print current board void printBoard(){ cout << " | | " << endl; cout << " " << gameBoard[0][0] << " | " << gameBoard[0][1] << " | " << gameBoard[0][2] << endl; cout << "___|___|___" << endl; cout << " | | " << endl; cout << " " << gameBoard[1][0] << " | " << gameBoard[1][1] << " | " << gameBoard[1][2] << endl; cout << "___|___|___" << endl; cout << " | | " << endl; cout << " " << gameBoard[2][0] << " | " << gameBoard[2][1] << " | " << gameBoard[2][2] << endl; cout << " | | " << endl; } // change current player void changePlayer(){ if (currentPlayer == 'O'){ currentPlayer = 'X'; } else if (currentPlayer == 'X'){ currentPlayer = 'O'; } } // record the move played aka change the board void changeBoard(){ gameBoard[row][column] = currentPlayer; } // ask the user for the move void enterMove(){ cout << "Player "<< currentPlayer << ":" << endl << "Enter your move: (row, column)" << endl; cin >> row >> column; } // check if the board has a winner bool checkWinner(){ // check rows for (int r = 0; r < 3; r++) { if (gameBoard[r][0] != ' ' && gameBoard[r][0] == gameBoard[r][1] && gameBoard[r][1] == gameBoard[r][2]) { winner = true;; break; } } // check columns for (int c = 0; c < 3; c++) { if (gameBoard[0][c] != ' ' && gameBoard[0][c] == gameBoard[1][c] && gameBoard[1][c] == gameBoard[2][c]) { winner = true;; break; } } // check diagonals if (gameBoard[0][0] != ' ' && gameBoard[0][0] == gameBoard[1][1] && gameBoard[1][1] == gameBoard[2][2]) { winner = true; } else if (gameBoard[0][2] != ' ' && gameBoard[0][2] == gameBoard[1][1] && gameBoard[1][1] == gameBoard[2][0]) { winner = true; } return winner; } // display winner void displayWinner(){ cout<<"Game Over!"<< endl << "Player "<< currentPlayer <<" Won."; } }; int main(){ TicTacToe t; for (int i = 0; i<9; i++){ t.printBoard(); t.enterMove(); t.changeBoard(); if (t.checkWinner()){ t.printBoard(); t.displayWinner(); break; } t.changePlayer(); if (i==8){ t.printBoard(); cout<<"Game Over!\nIt's a draw."; } } return 0; }