ticTacToe.cpp

#include <iostream>
#include <ctime>

using namespace std;

// Methods
void constructBoard();
void checkWinner();

// Global
string moves[9] = { " ", " ", " ", " ", " ", " ", " ", " ", " " };

int main() {
    
    // Variables
    bool gameOver = 0;
    bool gameWon = 0;
    
    // Instructions
    cout << "Welcome to Tic-Tac-Toe!" << endl;
    cout << "Rules:" << endl;
    cout << "When it is your turn, press numbers 1-9 to select a spot." << endl << "Row one is numbers 1-3, Row two is numbers 4-6" << endl << "row three is numbers 7-9" << endl;
    cout << "It is your turn..." << endl;
    
    constructBoard();
    
    while (gameOver == 0) {
        // Variables
        int placement = 0;
        
        // Logic
        cout << "Enter a number 1-9.." << endl;
        cin >> placement;
        
        if (placement > 0 && placement < 10) {
            moves[placement-1] = "X";
            constructBoard();
            checkWinner();
        }
        else {
            cout << "That was not a valid number, please try again" << endl;
        }
    }
    return 0;
}

void constructBoard() {
    int column;
    for (column = 0; column < 3; column++) {
        int row;
        for (row = 0; row < 3; row++) {
            int num = (column * 3)+row;
            string move = moves[num];
            cout << move << " | ";
        }
        cout << endl;
    }
}

void checkWinner() {
    // Patters for a win
    // 0, 1, 2
    // 3, 4, 5
    // 6, 7, 8
    
    // 0, 3, 6
    // 1, 4, 7
    // 2, 5, 8
    
    // 0, 4, 8
    // 2, 4, 6
    
    
    // Get indexs
    int * indexes = new int [9];
    int currentIndex = 0;
    int column;
    for (column = 0; column < 3; column++) {
        int row;
        for (row = 0; row < 3; row++) {
            int num = (column * 3)+row;
            indexes[currentIndex] = num;
            
            currentIndex++;
        }
    }
}