TicTacToe

#include <iostream>
using namespace std;

//initialize a globally used grid with *'s
char grid[3][3] = {{'*','*','*'},{'*','*','*'},{'*','*','*'}};

//acts as a bool, only 'x' or 'o' is used
char turn = 'o';

void displayBoard()
{
    //display ALL of the board! _o/
    cout << "\n  1  2  3"
        <<"\n1 " << grid[0][0] << " | " << grid[0][1] << " | " << grid[0][2] << endl
        << " ---------" << endl
        << "2 " << grid[1][0] << " | " << grid[1][1] << " | " << grid[1][2] << endl
        << " ---------" << endl
        << "3 " << grid[2][0] << " | " << grid[2][1] << " | " << grid[2][2] << endl;
}
bool checkWin(){

    if( grid[0][0] == turn && grid[0][1] == turn &&  grid[0][2] == turn){
        return true;//row 1
    } else if( grid[1][0] == turn &&  grid[1][1] == turn  && grid[1][2] == turn){
        return true;//row 2
    } else if( grid[2][0] == turn &&  grid[2][1] == turn  && grid[2][2] == turn){
        return true;//row 3
    } else if( grid[0][0] == turn &&  grid[1][0] == turn  && grid[2][0] == turn){
        return true;//col 1
    } else if( grid[0][1] == turn &&  grid[1][1] == turn  && grid[2][1] == turn){
        return true;//col 2
    } else if( grid[2][0] == turn &&  grid[2][1] == turn  && grid[2][2] == turn){
        return true;//col 3
    } else if( grid[0][0] == turn &&  grid[1][1] == turn  && grid[2][2] == turn){
        return true;//diagonal 1
    } else if( grid[0][2] == turn &&  grid[1][1] == turn  && grid[2][0] == turn){
        return true;//diagonal 1
    }
    return false;
}
//check if the input is between upper and lower
bool inBounds(int i, int lower, int upper)
{
    if(i>=lower&&i<=upper) return true;
    else return false;
}

void move()
{
    int x,y;
    cout << "\nEnter your move Player "<<turn<<": ";
    cout << "\nEnter Row: ";
    cin >> x;
    cout << "\nEnter Col: ";
    cin >> y;
    //check if it's a * and if the x and y are between 1 and 3
    if(grid[x-1][y-1] == '*' && inBounds(x, 1, 3) && inBounds(y, 1, 3)){
        grid[x-1][y-1] = turn;
    }
    else
        move();//recursion if invalid move
    displayBoard();//refresh the board

}
int main()
{
    displayBoard();
    //has someone won yet? if not keep playing
    while(!checkWin())
    {
        if(turn == 'x') turn = 'o';
        else turn = 'x';
        move();
        //swap players
    }
    //all done! call the winner!
    cout << turn << " Wins!!!!";

    cin >> turn;//dummy input
}