/// <summary>
/// Represents taking one step in a random direction. If the step would be outside of the board
/// the ant reevaluates that decision by generating a new random number.
/// <param name="&x">The address of the value for the x-axis.</param>
/// <param name="&y">The address of the value for the y-axis.</param>
/// <param name="&stepsTaken">The address of the value for number of total steps taken.</param>
/// </summary>
void takeStep(int &x, int &y, int &stepsTaken)
{
    int step;
    int *axis;
    do
    {
        step = getRandomNumber(1, 4);
        if(step % 2 == 1) //I.e., step was 1 or 3
        {
            step -= 2; //step will now be -1 or 1
            axis = &x;
        }
        else
        {
            step -= 3; //step will now be -1 or 1
            axis = &y;
        }
    } while (*axis + step < 0 || *axis + step >= BOARD_SIZE);
    *axis += step;
    stepsTaken++;
}