void triangle::draw()
{
    for(int x = 0; x < leg; x++)
    {
        if(d == LEFT)
        {
            for(int y = 0; y < x + 1; y++)
            {
                if(x == leg - 1 || y == 0 || y == x)
                {
                    cout << "+ ";
                }
                else
                {
                    cout << "  ";
                }
            }
            cout << endl;
        }
        else
        {
            for(int y = 0; y < leg; y++)
            {
                if(y == leg - 1 || x == leg - 1 || y == leg - x - 1)
                {
                    cout << "+ ";
                }
                else
                {
                    cout << "  ";
                }
            }
            cout << endl;
        }
    }
}