r=2.11v=4/3*3.1415*(r**3)print('体积为：{:.2f}'.format(v))R=16.2r=9.4s=3.1415*R*R-3.1415*r*rprint('面积为：{:.2f}'.format(s))pi=3.1415r=66h=24.2v=pi*r*r*hs=pi*r*r*2+2*pi*r*hprint('体积为：{:.2f}'.format(v))print('表面积为：{:.2f}'.format(s))