[填空题]
A nearsighted person has near a,3z,wwdusz d8 2gab1*j1udd2 b c1ide nd far point9wn;2 uwg, qnj9: kvqrs of 10.0 and 20.0 $cm$, respectively. If she puts on contact lenses with power $P\,=\,-4.00D$, what are her new near and far points?
near point cm
far point cm