1Fwdz(x)С_ˮFcwõĽY(ji)϶_(d)ȫl(f)
2FǶȴʹFˮFwe
3(ji)FėlֻҪ2-4ˮ≺
4s՚ͬµF죬Ěnj^ͷ
5ˮ{(dio)(du)ښҺFͨ^(gu)Ԅ(dng){(dio)ˮcwĉFˮ^O(sh)Ӌ(j)֮gBm(x){(dio)Ӵ≺׃rˮpС≺׃rpСˮ
7ۉm(qing)ÓЧʸߣF(x)Сx_(ki)^ٶȿ졣
ӱ˼PһҌ(zhun)I(y)аl(f)a(chn)ÓsSğSң|(zh)(yu)ϼӹˇߜĥpAFȶN(yu)|(zh)V(yng)늏SˮSÓˮӱ˼PÓИI(y)Ʒƣ