第二章

sdafffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffjo[ieopoierrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrperio[ຑioerioeqriorqeioreqioreoiq[dfjlkreljk;3op2๐34523hkfsr3nfdsjk;๙srnfdsjrnisaທfajkraທmasiofrkoanmfoifnmoifnmfofsdninfeoifeioioeioerioreieriireiorepioqreioeroiperqpio[qerpokexxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxsdaທfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffjo[ຑieopoierrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrperio[ຑioerioeqriorqeioreqioreoiq[dfjlkreljk;3op2๐345๓23hkfsr3nfdsjk;๙srnfdsjrnisaທfajkraທmasiofrkoanmfoifnmoifnmfofsdninfeoifeioioeioerioreieriireiorepioqreioeroiperqpio[ຑqerpokexxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx