a?|a?|
??????è?￥é￡?è??é?¨???è????μ??ˉ??′?2??????????????????o???
?￥1??a??ˉ?????ˉ??￥?????ˉ???é?????
????o??¤??????????
è????μ??ˉè￠????é?μ??￥????????μèˉ???μé?????
???é??????￥1?¤′?????2è￡?????￥??????1????????°?????o???????????￥é??????°±?????°è???ˉ??°???￥è′￥??????è?±éa????a???????a????-??￥3??????è|?è??é??é?1??°??????????o????a??
a??????2?a?|a?|a??
????ˉ1??1??′?????1??????è????μ??ˉ?????￡?????o??????a?????è?a?·±????￡???1?????°??¨??′è?????????ooé????￥é??è??è????????è???1???a????????￥????|1?|1?????￥?????????é??è??è??????1????????§??§????a??
a????????èμ??′§?|????é?￡??aé??é????°??1?????°??¨?°±?????????????|????????????￠è±?????????￥???????°±????o?????????????è?????èo?????????????????¤§è?????a??
éa???????è???ˉ??°±????o???μèˉ????
??ˉé?￡?????????è?????èˉ???′????-?????-??????¨è????μ??ˉ???????o????
è????μ??ˉ????o????è?????????¤aé?3??′???
?￥1??????è?????????¤aé?3??′???è?a????????°???a??è????μ??ˉ????????¨????????????????°±è|??|????è????a???????o?a?|a?|a??
???è?????è????μ??ˉè????ˉ???????o????è?????
?￥1???é??è?????é???????¨è???ˉ???????????￥1????????????èo????èˉ????????????a??°è?a?·±?????????
??a?????????9?¤??o?????|??3???????èˉ′????￥1è|?????????????è′1è???￥????????????￥?-????
a?|a?|
?????a?°??????????è????μ??ˉ?????°?o??￥1???????°?è?°????′??o??o??1′?????????
???é???¤§???é???2?????oo?????????é?????è????μ??ˉ?????￥??o????-?????????¨??????
????￥????????￥1??′??¨?????§?¤??????°?o????é?μ??§??§?????????
????¤′???????????o???è????μ??ˉé￠¤????????????é?¨??????????-￡è|???¨é?¨a??a??
?????a?°?èo???±???????????1?????·??2??￥????????°?°??￥1?????????
a??????|??|??????????è??è??????????????èˉ′è|????è??è??é???§¨??????é????°?|1?|1??????è?????????????°???a??