?????????????
?????????????
?a?|a?|a?|a?|???
???μ??μ??????????¤??1???ˉ????ˉ????????¤????
?§??2￥?2￥??????a?????é￡?è′1a??è???????a?-??????????é?′?????￥é??èˉ￥èˉ′????1????
???è§????è???????a?-?????1?????o?a?|a?|
??§??§?????????
??¤§?±3é￥-?????????????????????è§????é￡??¤§?????1??3???è?3???
????é￡????a?|a?|???
??¤§?±3é￥-??????èˉˉ??????è????a??1??3?????ˉè′??1?????°±??ˉè§???????é￡??¤§???è·????é???????·????a???????èμ???????é￡?è′1?????·?-???????????o??????1?ˉ???a????????????????μ?é????????
??°??±3?2￥????????????è????·?-???????
???¨?????ˉ???????????????è????·?-???????
???°?????-èˉ￥????????ˉ??aè????·?oo??§??????
????é￡????a?|a?|???
a????3??????è°￠???é￡???￥????????￥????????????a??
?§??2￥?2￥????1???ˉ?a??????3??°?o?????1????????????°??¨?o????????????????a?????é￡???￥????1????é??????????????????1????a??
??2￥?2￥???è′???????????o?????1????
???????è???????????è·???????èμ·èμ·?o????????????¨?￥???????????o????é?￠????????????
??￥???????????°??o????
??¤o?|??1?????????±??′?¤????
????é￡??????????????1????
è§????é￡????é??????§??2￥?2￥???èμ·???è§??????￠????????°èˉ′é?????a?????????¤??????????????2￥?????￥é????ˉ????1??2￥????????ˉ??3???????ˉ??????¨a?|a?|a??
??1?1?é??????2?é?????
???¤??????????????±??????