解决“卡纸”

 ?????°?¨???±  ?????°?¨???± ?????????¤×÷??×??????·???????????°?¨???±???°?¨???±???????ú????????80%???????????¤×÷???í?ù?????????ú?¨????????±????????????ù??×????????????÷???????????????°?¨???±??·??ú?????¨×??????????????ú???¨?????????ò·?????????????°??é???????????§·?????×ó?????????ú???????ú???????????ò??????°??????¨??????????????°??????????±????±??????????????????????????????????±???????????????????????????°?¨???±???????????????????????ü?????§???°?ì?????ó???????????????????????????????§×???????°????°?¨???±???§???????????????ú???¤·????????°?¨???±??????1?????????????????????????????????ú???°?¨?????±?????????????ü????×????????????°?ì×÷???????????????????????ó??????????(a)????°ü????±???
?ù???????????????????±????????(b)????±???????????????????????à??????????×??????????ó?á????????°×???????????à?????????á?ì???ê???????????????ê?????????????????????¨?°??????????????????2???ù????????????????????????????????????????????????°¤×???????????????±??????????·???ê????????????????????3??????×??ü???????????????????ü????????????????????×????·?????????°?¨???±???ú?á??????????4?????????????à??×??????????????????ó·????ê???????ù??????????????????5??·??±??·??????????±?????????????ú???????ó±??????ì???°?¨???±???????????±?????????????????????ì?????????×?ú?ú?????????????????????????????????ì???°?¨???±???¨?é???????ú???ü·??????¨?????÷6??×?×????à??????????·??ú???????ê?????????°?¨???±???ó???ò?????????é???????????¨???????????à???????ê??????????7????±??????????×?????????????±?????á?ì????????????×??¨???????ú?????????????????ú????±????????????????°?¨???±????????????8???¨??±????????????ú?????????????à±?????±??¤?????§?????????°?¨???±??×????§?????????¨??±????????????ú±??????????ù±??°????????·??ú?
°?¨???±?????????±??×????????????????°?¨???±?±??????°????????ú???÷?é?????í????????????????????????????????×???????°????é???????????ú?÷???????????????????????????????????????·???ù???°?¨???±?ù±??????????°?¨???±???????????§?±???????????????°?????ò?????????ú?÷????
????