é?±2xo￡???2????u?o???o￡?ê±3￡′o??è?xià?iy?μ??μ?1|?¨?1od??μ??aè?￡?è?′?à???μ?o???è?￡?x?oo?1?aá???±?è?io?y′?d?￡??yé??á?3oé??μ??àê?odè?1êoax÷???￡
??o?????¨??·?￡?3ˉi￠o2ê?μ?á??μêé￡?°u?ê2??á?uod??ê?￡??aê2?′????i??d?1?áo???￡??i??ê?o???￡???2???éi±??uè?±23?￡????′è????àá???￡????o￡???2????àoo￡????do???i???￡???od?u′?3???????ê?￡???2???·??÷ê?μ?x?á?è?￡?i???á???·u?￡
??à?oi???u???aμdμ?2?éu￡??uodè?′?é?3e′ootμ?è·êμ??iy1y?￡
??2????·x??yéixo￡???1ao???èáoi￡??°ê±3?2???á?￡???±?é????ˉ?á?u￡??oμè???ˉx?á??ux??￡?±
?′x???1??33è??μ???1a￡?éo???3éixo????±?xoà?￡?o?á?o?i·￡?d?éuμà￡??°?o??ê?á?￡??o?′x???x?￡?d?d?d??￡?±
?°?′x??ox?x÷é?￡????′x?￡??o???áou·￠éá2?μ??￡?±
??2???μ??°è?éo???3o?oiá?????￡???′?±?3??÷ê±￡??y???uá1i¤à?￡?i?x???·éié??i￡???od??oáoi?￥￡??°?ox?á?￡??????i?ox?á????u??￡??e??￡??á??x????dodè????o??°2?￡?±
od???u￡?ou·￠??μ?x??o???éá?￡?éo???3?u′??oê?è????èx??￡
??2????÷°x?yê?iuá?d?μ?oaμè???èx?á?￡??aê±oo￡?′°?§±?′?à′2???2?μiμ??μ?i￡?éo???3o2iyμ?á??￡
?°?ox?á?￡???odê??????￡???￡?±?eéix?á?á?2?iyμ?éo???3?d??￡???2???o?i???à′￡?éo???3???aê?±??·x???2±xo￡??u????d??á?á????o???￡??°d?d????￡?±
d?d???o??±°?x??o￡?d?d???μè?o?éo??yêox??oμ?d?oa?￡
??à′o?êà￡??y?±?2???i?à???￡?à???????μ?￡?odd??μ￡?????ê???????ê???2?á?μ??￡
??2???i?xo?§ááμ?éáá???￡???′?à???μ?ê??§1y?yá3??￡??°o|??μ??￡?±
?aê±oo￡?′°?§o?±??μá?á???￡???2???2??u3uoéμ?x?3?è￥￡?2?i?1?é???′°￡???1yáá??ê?à?μ?′o??￡?à?2???è￥￡?x?á?á?2?￡???1o2??a′oê2?′μd·??°á?3?à′￡?·?3??i?iμ??￡?u￡??°?§2?édêéá?o1??1?è￥á?￡??μoa2??uo?±?￡??êé?????￡?2?1y￡?d??é?2??2?i?o??￡?±
???°￡?????2éμ??§2?édêé?uia??á?o???iaêo￡??uxo??o????êá?￡?±e?′?§2?édêé??è??u??￡???????iaêooi?uxoè′ê?êμ′oêμμ?o?￡?iaêoμ?è?xo2?±è?y?t2?￡?iaêo?uxoμ?i?è?êo????±?è?2é3?à′￡?o2ê???μ??u?i?￡
?°????è?o?á?￡??±
?°ê??é3éá?￡??÷xo￡??u?μédêé′oè??á??μ???oa??o?xo?e￡??±?§2?édêéμ??????uxo?ux?édêé??à?μ?éuoˉo??e?u?o?§??êé￡?d?xoè·êμ??o?μ?￡?x?ooo????i??2?oa?μá??￡
??2?????é?2???°?·??éd÷￡??§2?oaê?2???o?xo￡???iaêo±?ouê·i¨μ?è??o·￠á?xyê?od?êé?o2?¤2?x???￡??§2?édêé2?o?±?o22??o????2???itd2???μê?￡?x??à2???′?x?è?è￥édêé??é??aμ??o????°?á?￡??êé?2?i???d?￡?′o??ii?ˉμ?o?o?μ?±?è?è?á?????￡????d?μ??eà′￡??3á???éi2à￡??°?1odo?ê?￡??±
?°édêé′oè???oa???u￡??μ?§2???o?xoo22?ê?2?dd?￡?±??è?d???3?ê???1oê???3tμ?￡?2??oi?i3￡?èy??á?o??i???§2?édêéμ?oa???μá??￡
?°?o?′??ê?ê?i1è?xo1y??á?￡?????è￥?μéu￡??÷è?2??a?a??o?xo￡??iμèx?ooiiμ???3ˉo?á??￡?±itd2￡???2???′oà′2?·??u??à??￡
??1od?d?oioiμ?o|??￡??μ?eáio??tê?￡??°1¨′o·o?μd?éuoˉè′ê??dá???￡???·???x?á?d???￡??aμàd?éuoˉ????oo·oè??á?1??oè?aià￡?·??a???êia￡?o??eà′?i?u??è?2?1yμ?￡?è?oa?????????y1y￡?o?d§?o?y￡??u?o?aià￡??ao???????èèμ??u?′???±
??2???à?±u±u?3á???o???￡???1ou¨u¨d|μà￡??°1¨′o·o?μá′xo?y?u????à?odd?ê±è?á?￡????o￡???·??aá??u??????￡??uia±?i??¨á?o?2???·??uê?￡?1¨′o·o±?xoáé??3?à′μ??￡?±iiá?ii?u??￡??id?μà￡??°??2?2é1yoè?oá?￡?oè?oμ?′o·oè?oi3d?÷o???μ??t·oè?odd????é￡?oè?oodoaoi3d?÷o???áao?￡??êé?3¤1??÷￡?è?3¤1??÷?ui?oo?u?°?à??á????u?o?¨?????d?￡?±
?a?′?iμ?ê±???u′oiy3??ad?￡???1oêμê?2?ox￡?ouê?￡???2?????ii??μ??êá???￡??°???￠′o???uà′μ?￡??±
??1o?é??d??μá?￡?i|á?i|?1±3￡?°o?ei·?x?±?o?éu?è?i?è?ix??o￡??o??2???±iê???d?￡?o?ooéu3d′d?ê?′êo2o?°?￡?μuo???x????μ3??u?i?d????2????t2??d?i?à′μ?o??3￡??????¤°oμ???μ÷á￠?′?éá???è￥￡??°1¨′o·o?μè?oa??od?êiaμ?ê±oo??2??i?±è??u??￡?x￥á?oèê?éi±?μ?o??????t￡?o?á?μ?·¨xo±??y?μá?μ?ê??￡?±??μ????????tμ?o?á3?a??￡???1oà??aá??¨￡?????μ?oèê???éi±?μ????t2?′i￡???oa??o????xê??iê?1uê?￡?è?·?μ￡d?±??μá???éu?t2?3?è￥￡???1o?1?ê2?3??ad??￡
??2???μ§á?μ§??i·μ???￡?oè?ooi3d?÷o???￡???o?á?éu￡????eo??tê?à′￡??u??1o?u±???′uá?á???￡?oèê?ê???à÷o|μ?￡?????μ??ix?o?á?x?±?￡???x÷±eè??i??á?￡??§2???io2?????ê?éiμ?d???i·é??￡
éo???3????μ??id?á?￡???á?x???á?á?è?￡??￥?￥xad?￡?d???é?i???è￥á?￡?o???á3è′2?°xá?di?à￡???x?éuo??d?y?￡
éo???3é??°??x???μ?d?ê?￡??￠?￠d|μà￡??°3?1y??·1á???￡??±
?°3?1yá?￡?3?á?????á?i?￡?????￡???oi???μ?μè???·??o3?è￥i?o?2?o??￡?±d?????àáμ?o?μ?éo???3?3à?￡??u′yμ??′x??y?￡
éo???3é¨á????u′°±?x?????μ??uê?￡??y?????1oix?￡?è?o2??ê2?′??é?￡?éo???3??x?d???μ?d?á3￡?èaà?à?·?μ?o?xáμ?d?á3μ°′?ê±2?°xè???￡??°xoii????é?2?i?￡??u′2é?è??oàêo??2???μ?á?￡?1¨′o·o?μ??oaê?2?o?o?3?o?dy?￠￡?3¤′oá??1?á???uxoμ?￡?xoii?yxoà?od?à3???ê?????μ????±éiê??ox?±?xo￡?·?·e?1ou3???μ??￡
d???á3é?o?oi￡?i?á?éo???3o?°?￡?·′2μ￡??°??ou?μ￡??o2?2??á?￡?±
?°???′2??áá?￡????′?′?????uμ?μ?′2μ￥èixoê?2?ê???μ?d?μ?￡???oaê?2?d?è￥?oxo?′?′￡???xoii????à′μ?o?éà1à???1???′???±
o??¨μ?o???è?d???t?t?μ?xa?oá??uê?￡?oo??á3é???ê2?′±i?é￡?è′o2??·′2μ￡?d????i?aμàê??éê???μ?á??2x?xi′o?t?eà′￡??°?o2?oa3é???uxo￡?????￡?o?oo?i??è?oi?oi?á????±
?téué3??￡?éo???31à????o?μ?2?2??àá?￡??éoa?uê?·???3?è￥i?ê?2??é?uμ?￡??iê??yo22??á′eo|￡??°?uo???oao?éu??x?éixo°?￡???o?á??i2??á3é???uxoá??￡?±
d??????a??￡???àá?1?u????à?′oxa￡?3t3t?éáˉμ??êμà￡??°??μ??áo??eà′μ??e￡??±
?°????ê2?′ê±oo?1y??￡??±??d???°2?§??à′￡?éo???32?xaè￥′°±?°¤x??uê?x????￡
?°?oo??a?a?′?à?ê1yè￥á?￡?odd?ê?xu???′?aá?￡??y?1x￥x?2?·?￡?°￠?3￡???o2?′??á?￡?2?ê???2??dè?±eè?±eè??i?á·?1y??μ?￡?d???μ?2?à′μ?i?è?￡??o?′°?￡??iê?????????x?μ??￡?±oèê????t±i?éμ?3?ê?￡?éo???3??á???xi￡?2??aμà?μê2?′￡??yo2??μ?ê?oèê?￡?2?1y??od?¤?y°?á?￡??°è?oa???éè?′o·o?′1yá?￡??±
?????3?è?è?iè￥?÷′oo?1y?′1y?μ???êia￡??oè′ê?2??àd?μ?￡?d???μ?éixo?ox?ê?á??a￡?o?ê±??xoii???uxo1y￡?
éo???3oi?uê???μ?o??u￡?2?1y￡???od?¤?y±?2??ux?ê2?′￡??°??￡??u±e??i??àá?￡??é·???è?oa?????o?′?′￡??±
oèê??iμ?ê?x??eè?oa??￡??uê?o2ê?i?oa?uè?′o?iμ??￡μà??o?3??§??o??é￡?ê?2?ê?oèê?x?μ?￡?o?ê??i?aμàá??￡
?uê???è?oa??????éo???3￡??￡???y2?oa?oà′￡?d???éixo2?2??ào?á?￡??y2???éo???33?á?ê2?′ê?￡?oèê?￡??y?á??°i·¨μ??￡
éo???3??è?oa??????′oé?￡??°??è￥o?i??o??3￡áa??μ?êxê??ixo￡?è??????a??èuá?￡?′o3é??o????a???uo?????±êé?￡??oodo?′|?￡?±
′oé???x????÷xaéi3?è￥á?￡?ê?2?ê?oèê?x?μ?￡?ê±???á?????y??μ??￡
?§2?édêé?oê￥é??a1u?aêa??o?ê??u???d???eá?2?d?μ?2¨à?￡????°?§2?￡?±?2?￡????à??2?1u?a?tê?￡????uμ1ê?o?á?￡????à??1?á???￡??§2?o2?÷?ˉiá3????a1u?a??o?xo￡??uè??iêxo???μèx?±?2??￡
μ??êooéu3?￡?o2??iy?μ±?2?édêéodê2?′?u?ˉ￡?μ1ê???iao?à′di?à????￡?±?2?édêéê?μuo???è￥??iaê??àμ?è?￡??aμ?μ1ê?è??uodè??a?è?￡
?iê?áá??o2iy?μ?a?tê?á?￡?±?2?édêé·oè??eμ?i·￡???oo￡?????d?d?odou?àè??o??è￥??iaê??àá?￡?oé?o￡???o￡??u?o￡????u??ày?￡
??è?￡??uê?à′?ê?yμ?oa??￡??êooéu3?oo?a???é2?2u°i￡???od?y￡??uê?ê?2???oaè￥μ?￡?odéo???3o?2?o??uá?￡?éo???3o?oo?t?????u??￡??a′?è?ê??u????éu′o?a￡????u??μ?è?o2?á???′?yo???￡??°°￠?3￡?????μ?è?o?￡??±
?°??￡??u?′?′°é?￡?±o???·?μ?ê??à￡?????o23?2?á????′?à￡?2?è??iμ?êμ?êμ?￡????÷°xá?￡?????2???è￥d??ê???éod?tμà￡???a￡???????1o?i′?x????i3μμ?êˉi?à′á?￡?éo???3?e?a2?o?￡?iià?￡???????à′?μ±￡?ˉo2ou??oa￡?2?á???2????±?o?iá?1yà′?￡
od?§2?oi???à??2?ê?￡?êa??μ?ê??éè??eè?y±￡????1·diuμ?ê???od·￠éu￡???1o?aá?è?o2???d??à′￡??°d???￡??o?o?÷xo±?ê?oa?ud??t±?èixo??ààμ?￡??éêa??￡??t±?è?2??iè￥?°±?á??￡?±iià?￡???à?μ?i???á???￡???odo??¨μ???μà￡?od????2?o??¨?oμ?μ??￡
?°???o?÷xo?a??è?è?o?￡??±?a±êo?xoéo???3?1ê?oa????2???μ?￡????dμ??éd??yo2??3t￡???o????3?x????éμ?ê±ooàiμ???éu￡??áéu￡?2?±?è?u?2?￡???áá??ê1??é?￡?oo??é??°??3?o?μto??±￡?éo???3?o1y￡??°o??±?????????o?÷xo￡?d?d???°??o?ao????￡?±o???3μμ?i?￡??y2??u°x???￡
??1o???é2??o?o￡?x?μ?ê±oo?÷xo?é???μ?e?1od?aê?￡???è￥è?á???e￡????i?a?êá?￡?i§i?￡?d|á?d|￡??°d????i??á?￡???2?o???è????o??x????÷xoμ?o?á?￡?2?è???2???è￥?ê?ê?o?o?÷xo?u?μ￡??±?μx?￡?1aéix÷o?oo′o2?à??a￡?2?·￥′o?|￡?áá????1?μà￡??°2?1yè???′u?axa′?￡??ao???x?μ??a?′?i￡??±??á???ê?à?μ?o??±￡??°d???￡?o??±???′°i￡??±
?°á?x?°é￡???′?????è￥?iê?á??￡?±
??μ?o?á??÷è?3?3?μ?3μ?ioiè?ê?￡?éo???3è￥?????o?′d???￡?′°?§±?￡??iê?·?oii§x?á????°iè￡????u′°?§±?￡?x|xoo?á|μ??ux?′°?¨￡?à?±?′?à′d???????μ?d|éu?￡
x???è￥￡???oàê?o2?u￡?éo???3?|é??°??oàê?ddà?￡??°′o???????′à′á?￡?±i???éo?￡??±
oàê?à′ê??o?uê?od?°?μ￡?3???ê±?u′?o?oaà′??±??y?u??á?￡?oàê?d?à?±?μ?à÷o|￡?2??oè??μ?yd?à?2?i′?i￡??u?ooi???oè?o???á??y???u?1??o?oid?￡???μ±ê?3d?÷o?oá2?o???￡??????1ê?oèê??u±3oox÷???￡
éo???3???y??é?odoi￡?1à??·￠éuá?ê?￡???d????μá?á????°?ix?±???á?￡?μ???±?ê±?μá?è￥3?iao?ê?￡??°??￡??o??x?′o?o??ê??à￡??o??2?è??u?id?i?￡?′o??ii￡?3ˉi￠??è??u3?ia′??¨á??ê??￡??é?1ê?à?á??￡?±
oàê?o2è??a?a??·¨xoo?￡??u?o3?3?ê?á?á?è?μ??à￡????uê?2?dèoaá?￡??°?3???uμ?·¨xoo?￡??a2?ê????d?ii??￡?±
μ?á??uê?μ?μ?i·ooéo???32?i???￡?oàê??id?oi?uê??μ?°￡??°???o·′?u???tê?￡?o????u?ê?o?3???uoi?y?μê?2?ê?μ?x?á?ê2?′è?￡??o?aè?x?à′oié?￡????áo?è?????￡?????x?￡?μ?i·à′?1ê???μu??￡??yo??±1?????d?′o·??t·?￡?o22??????yx??oê2?′éi·y?￡?±
2?1?oàê?oi?uê?i?3eμdaé￡????1ê?d???μ?ê±oooèê??iê????á????μ?￡??aμàx??oêu??μ?éi·y2??á???t￡???ê±ooμ??u??±è???u?12?è?￡?oèê??′?dá??u2??±￡?oè?oμ±?o?÷??d?à?o2ê???oaμ?￡???μ??u?o2??áodê2?′′ox÷?a￡??éd?à?è??éμ??u2??±ê?3¤xo￡?′33?o???iioo￡?oèê??á′o?1x??oμ??uxo???u￡?i?x???′eo|?￡
??oo￡??u?o?￥?￥????i·??￡?oè?oμ±?o?÷???u2??é?ui?oèê?é????μ?xá?￡?oèê?o2ê??u?u?o??é?á?￡?x?oo?t??á?êuxo?u2?o?￡?oo?a?a?tê?￡?oàê?d?à???o|á?o????ê￡??±μ???·?è?2?°áx?oo?yd?à?2?o?êuá?μ??￡
êéêix??o?é·oμ???xo??x?·¨xooa??x??oμ±μu??￡??é?d?à????á2?o?êu￡??°è?·??yéi±?μ???÷???á?·?éu3?à′￡??o?12???3toè?ooi3d?÷o???3¤1??÷od?￡3?￡??yè?2??u??3?￡??ox?è?x￥2?x?°?±u￡?2??÷???μ￡?d???2?á?￡??oμuo?ê±???i?3oéê?2?ê??y??μ???ê?￡?d???o??±?????μ?μμ?￡????′?yo???à′￡?d????iéu2?á?￡??±
?uê?d?à?o2?3oé?a?tê?￡??éê?o??±?o2?μ??¤?y￡?μ±?êμ?ê??éoàê?o2ê??a?éμ?￡?oè?·??á??u?o￡??u?·é?à1x?2?è??yx?￡?xià??uê??????éo?￡?è?·??÷?u??μ?è￥?àê?￡?2??a?á·￠éuê2?′ê?￡?ê?oo￡???ê?xd???i?ê1yê???μ???xo￡????μ2??aμà???′??ê?￡?μ±?êμ???xo??±?·￠??á?￡??a?éμ?è?o2éu?￡
?°?od?à?o2??μ?i?x?1?1?￡?o?oo?u?′°é?￡?±?uê?2???oa?÷?ˉ????è?￡?′y2éμ?d???éu2???oioèê?od1?￡??yo??¨2??á·?1y?yμ??￡
oàê?i?á??u??￡?xa???μ?eáio??tè??yd?à?2?i′?iμ?ê?￡??°μ±ê±??ê?3d?÷o????iê???è?￡??yoèê?2?°?x?x??o?????i??á?￡??aá?è?3d?÷o????u3?iaê??à￡?oèê??1°i°iiué?è￥￡???oa±￡??￡?±￡μ?2?ê?±eè?ê?èy·?μ????u￡?èyμu??oox????°μ?ê????ood?u????￡?2??aoèê??u?y?u±??μá?ê2?′￡?ototodi?oaμ?oa??￡?oa2?ê???à1x?￡??u?oo?oo?1è?o??u???dá￠x?￡??±
???°?u?oo??ài???o22?oa??o????u?t1yè￥￡?xa???i??èy·?μ?o￠xo?ié???￡?d???ê???xoo2ê?????μ?￡?iêè?2??a??±?μ?????o￠xo????￡?oèê???à′￡??????u?o???u?i????μ?á??￡
?°?ooi????oaè￥??é???é???￡????°??oi?3???u2?ê?o2od?a??′o???e￡??1od??è??i1y?êá?￡??uè??u?ê?°??à′￡?????o??e2?￡??±?uê???iu???a?tê?￡??aá?è?￡???ê?±?oèê?μ?ê???μ?2??á￡???éu??od?¤?y￡?o?iu?2????è?′o?o???u?yxoà??μ?μ?°￡?oèê???à′oo??ê??aá?′o?oμ?3??è?¨ê?￡?oa??2?????o÷?￡
?uê?oi?￥á???￡??°2?è￥á?￡??÷è?è￥3?iaê?i?￡?x?±?μ??êà?μ￥xo?1oa?u?????i2éo?±é￡?′o?????·￡???oi??o2d?d?x?μ??￡?±