???ù°úê?è???í???￡?ù÷í??ùóDè?oóè￥á?êé·?￡?é?é?3á???￡
?°ê??é???′?ùá?￡??±′?μ?ò?μà??o?μ??ˉ?êéù?￡
?°è??ú?aá?￡??ò×D???′1y??ê?oí?tê?á3é?￡?2???ê??μ?ùμ?￡?′ó???ü????óDê2?′òì3￡μ??ù?ˉ?￡?±???ù?àD?ò??D??ê?ê?êμ￡??éó???μ??1óDê2?′?????a??3t?￡
è?1???è?μ?ê??é??ê?óDè???3?à′μ?ó|??μ?·¨×ó￡????ù2?μ?2???·t??·?μ?ó|±??üá|￡??°?ò?3òé???ò2?óD??è?￡?òa2?òa?òè???è￥ê?ì?ò?·?￡??±???ùé?é?1§?′μ??êμà?￡
?°′ó???ü????óDòò?a?a?tê?????￡??±
?°????á?￡??òà??aμ?ê±oò?tê???á?1?￡??y·??àè?????￡????ò2?è±è?￡?2?ò??á?ù?íà′á?Dí?àè??￡?±??óD×￥μ?è?￡???oó??òa?ùè￥???ò?í?é·3á?￡????ù3á×?á3￡?1???￡?2?ò??á?ù?íìyD???ù÷???μ???òà′è?á?￡???2???′?×?á?°ù??±?à′á?￡?2?μè???ù???°ó?à′D???ù÷??￡??°???ü￡?2??????ü′?×?á?°ùè?íùà?3?￡???·?éíoó????￡?é?á??ò??2?éùè?￡??éè?o?ê?o?￡??±
??2???ê?à???±??à￡?á?°ù??±?ê????μá·3?à′μ?￡?±?ê?×?è?2?2?￡????ù????￡???2???ê?×?±???oó????á?￡????ù×aéíó?×?3?à′￡?±?éíoóμ?è??D×?￡??°??2???μ?D?×ó?éê?3?á???á?oYà÷￡???±eoí???y??3?í??￡?±??à????üè???óD±?ê?￡?oóè?è′ê?ò???±èò???à÷o|￡????ù2???μ?óD??2???μ?éíê?￡?′òê?á??í?aá3á??￡
???ù3?ê?à??a￡??1??μ??aì?￡??°±??í′?à′±??÷×2?÷μ?éùò?￡??D?ó×?è?μ???o?′óo°′ó?D￡????ù?ó?ì2?·￥￡???2???ò?éíoúé???·t￡?ò??ˉ2??ˉμ????úà?????1???·?′ò?ü￡????ùéí2àμ?D????μá?éù×?ê?￡?3?′??ú?á￡????òμ???±?ê??eμ???￡?2?2??àóD?tê??à????±???′ü1????úμ?￡????ùò§?à￡??°??±e??è?ì?é??￡?±
??2???2?ò??aòa￡??°?????ü?μμ?ê2?′?°￡???aμà??ì§ê?ê?2?Dí?ˉμ?òa??￡?éí±?μ?è?·′ó|?ì????à′μ??°ê?ê?￡?2?1y?tê?????è?￡??????üò22?ê??á?úòa????D??üμ?è?°é￡?·??òò22??á′?×?????è￥???ò??ê?á??￡?±
???ùò§?à￡??°??ê2?′òa??￡??±
??2???ì???￡?′ù?áμ?í?×????ù￡??°????ò×??μ???ê?￡??????ü?′2??÷°×￡??±ó?éùò???￡?ì§?eê?￡?ó?ê??tê??à??è?í·??μ?μ?éíó°￡????¨???ü??μ?è?o?ê±??1y?a??3???￡??2??oìá?á3￡?±?×?ò??ú??μè???ùò?éùá???é±??í′?ì?￡
?°2?o?òa??￡??úéí±?μ?è?·′ó|ò2ì??yá?￡??òì§ê??íê?íù?°??μ?òa??￡?????′ò2?1yò2???aμàéá??2?ê?￡??±??2???éùò?μíμíμ?￡?o????úì???ò??t?ù?y3￡2?1yμ?ê??é??μ??￡
?°??2???￡???2?òa??è?ì?é??￡?±??2???ê???±¨?′??′?×?è?é????òμ?ê??é￡????ù???ú2???oí???à?μ￡?±??1ê?ê?ê?·???oó2?óD?¨??￡?òtèìμà￡??°?ò??à?μ?è??a?tì?·òè??à±|±′???tê×ê?2??á??×??????á??à′￡??a?tê???oó?ò?á????ò?????′ú￡??±
?°?????ü1yD|á?￡??ò??Dèòaê2?′??′ú￡???è?à′?íê?′?ê?±¨?′??ò?￡??òòaè???????3?μ?è??′?′￡??????òμù2??ú￡???òa?ò?ú￡???òé??òéí±?μ?è?￡?ò??¨è???·?éú2?è??à?￡?±??2?????μ·??áμ?ó???è????ò??±?éí×ó??à?á???￡?á?±¨?′???μμ?è?′?ì1è?μ?è????á??????μ?éú?à·??ú??à??￡
???ùD??D±?×?????′|è?￡?á3é?oìá?°×￡?°×á?ó?×?￡?o?2???2ê￡??°??è?μ?ê??é???àè?o??ò2é?÷oó?á????ò????μ·¨￡???′?×?è??òé???ê?ê2?′òa??￡??±
??2???1′á?1′′?￡??°?????ü?ê?í2???′ó￡??ú??μ1ê?±3á?￡??ò2?ê??μ1y±¨?′?e￡?μ±è?￡??ò???÷òaá?￡??íê????ê?ê?????ü2é?÷???àoóè?o????òò????μ·¨￡??òòaμ?2??à￡???è??àéùè?è￥á??ò′ó???ü??￡?ò?è?2?éùμ?è?2???óé?ò′|??￡?·??ò￡?±e1??ò2??????¨???ü??á??é???￡?±
2?μè???ù?μ?°￡???2???ì???μ?ì§á?ì§ê?￡????ùéí2àμ?è?·′ó|???ìμ?íùoóí?á?ò?′ó2?￡???2???×ì??3°·íμ?D|òa?üé?￡??°2?ó???￡?ò??Dμè???ò???ü2é?÷??3t?òòá??ù?μ￡?μ???2?òaè??òê§í?￡???ììoó?ò?ùáì×?è?à′?￡?±
?μíê￡?×aéíó?ó?è?×?á?￡????ùμíí·?íê?ò?????×???μ??aáüáüμ???′ü￡?D?éú?á??￡??3á????úè?μ?é?é?￡??2??é?1￡??°?12??ì??è?ê?ê°á?￡??±??è???′?è?é???±?μ????òêì?à?ú?ú°üí?￡???ò??a???òóDòa2?×?￡???2???ê???ê?μ?á?￡?±è?e?????μá·3?à′μ????úè?￡???è???2???′?1yà′μ?è???oá2?2?￡????ù????￡??aê±oò￡????úμ?D????μ1?à?ì??àà′á?￡??êé?è?????1?￡????ù???eμ???í·?üé?á?￡?±?ò??aê¤èˉ?ú??￡?2???×?oó3é?a?ù￡??êé?×?è?ê???D????òμ?￡????ù??àí?á￡?×aéí??á?êé·?￡?′yá?′ó°???ê±3?2?3?à′￡??±3?3???á?1??￡
′ò?üμ?ê±oò??2?????μ???￡?éíé???óD?|μ??ê?a￡?2?1yμ￡D?éò???3??×???μà￡?1?è￥??×ó??á?éíò?éà2?×?±???è￥￡?′?×?′óé?oí???¨ò?éàμ?á?è???????°2￡???2?????ê?￡??°??1ü?òò??°2??o?á?￡???????oó?ù????￡?±e??3?á??í???￡?±
??éí±?óD??1|μ?è?2?éù￡?éò???3±?′ìé±oó￡????í?ú?yéí±?°22?á??á??1|μ?è?￡?2?1yéí·Y2??e??￡?éò???3·￠??2?á??￡
??è??éá??ú??￡?′óé?3¤??á?￡???′??aéíò?éàì?1y?í?é￡?ò22??a?t??·??′3???μ?éíD?2?í?óú′óé?μ???￡???2?????óDí￡á?μ???è￥á?￡???è?μ?ê??ééò???3·′ó|?ì￡?·??ò2?o?ê?3?￡????ù??òaè???2￠??￡?ò2òa?′?′?ü2??ü?￡
??ê?1êòa′?×?è?è￥???¨???ü????ê?μ?￡??Yéò???3?μ???ù???????￡èù2?2??àê???ìy??′óμ?μ?2?￡?3￡?ê×??÷μ?è?òéD?2???￡???2????íê?óDòa×￥×???·??aμ?￡???é?????ò?í¨￡???·?ò??¨?áè??a??ê???D?3é???μ????ò??á?á3??2?è?′?×?μ?￡?êμ?ò￡???ê????′?′???¨???ü??μ?1?òì￡?×???è￥￡?è·êμ2?ì??°3￡￡??°±?ó?×?μ??àê?D???￡?á?è÷é¨μ?è???ê?D???￡??1yá?×ù?o×ó??ó?×?ò?????÷?￡?íêè??μ2?1yè￥￡?3ˉí￠????±?è?êyóDòa?ó￡?????÷?D???è′ê?2??ó?éé?μ?￡?è?1????òμ?D???è?êy?àμ?à??×?¨?áòy?e?3òé￡?????à′?′￡??à?ê????·￠?????òD???è??à￡???2??¨?íê?oíè??μ?°ê±￡?×ì±?ìá?°μ?ê???2?×üêy￡????ò￡???D???3?μ±??÷?￡??????1óDáíò?2?òa???￡
??1óò2?ú￡???ò2·￠??á?￡??°′óéùòˉ￡???2?á?òaμ???D?D?????ê?óDμ××óμ??￡?±??1óoí??2???ò??ù￡???·?′ò?üμ?ê±oò???à?ú1?2ì￡?×?è?·￠????D?D???????ó?ê???òa°??|μ?D??é￡?2?1yD?óD?éμ?￡????22??°°?á??￡
??2???μ?í·￡???μ??o×ó￡?éò???3?yoí′óé??μ?°￡???×???￡?éò???3ò???D???μ?á?êμ′|￡??°????′òìyμ?μ????￠oí′óéùòˉ?μ°é￡??áóú???¨3?????????éí??￡?1à??óDD??é·3?￡?±
??2???????óD3ˉò?è????ù?ááì×?è?′3??à′￡????ù?3òé??ò??¨?á??°ì·¨ê?ì????òêì?àμ?μ××ó￡???è?êì?àè?ê?òà×????òμ?è?2?ó??′??è?á|￡?±￡×?D??ü?ío?￡?2?è????ò?3òé??à?óD??ê?￡?ó?2??áóúè????ù??μ????ò2??°ò??÷￡?±?ê??aá?ò?·àíòò?￡?????μ?ê??é×?è???è??í·￠éúá??￡
μú106?? 106
′ó1?à?3?à′￡????ùìú?à×?á3￡??ü?aμà?êé?μ?D???ê???μ?￡?????μ???μ?è?′?à÷o|￡????íê??3òé′íá????ó￡?×?è??á??·¨×ó?????ò?a×?￡??êé?2?ê??íê?2?1üê??é?á1??±?óè??¨ê???μ?′í￡????ùóD?à?μ2?3?￡????üó|??￡?′eó|?××?è￥???ò????2????aà?μà??￡???2???μ?D?×ó2???μ??á???a?tê??ó1yè￥￡????ù???o×óμ?ê±oò3???2??1￡??o×óò??ê?ê°?é??á?￡??é?1???t×?μμμ??aDè??￡?é??￠?ü?ü±?×ó?í?ü????￡????ù?ò′?2?ó?￡???ó2μ???ì??′μ?3?ê????aéú??μ??￡
???ù???Y×á?￥á?ò?ííé?￡?1?????óD?ù????1a·??ú′ó???ü??￡???2????aè??òà′?ù??2???è?á??é??￡?è?1?′3???ó?￥μ?è?ê????ü??μ?￡???2?????è?2??ò′ó???ì1?′?×?è?é???￡??êéí±?μ?D???￡??°??à?μ?D?????÷??é2é??3tá?￡??±
?°??2?2é1yá?￡?μ±è?á?è?′?μ?ò?éàê????ê·?·￠??×ˉ×óé?μ?￡???±?×ˉ×óéùá?á?è?￡??°D?ê±oò?1à′1y??à?￡?2?1y???ú??ê?′|′yá??á￡???óD???ó?￥￡???2??3òéáíóD??è??￡?±?é2?ê???á?è?ò22???￡?????×ˉ×óé?μ?è?è?1?éùá?￡?1üê??áù÷??éù￡?óè???1ê??ú?a?ùμ?1??¨?ü2??áóDêèo?￡???ò2?μ2?×??êìa3??ú???ùá??￡
???ù????￡?è?1???á?è???μ?ê?×ˉ×óé?μ?è???oóó?è￥′ó???ü??DD??￡?????ò×??ê???ì??e???¨???ü??oí′ó???ü??μ??ù?·￡?????ò????á?òt2?êμá|á?￡??·￠??á?2?3é￡????ù×aè￥á??ó?￥￡????úμ?á???D???????DDà?￡????ùò?ò?μ?í·￡??ú?Yà?￡??μá?Dí??μ??°2?3á??μ?×?á?3?à′￡?2?′ó???ü??μ?è?óDá??á1?￡??°???ò???òμ?ê??tê?￡?2￠??óD?????±ê??￡?±
?°?ò?aμàá?￡????ê?′òìyμ????￠￡??±??2????μμ?×?μ?￡?3?á??aê?￡???à????á?ü?ó????±?￡????°??????ê2?′????2éμ?￡????′??éú?aê±oò′òì?μ????￠á?￡?
D??????à×?á3￡?éùò?é3??￡??°?Y?μê????t·òè?éí±?μ???÷?￡??????ê1y????ò?ê?￡?è·óD??ê?￡??ù??￡??t·òè?oí′ó·òè?1??μ2?o?￡???è???óD??μ??÷??é?￡??ééí±?μ?è?ê??a?tμ?￡????t·òè?òò?a3?×2á???′óéù??·òè?￡??ú??ì?·òè?éí±???oòo???????á?￡?òà×?òa??￡?òaμè??′óéù·òè?éúíêo￠×ó2???è?·?3?à′?￡?±
???ù3á×?μ?á3?￠?￠ê??1?aà′￡?è?′?ò?à′￡???ê??ü2??á??ê?°?×??tê??μ?°μ?è?￡???á?è?μ???μ?μ?μ×ê?ê2?′￡???ê?·??àéí±?μ?D???￡??°???ìD??￠×?￡????ò?t·òè??éò?à?ó?￡?2?1y?D?a1yá?í·?￡?±à?ó?μ?o??ü?aμà???ò′óD?ê?￡?à?ó?μ?2?o?￡???2???ó?ò?????ê??í?ü?ùá??????à?êμ?D??a￡?óè?òoí?ü?ò?íê???éúéúμ?ày×ó￡????ùμ±è?2???òa?°???￡
D???3?ê?×?á?￡????ù?1óDê??é?|￡????éè￥á?ò?ì?′ó???ü??ê2?′????ê?ì?3?à′￡???à?±??¨?1óD??2??aμàμ?ê?á|′??ú￡?ê??é??ê?￡????òμ?è?μ??aê?×aò?￡??ü??ê±??2??üè?2??ú??à?2?×?á??￡
??′úo?á?￡????ùó???á??ú??÷?????￡???à?μ???÷?D????ùoa2?éù?￡
???ù′?×?à???é????aììó?×???2???DY??￡?éò???3??3?1y??é?￡????úμ???÷??í?μ???ùà′á?￡?éò???3????￡??°?á2??á3?ê2?′ê?￡??±′óé?oí???¨?ú??à?￡????ù??Dèòa??×?D???μ????ò?ò??ì2é?í?aμàéùá??￡????ú??ía￡?′óé?oí???¨×üóD3?è￥μ?ò?ìì?￡
??2????é???ê×ó￡??ó1yáá??μY1yà′μ??í×ó2áê?á?×ì??￡??????ú×?μμμ?D|òa￡??°2??á3?ê?μ?￡?????è?à′????ê?áíóD?ùí?￡??ò????è￥ía±?×?×?￡?′y?á?ùè￥?°±?￡???1ó￡?1ó?íà′á?￡?D?D???oò×??￡?±??oá??óD?????ù??×óμ?òa???￡
????2???ê¤èˉ?ú??￡?éò???3?éá??ú??￡?D?D?òíòíμà￡??°2?ó?á?￡????è1yè￥°é￡??÷è?′eó|D???òa??è￥￡???ê±μ??éD?????ê?2??é?üá?￡???è???1óè￥ì?éò?????ò???μò?éù?￡?±D????÷è?·??ù￡?è?éò???3??è￥?′?????í￡?D?????ê?????2?éù￡?×?è???òa?úéò???3?ú?°ì?ò?ò?·?￡?éò???3ò2′eó|??à′á?￡?2???ê????úμ??éD??￡
??2???·?×??yμ?ê?￡??a??è?￡?ê???ò2ó·?×á?￡?2??ùê?ê???????￡?èaà?à?μ?o??′μ??à￡????eéúíêo￠×óê?é?μ?èa?í?y?yé￠è￥￡???2?????óDò?o?￡??°ê?????3????úμ??ù×ó?í?ío?á??￡?±éìê??óá??ó?yμ??D??￡?èíà?à?μ?￡?ê?·?ê?·t￡??°°￠?3?ù??D?￡?éúíêo￠×óò2±e?±×?êY￡????¤·?°×￡?èaà?à?μ?ò2o??′?￡?±??2?????1yéò???3á3??óDó¤?ù·êμ?ê±oò￡???ê±oòμ?éò???3ìí??·?èù￡?′?oì3Y°×￡?????è??￡??μ2?é????T??3?￡??é?′×?è?è???μ?ê?D??￡
éò???3àù×ì￡??°?ò???¨ê?òa??·¨×óêY??à′μ??￡?±óD??°2??μ?ày×ó?ú?°￡?éò???3′ó2???μ???ê??to?ê?￡?·′??×???2???μ?ê?￡?°×?￡?￡μ?ììμ?￡?ò?×°??1ü￡??ì??°?μ?′ó??·×·×????￡???2???ó?°à×ó1ü×?éò???3￡??μ?eèy??o￠×óμ?′ó??à′￡??°μù?μo￠×óμ???×?òaé÷??￡???è???òy??Yμ?ò2?é?ü?òμ?o?êêμ?￡???á??úo￠×ó3?éúμ?ê±oò??3?à′?￡?±
?°2??±￡?μt?úía±?μ?ê??é?|￡?è???±eì?2ùàíá??￡?±éò???32?×ó??μ?D?￡???2???×?ò?2??yòaá?2?￡???2???·??yá?2?·￥???í?y￡??°?òoí?tμüμ???×?ò2ê?μù??μ?￡?μù??×óà?????2??à￡??é??o￠×óμ?D?2?ê??è?μ??￡?±
?1yá?′|í¤×ó￡?éò???3×?±???á?￡?′?′ù??2???￡??°?????üμèá?óDò??á?ùá?￡????ì1yè￥°é￡??ò×??o×???è￥?ío??￡?±éò???32??2??óDè?μè￡?2?1ü??·?ê?2?ê?×??oà?òa??μ?￡??yD?à???2?à?òa￡???2????T·????????ù??×ó￡??úéò???3?′à′íêè???±?òa￡?′ó???ü??oí???¨???ü?????ˉ2??à￡?à?êy?üμ?á??ío?￡???μ??T?μ?T1ê?????°±úà′?￡
??2?????á?????￡??°?ò??????è￥oó?ù?μ?￡?±???ùà′μ???????ê?á?μ????áí?×?2???á?￡??èè????ù′§2a??á???μ?D???￡???2???ò2à?òa?????ù?a????×ó￡?·?×?éò???3???Y￡?·têì?y?ˉ??oó?úêé×à±??′á?ò??á?ùêé2?è￥á??ó′yè?μ?′1?¨ìü?￡
ò??·×?à′￡????ù·￠?????ü????±?é??￡?±èé?′?è?êy?÷???àá?2?éù￡????ùà′μ?ê±oò?í?a?t??2???2???òa????oí?aμ??ú?á￡?2?ìá??à′á?￡???è?μ?????μ???óDí￡Daμ?ê±oò￡?oèá?′ó??ò?o?2è￡?2???×???2???′ó?o×ó??í·?o?o??à′￡?D???3?×?é?￡?óú·￠3?μ???2????Dé￠òY??￡????ù3éá?3é×ì??￡???é?×°×÷??òaμ??ù×ó￡??°??′óéùòˉà′á?￡??±
??2???μμò??3￡???1óê?è¤μ?ê?á?é?￡???2????íó×?′ó??×?é?á?ì¨?×￡???2??·μ??àà???í·??á?2?éù???¨￡???2?????oá2??úòa￡?éìê?μ§á?μ§￡??????Y×óà????±?ú???ù??±???×ù￡???1aé¨1yó???á?μ?2è±é?￡?3ˉía·??àμà￡??°???????ü·?2è?￡?±
???ù×ì????ó2￡???è?è?2Tμ?′?êy?à￡??ù?àoè??±￡????í??3??üá?￡?2?1y??×è?1D???·?2è￡???é?′?×???oíμ?D|￡??°óDàíá?￡???è?à′ò2ê?òò?a???°μ??ó?á￡????°??à?è￥á?è?￡?íμá?ì?·òè???òaμ????÷￡??òéí±?μ?è????ì×￥μ?è?á?±??a??3?3?à′μ?è??è×?á?￡?2??÷???μ￡???D?è?μ?×?é???ê?×·??1y?ò???×μ?￡??üá|è?o??ò?ùá??a2?1y￡?·?????????3?￡??ü?°μ?3yá?′ó???ü??μ???ê?￡??òD?à??????×?￡?±
oí??2????μμ?ò?°?ê?êμ?°ò?°?ê??ù?°￡?DéDéêμêμ￡????ùè???2???×??oè￥?D??￡???1a?￠×???2???ò??ˉ2??ˉμ???￡?????2?????D?à?ê??TDíμ?￡?D?D??ê?í?êé??í????D?è?óD?ó￡?óèò???è?￡?±è?e??μ????×óD1y?????T2??°￡??a?ùμ?è???òaê?·??ú???ò?ào?￡?D?à?2??a??μ?ì??￠￡???ìy??2???3°·íμà￡??°???¨???ü??ê??à3?á?2í×ó?í3?à′??±??êò§è?￡?òà?????ü?°à?μ?òa??￡???3?à??üoí???¨???ü???aμDμ???óD′ó???ü??á?￡??±
???ù×?è?ê??a?′è??aμ?￡???a￡???2???ó??￥·íμà￡??°2?1y￡??ú?ò?′à′￡????¨???ü??μ?êμá|?12?×?ò?oí?ò′ó???ü???aμD￡?μ±è?￡?ò2óD?ò?′×???μ?ê±oò?￡?±??2???×?ì???1ó￡?ó????á??￡????ùD?à??a???éá??ú??￡???2????ùo?￡?????ê?ì??ê?á??é2?×?￡??1′ò3?í·??μ?μààí?1??2??òí?￡???è???×?ê?±eè?￡???·?????ó????eà′á?￡??aá?×ìé?í′?ì3?ò?ê±????￡?2??μμ?￡???2????′2??eè?￡?3yá?×?D??1óD?3·???μ?×??o￡?ò???è?óDá?è±μ??í2????ò2?μ?·¨×ó??????￡?áa?????°??2????????¨???ü??μ?DD?a￡????ùì??èóú·￠oíé?á??￡
?°???¨???ü??2?±è???°￡????′2?é??ò??×?è?óD??×??oμ?àíóé￡???è?à′?1ê??￡í???2?òa?éòa???°μ?ê??￡?±?êé??ù??????1?è???3?é??????aμàá?￡??êé???ì????ò2?ê?ò?ììá?ììá?￡?è???μ??á1?￡???è?3?o???μ?òaá?￡??é????×á?￥o???ó??úòaá????D￡??êé??????òμ?è¨à???′ó￡????ò3Dêüμ??í???à￡?′óà′??óDììé??a??????μ??ú±yμ?ê??￡
??2???ì?á?ì???￡?ê?°?í?×?ê?à??à?¨′éμ?±×ó￡??t2??D?μà￡??°?????üòaê???óDê2?′ê??í??è￥°é￡??1óD??è??í1y?êà??yê???à??|μ?ê±oò?￡?±?°íê￡????e2è±?á?á?òá?ò??ú￡?ò??±?í?íμ??￡?ù?????ù?ó??à′μ??°íì??á???×óà?￡????1??×?è???2???2é??á?è?μ?ê??é￡?????è′ê?2?o??a?úá?￡?óì?￥???ì￡???ó2×?í·?¤μà￡??°2??aμà??à????°DD??μ?è??òμ?á??e￡??±
?°2?à??????ü·?D?á?￡??ò×??á??°ì·¨￡??èè????÷òa′òμ??ò???òè?μ?í·é??íòaóD?üá|3Dμ￡oó1??￡?±?μíê?a??￡?2?μè???ù?ó?°￡??eéí2???1ó3?é?￡???ó?ó?×?á?￡????ù????￡???2???μ?òa???íê?è???×￥μ?á?￡?á?è?μ?μ×ê?ê2?′è?￡??1óD???°±????ò?ü??é?μ???è?ó?ê?ê2?′éí·Y￡?ò??D???1ê????￡
??1ó??á?è?????μ????°ìy?ú?úà?￡?2??÷°×??2????ao?òa???ù?μ￡?ó???ó??1μ??′×???2???￡???á???×ì￡?èì2?×??êμà￡??°′óéùòˉ???′?μ?á2??áè??????ü???úD?′??1oT￡??±???ù??è???2?ì?á??a￡??é???è?aD?è?×óμ?1?2ìà′?′￡????ù??2?ê??òμ￥μ?è???￡???2??????ù?μ￡????????ù??óDê2?′??·¨????ò2?2??2??eà′°é?￡
??2???′1í?￡???1a???ú3?×?é?μ?????ê?é?￡??°·?ò?×a￡??°???ò?éD?á?￡??±
?°1¨′ó·ò?μ?í?aD?ê±è?á?￡?éíé?μ?é??úo?μ?2?2??àá?￡??ù3?ò??±ò??í??D?1yà′á??￡?±???e???òμ?2??é￡???1óD??￠?￠ò?3á￡?°μaaμà￡??°×??ü???¨???ü????óDê2?′?ˉ?2￡?ía±?μ???????á????±
?°???é???é??￡?????μ?2?ó?1ü?￡?±???¨???ü??μ?ê??é??óDμè???òD?à′μ?ê±oò?ù?μá?￡?′óé??μ?ó?￥ò???è?????óD￡????ù3?á???μ?D￠×ó￡???ê±?′1üμ???μ?μ?·????′í?è???á?ê??à￡????°????ì?·òè??′2?μ?′ó·ò????óD′ó??à?3?à′￡????¨???ü?????¨óD????3?è?μ?í¨μà￡???2??¨??ê±???¨???ü??×?ê???ê?′ó°μμà×?μ??￡
??μ??o×ó￡?áá????o?ìá×?ê3oD???Y￡???2??????e×ì??￡??°′óéù·òè?D?á?￡??±
?°D?á??￡?±áá??1§?′′eμà￡?·??à??±?μ???÷?′?é?￡??yê?à?μ?ê3oDê?éò???3??3?μ??aμ?￡??μ?è3?μ?μ?μ???×ó￡?μè??2?????à′oóò??eó?é?￡?è???è???à′á?￡??yê?à?μ?ê3oDò2ó?2?×?á??￡
??2???í??a??￡?éò???3′?á??tμ￥ò?ìé?ú??±???é?￡???3?′ó°???ê?±??úía±?￡???2???????￡?é??°ê?á?ê??yê?D????è￡?·￠???ˉoíoó2??é?aê?￡?í?á?D?ìé?ú?yéí2à￡??°?ò???í?ú??é?ó?é?°é￡?ììà?á?￡??òò22????ˉá??￡?±ê??§?t×?éò???3??×ó￡???1a??èá￡??°??è??éì???á?￡??±
??2???×?á?2?1yá?ì???μ?ê±??￡??y?ˉμ?????D??íê?òò?a??×ó±?ì?á?ò???í′D?μ?￡?o￠×ó???ˉ?μ·±￡??a×?μ?ê??y￡?ó????èéú??ó???D?￡??°??2??1ì??òá?￡?1à??ê???×ó??á??￡?±
áá??°á×?2è???é?ú??é?￡????ù°ú·?á??aμ?￡?éò???3′D°×°?μ?ê??D?e???Dò??é￡???2?μ???￡??°1e?è?èμ?3?ò?o?￡???à′×?á??ò??ê?×?2??°1?μ?á??￡?±1e?è?èê?μ?í?μüê???2???μ?è?￡?éò???33￠1y￡?????±è2?é?1e?è?è?￡
?°?aóDê2?′o?μ￡D?μ?￡?è?????·′?′?àá·?°￡?ê±????á?′?êy?àá?óD??éá?×?è??í×?μ?o?3?á??￡?±??2????úéò???3???eò??éμ?ê±oò?±?eéí×ó￡??í×?éò???3μ?ê?ò§×?á??aμ???μ?éò???3ê?ò???￡?ò?′ó°??aμ?μ??úá???é?￡?éò???3???1μ?μé×???2???￡?oó????è??è??￡?·′??òaóì?′??μ?ìòá?ìò×ì′?￡?1¨′ó·ò?μ?3?Dèy?????í?éò?DDê?á?￡???μ￡D?éò???3éí×ó3Dêü2?×?ò??±?????y￡???éúéò???32?ê???°2·?μ?￡??????áá?2|??￡?×?oó??è?Dá?àéò???3?e?e￡??é??2???D?à?ê???2?í′?ì￡?ê????′?üoíéí×ó±è￡?o?±è′?ê±￡?è?2?ê?éò???3′?μ?ò?éàì?1yá?è?￡???ò22??áéú3?±eμ?D???à′￡?éò???3′?μ?ò?éàáì×ó±?à′?í′ó￡??1è??T??ê?μ??ˉà′?ˉè￥￡???3?′ó°?μ?·?1a￡??3?Doó￡?éò???3??à?′óμ?2?éù￡????úê?à?ê?èí???ˉ￡???2???ê????ˉá??ˉ￡??úéò???3??àáμ???1a?Dì???á?ò?éà?ú2à￡?êì?tμ???×?à?μ?·?￡?ê????￠?￠ó?á|￡?2??a×?μ?ì?á??ú??￡??°μèéúíêo￠×ó?éμ?óé×??ò??ìúò?·??￡?±??á?o???????á?￡?D??D2???êüê??ùμ??￡
éò???3?3?Déí×ó±??í???D￡??2??èíá???à′￡?ì§ê?????2???μ?ê?￡??3á??????ú???ú?Do???÷?′?é?μ?áá??￡?ò§?àμà￡??°?ì?é?a￡???÷????Yá??￡?±2??a??2???′ó???ù?§à′μ?1???2?￡???′??ˉ??ê?à???òa?ó×??yD??°μ????22??á±?é???￡?éò???3?°1?á?Dí??2?êêó|??à′?￡
??2???ò2?aμà???ú2?ê?ì??eμ?ê±oò￡?3é??ê?￡?·13?μ?ò?°?2???1yé?à′￡?éò???3ò?éíμ￥ò?￡?à?±?ò2ê???óD′?ò?·tμ?￡???1???μ?ê?ò???è￥?í?àμ?á?é?·?é?￡???1aé???μ?í?×?éò???3￡??′μ?éò???3D?à?·￠??￡??§?§?á?áμ??ê??￡??°ê2?′ê?￡??±
?°ê??é???′?ùá?￡??±′?μ?ò?μà??o?μ??ˉ?êéù?￡
?°è??ú?aá?￡??ò×D???′1y??ê?oí?tê?á3é?￡?2???ê??μ?ùμ?￡?′ó???ü????óDê2?′òì3￡μ??ù?ˉ?￡?±???ù?àD?ò??D??ê?ê?êμ￡??éó???μ??1óDê2?′?????a??3t?￡
è?1???è?μ?ê??é??ê?óDè???3?à′μ?ó|??μ?·¨×ó￡????ù2?μ?2???·t??·?μ?ó|±??üá|￡??°?ò?3òé???ò2?óD??è?￡?òa2?òa?òè???è￥ê?ì?ò?·?￡??±???ùé?é?1§?′μ??êμà?￡
?°′ó???ü????óDòò?a?a?tê?????￡??±
?°????á?￡??òà??aμ?ê±oò?tê???á?1?￡??y·??àè?????￡????ò2?è±è?￡?2?ò??á?ù?íà′á?Dí?àè??￡?±??óD×￥μ?è?￡???oó??òa?ùè￥???ò?í?é·3á?￡????ù3á×?á3￡?1???￡?2?ò??á?ù?íìyD???ù÷???μ???òà′è?á?￡???2???′?×?á?°ù??±?à′á?￡?2?μè???ù???°ó?à′D???ù÷??￡??°???ü￡?2??????ü′?×?á?°ùè?íùà?3?￡???·?éíoó????￡?é?á??ò??2?éùè?￡??éè?o?ê?o?￡??±
??2???ê?à???±??à￡?á?°ù??±?ê????μá·3?à′μ?￡?±?ê?×?è?2?2?￡????ù????￡???2???ê?×?±???oó????á?￡????ù×aéíó?×?3?à′￡?±?éíoóμ?è??D×?￡??°??2???μ?D?×ó?éê?3?á???á?oYà÷￡???±eoí???y??3?í??￡?±??à????üè???óD±?ê?￡?oóè?è′ê?ò???±èò???à÷o|￡????ù2???μ?óD??2???μ?éíê?￡?′òê?á??í?aá3á??￡
???ù3?ê?à??a￡??1??μ??aì?￡??°±??í′?à′±??÷×2?÷μ?éùò?￡??D?ó×?è?μ???o?′óo°′ó?D￡????ù?ó?ì2?·￥￡???2???ò?éíoúé???·t￡?ò??ˉ2??ˉμ????úà?????1???·?′ò?ü￡????ùéí2àμ?D????μá?éù×?ê?￡?3?′??ú?á￡????òμ???±?ê??eμ???￡?2?2??àóD?tê??à????±???′ü1????úμ?￡????ùò§?à￡??°??±e??è?ì?é??￡?±
??2???2?ò??aòa￡??°?????ü?μμ?ê2?′?°￡???aμà??ì§ê?ê?2?Dí?ˉμ?òa??￡?éí±?μ?è?·′ó|?ì????à′μ??°ê?ê?￡?2?1y?tê?????è?￡??????üò22?ê??á?úòa????D??üμ?è?°é￡?·??òò22??á′?×?????è￥???ò??ê?á??￡?±
???ùò§?à￡??°??ê2?′òa??￡??±
??2???ì???￡?′ù?áμ?í?×????ù￡??°????ò×??μ???ê?￡??????ü?′2??÷°×￡??±ó?éùò???￡?ì§?eê?￡?ó?ê??tê??à??è?í·??μ?μ?éíó°￡????¨???ü??μ?è?o?ê±??1y?a??3???￡??2??oìá?á3￡?±?×?ò??ú??μè???ùò?éùá???é±??í′?ì?￡
?°2?o?òa??￡??úéí±?μ?è?·′ó|ò2ì??yá?￡??òì§ê??íê?íù?°??μ?òa??￡?????′ò2?1yò2???aμàéá??2?ê?￡??±??2???éùò?μíμíμ?￡?o????úì???ò??t?ù?y3￡2?1yμ?ê??é??μ??￡
?°??2???￡???2?òa??è?ì?é??￡?±??2???ê???±¨?′??′?×?è?é????òμ?ê??é￡????ù???ú2???oí???à?μ￡?±??1ê?ê?ê?·???oó2?óD?¨??￡?òtèìμà￡??°?ò??à?μ?è??a?tì?·òè??à±|±′???tê×ê?2??á??×??????á??à′￡??a?tê???oó?ò?á????ò?????′ú￡??±
?°?????ü1yD|á?￡??ò??Dèòaê2?′??′ú￡???è?à′?íê?′?ê?±¨?′??ò?￡??òòaè???????3?μ?è??′?′￡??????òμù2??ú￡???òa?ò?ú￡???òé??òéí±?μ?è?￡?ò??¨è???·?éú2?è??à?￡?±??2?????μ·??áμ?ó???è????ò??±?éí×ó??à?á???￡?á?±¨?′???μμ?è?′?ì1è?μ?è????á??????μ?éú?à·??ú??à??￡
???ùD??D±?×?????′|è?￡?á3é?oìá?°×￡?°×á?ó?×?￡?o?2???2ê￡??°??è?μ?ê??é???àè?o??ò2é?÷oó?á????ò????μ·¨￡???′?×?è??òé???ê?ê2?′òa??￡??±
??2???1′á?1′′?￡??°?????ü?ê?í2???′ó￡??ú??μ1ê?±3á?￡??ò2?ê??μ1y±¨?′?e￡?μ±è?￡??ò???÷òaá?￡??íê????ê?ê?????ü2é?÷???àoóè?o????òò????μ·¨￡??òòaμ?2??à￡???è??àéùè?è￥á??ò′ó???ü??￡?ò?è?2?éùμ?è?2???óé?ò′|??￡?·??ò￡?±e1??ò2??????¨???ü??á??é???￡?±
2?μè???ù?μ?°￡???2???ì???μ?ì§á?ì§ê?￡????ùéí2àμ?è?·′ó|???ìμ?íùoóí?á?ò?′ó2?￡???2???×ì??3°·íμ?D|òa?üé?￡??°2?ó???￡?ò??Dμè???ò???ü2é?÷??3t?òòá??ù?μ￡?μ???2?òaè??òê§í?￡???ììoó?ò?ùáì×?è?à′?￡?±
?μíê￡?×aéíó?ó?è?×?á?￡????ùμíí·?íê?ò?????×???μ??aáüáüμ???′ü￡?D?éú?á??￡??3á????úè?μ?é?é?￡??2??é?1￡??°?12??ì??è?ê?ê°á?￡??±??è???′?è?é???±?μ????òêì?à?ú?ú°üí?￡???ò??a???òóDòa2?×?￡???2???ê???ê?μ?á?￡?±è?e?????μá·3?à′μ????úè?￡???è???2???′?1yà′μ?è???oá2?2?￡????ù????￡??aê±oò￡????úμ?D????μ1?à?ì??àà′á?￡??êé?è?????1?￡????ù???eμ???í·?üé?á?￡?±?ò??aê¤èˉ?ú??￡?2???×?oó3é?a?ù￡??êé?×?è?ê???D????òμ?￡????ù??àí?á￡?×aéí??á?êé·?￡?′yá?′ó°???ê±3?2?3?à′￡??±3?3???á?1??￡
′ò?üμ?ê±oò??2?????μ???￡?éíé???óD?|μ??ê?a￡?2?1yμ￡D?éò???3??×???μà￡?1?è￥??×ó??á?éíò?éà2?×?±???è￥￡?′?×?′óé?oí???¨ò?éàμ?á?è???????°2￡???2?????ê?￡??°??1ü?òò??°2??o?á?￡???????oó?ù????￡?±e??3?á??í???￡?±
??éí±?óD??1|μ?è?2?éù￡?éò???3±?′ìé±oó￡????í?ú?yéí±?°22?á??á??1|μ?è?￡?2?1yéí·Y2??e??￡?éò???3·￠??2?á??￡
??è??éá??ú??￡?′óé?3¤??á?￡???′??aéíò?éàì?1y?í?é￡?ò22??a?t??·??′3???μ?éíD?2?í?óú′óé?μ???￡???2?????óDí￡á?μ???è￥á?￡???è?μ?ê??ééò???3·′ó|?ì￡?·??ò2?o?ê?3?￡????ù??òaè???2￠??￡?ò2òa?′?′?ü2??ü?￡
??ê?1êòa′?×?è?è￥???¨???ü????ê?μ?￡??Yéò???3?μ???ù???????￡èù2?2??àê???ìy??′óμ?μ?2?￡?3￡?ê×??÷μ?è?òéD?2???￡???2????íê?óDòa×￥×???·??aμ?￡???é?????ò?í¨￡???·?ò??¨?áè??a??ê???D?3é???μ????ò??á?á3??2?è?′?×?μ?￡?êμ?ò￡???ê????′?′???¨???ü??μ?1?òì￡?×???è￥￡?è·êμ2?ì??°3￡￡??°±?ó?×?μ??àê?D???￡?á?è÷é¨μ?è???ê?D???￡??1yá?×ù?o×ó??ó?×?ò?????÷?￡?íêè??μ2?1yè￥￡?3ˉí￠????±?è?êyóDòa?ó￡?????÷?D???è′ê?2??ó?éé?μ?￡?è?1????òμ?D???è?êy?àμ?à??×?¨?áòy?e?3òé￡?????à′?′￡??à?ê????·￠?????òD???è??à￡???2??¨?íê?oíè??μ?°ê±￡?×ì±?ìá?°μ?ê???2?×üêy￡????ò￡???D???3?μ±??÷?￡??????1óDáíò?2?òa???￡
??1óò2?ú￡???ò2·￠??á?￡??°′óéùòˉ￡???2?á?òaμ???D?D?????ê?óDμ××óμ??￡?±??1óoí??2???ò??ù￡???·?′ò?üμ?ê±oò???à?ú1?2ì￡?×?è?·￠????D?D???????ó?ê???òa°??|μ?D??é￡?2?1yD?óD?éμ?￡????22??°°?á??￡
??2???μ?í·￡???μ??o×ó￡?éò???3?yoí′óé??μ?°￡???×???￡?éò???3ò???D???μ?á?êμ′|￡??°????′òìyμ?μ????￠oí′óéùòˉ?μ°é￡??áóú???¨3?????????éí??￡?1à??óDD??é·3?￡?±
??2???????óD3ˉò?è????ù?ááì×?è?′3??à′￡????ù?3òé??ò??¨?á??°ì·¨ê?ì????òêì?àμ?μ××ó￡???è?êì?àè?ê?òà×????òμ?è?2?ó??′??è?á|￡?±￡×?D??ü?ío?￡?2?è????ò?3òé??à?óD??ê?￡?ó?2??áóúè????ù??μ????ò2??°ò??÷￡?±?ê??aá?ò?·àíòò?￡?????μ?ê??é×?è???è??í·￠éúá??￡
μú106?? 106
′ó1?à?3?à′￡????ùìú?à×?á3￡??ü?aμà?êé?μ?D???ê???μ?￡?????μ???μ?è?′?à÷o|￡????íê??3òé′íá????ó￡?×?è??á??·¨×ó?????ò?a×?￡??êé?2?ê??íê?2?1üê??é?á1??±?óè??¨ê???μ?′í￡????ùóD?à?μ2?3?￡????üó|??￡?′eó|?××?è￥???ò????2????aà?μà??￡???2???μ?D?×ó2???μ??á???a?tê??ó1yè￥￡????ù???o×óμ?ê±oò3???2??1￡??o×óò??ê?ê°?é??á?￡??é?1???t×?μμμ??aDè??￡?é??￠?ü?ü±?×ó?í?ü????￡????ù?ò′?2?ó?￡???ó2μ???ì??′μ?3?ê????aéú??μ??￡
???ù???Y×á?￥á?ò?ííé?￡?1?????óD?ù????1a·??ú′ó???ü??￡???2????aè??òà′?ù??2???è?á??é??￡?è?1?′3???ó?￥μ?è?ê????ü??μ?￡???2?????è?2??ò′ó???ì1?′?×?è?é???￡??êéí±?μ?D???￡??°??à?μ?D?????÷??é2é??3tá?￡??±
?°??2?2é1yá?￡?μ±è?á?è?′?μ?ò?éàê????ê·?·￠??×ˉ×óé?μ?￡???±?×ˉ×óéùá?á?è?￡??°D?ê±oò?1à′1y??à?￡?2?1y???ú??ê?′|′yá??á￡???óD???ó?￥￡???2??3òéáíóD??è??￡?±?é2?ê???á?è?ò22???￡?????×ˉ×óé?μ?è?è?1?éùá?￡?1üê??áù÷??éù￡?óè???1ê??ú?a?ùμ?1??¨?ü2??áóDêèo?￡???ò2?μ2?×??êìa3??ú???ùá??￡
???ù????￡?è?1???á?è???μ?ê?×ˉ×óé?μ?è???oóó?è￥′ó???ü??DD??￡?????ò×??ê???ì??e???¨???ü??oí′ó???ü??μ??ù?·￡?????ò????á?òt2?êμá|á?￡??·￠??á?2?3é￡????ù×aè￥á??ó?￥￡????úμ?á???D???????DDà?￡????ùò?ò?μ?í·￡??ú?Yà?￡??μá?Dí??μ??°2?3á??μ?×?á?3?à′￡?2?′ó???ü??μ?è?óDá??á1?￡??°???ò???òμ?ê??tê?￡?2￠??óD?????±ê??￡?±
?°?ò?aμàá?￡????ê?′òìyμ????￠￡??±??2????μμ?×?μ?￡?3?á??aê?￡???à????á?ü?ó????±?￡????°??????ê2?′????2éμ?￡????′??éú?aê±oò′òì?μ????￠á?￡?
D??????à×?á3￡?éùò?é3??￡??°?Y?μê????t·òè?éí±?μ???÷?￡??????ê1y????ò?ê?￡?è·óD??ê?￡??ù??￡??t·òè?oí′ó·òè?1??μ2?o?￡???è???óD??μ??÷??é?￡??ééí±?μ?è?ê??a?tμ?￡????t·òè?òò?a3?×2á???′óéù??·òè?￡??ú??ì?·òè?éí±???oòo???????á?￡?òà×?òa??￡?òaμè??′óéù·òè?éúíêo￠×ó2???è?·?3?à′?￡?±
???ù3á×?μ?á3?￠?￠ê??1?aà′￡?è?′?ò?à′￡???ê??ü2??á??ê?°?×??tê??μ?°μ?è?￡???á?è?μ???μ?μ?μ×ê?ê2?′￡???ê?·??àéí±?μ?D???￡??°???ìD??￠×?￡????ò?t·òè??éò?à?ó?￡?2?1y?D?a1yá?í·?￡?±à?ó?μ?o??ü?aμà???ò′óD?ê?￡?à?ó?μ?2?o?￡???2???ó?ò?????ê??í?ü?ùá??????à?êμ?D??a￡?óè?òoí?ü?ò?íê???éúéúμ?ày×ó￡????ùμ±è?2???òa?°???￡
D???3?ê?×?á?￡????ù?1óDê??é?|￡????éè￥á?ò?ì?′ó???ü??ê2?′????ê?ì?3?à′￡???à?±??¨?1óD??2??aμàμ?ê?á|′??ú￡?ê??é??ê?￡????òμ?è?μ??aê?×aò?￡??ü??ê±??2??üè?2??ú??à?2?×?á??￡
??′úo?á?￡????ùó???á??ú??÷?????￡???à?μ???÷?D????ùoa2?éù?￡
???ù′?×?à???é????aììó?×???2???DY??￡?éò???3??3?1y??é?￡????úμ???÷??í?μ???ùà′á?￡?éò???3????￡??°?á2??á3?ê2?′ê?￡??±′óé?oí???¨?ú??à?￡????ù??Dèòa??×?D???μ????ò?ò??ì2é?í?aμàéùá??￡????ú??ía￡?′óé?oí???¨×üóD3?è￥μ?ò?ìì?￡
??2????é???ê×ó￡??ó1yáá??μY1yà′μ??í×ó2áê?á?×ì??￡??????ú×?μμμ?D|òa￡??°2??á3?ê?μ?￡?????è?à′????ê?áíóD?ùí?￡??ò????è￥ía±?×?×?￡?′y?á?ùè￥?°±?￡???1ó￡?1ó?íà′á?￡?D?D???oò×??￡?±??oá??óD?????ù??×óμ?òa???￡
????2???ê¤èˉ?ú??￡?éò???3?éá??ú??￡?D?D?òíòíμà￡??°2?ó?á?￡????è1yè￥°é￡??÷è?′eó|D???òa??è￥￡???ê±μ??éD?????ê?2??é?üá?￡???è???1óè￥ì?éò?????ò???μò?éù?￡?±D????÷è?·??ù￡?è?éò???3??è￥?′?????í￡?D?????ê?????2?éù￡?×?è???òa?úéò???3?ú?°ì?ò?ò?·?￡?éò???3ò2′eó|??à′á?￡?2???ê????úμ??éD??￡
??2???·?×??yμ?ê?￡??a??è?￡?ê???ò2ó·?×á?￡?2??ùê?ê???????￡?èaà?à?μ?o??′μ??à￡????eéúíêo￠×óê?é?μ?èa?í?y?yé￠è￥￡???2?????óDò?o?￡??°ê?????3????úμ??ù×ó?í?ío?á??￡?±éìê??óá??ó?yμ??D??￡?èíà?à?μ?￡?ê?·?ê?·t￡??°°￠?3?ù??D?￡?éúíêo￠×óò2±e?±×?êY￡????¤·?°×￡?èaà?à?μ?ò2o??′?￡?±??2?????1yéò???3á3??óDó¤?ù·êμ?ê±oò￡???ê±oòμ?éò???3ìí??·?èù￡?′?oì3Y°×￡?????è??￡??μ2?é????T??3?￡??é?′×?è?è???μ?ê?D??￡
éò???3àù×ì￡??°?ò???¨ê?òa??·¨×óêY??à′μ??￡?±óD??°2??μ?ày×ó?ú?°￡?éò???3′ó2???μ???ê??to?ê?￡?·′??×???2???μ?ê?￡?°×?￡?￡μ?ììμ?￡?ò?×°??1ü￡??ì??°?μ?′ó??·×·×????￡???2???ó?°à×ó1ü×?éò???3￡??μ?eèy??o￠×óμ?′ó??à′￡??°μù?μo￠×óμ???×?òaé÷??￡???è???òy??Yμ?ò2?é?ü?òμ?o?êêμ?￡???á??úo￠×ó3?éúμ?ê±oò??3?à′?￡?±
?°2??±￡?μt?úía±?μ?ê??é?|￡?è???±eì?2ùàíá??￡?±éò???32?×ó??μ?D?￡???2???×?ò?2??yòaá?2?￡???2???·??yá?2?·￥???í?y￡??°?òoí?tμüμ???×?ò2ê?μù??μ?￡?μù??×óà?????2??à￡??é??o￠×óμ?D?2?ê??è?μ??￡?±
?1yá?′|í¤×ó￡?éò???3×?±???á?￡?′?′ù??2???￡??°?????üμèá?óDò??á?ùá?￡????ì1yè￥°é￡??ò×??o×???è￥?ío??￡?±éò???32??2??óDè?μè￡?2?1ü??·?ê?2?ê?×??oà?òa??μ?￡??yD?à???2?à?òa￡???2????T·????????ù??×ó￡??úéò???3?′à′íêè???±?òa￡?′ó???ü??oí???¨???ü?????ˉ2??à￡?à?êy?üμ?á??ío?￡???μ??T?μ?T1ê?????°±úà′?￡
??2?????á?????￡??°?ò??????è￥oó?ù?μ?￡?±???ùà′μ???????ê?á?μ????áí?×?2???á?￡??èè????ù′§2a??á???μ?D???￡???2???ò2à?òa?????ù?a????×ó￡?·?×?éò???3???Y￡?·têì?y?ˉ??oó?úêé×à±??′á?ò??á?ùêé2?è￥á??ó′yè?μ?′1?¨ìü?￡
ò??·×?à′￡????ù·￠?????ü????±?é??￡?±èé?′?è?êy?÷???àá?2?éù￡????ùà′μ?ê±oò?í?a?t??2???2???òa????oí?aμ??ú?á￡?2?ìá??à′á?￡???è?μ?????μ???óDí￡Daμ?ê±oò￡?oèá?′ó??ò?o?2è￡?2???×???2???′ó?o×ó??í·?o?o??à′￡?D???3?×?é?￡?óú·￠3?μ???2????Dé￠òY??￡????ù3éá?3é×ì??￡???é?×°×÷??òaμ??ù×ó￡??°??′óéùòˉà′á?￡??±
??2???μμò??3￡???1óê?è¤μ?ê?á?é?￡???2????íó×?′ó??×?é?á?ì¨?×￡???2??·μ??àà???í·??á?2?éù???¨￡???2?????oá2??úòa￡?éìê?μ§á?μ§￡??????Y×óà????±?ú???ù??±???×ù￡???1aé¨1yó???á?μ?2è±é?￡?3ˉía·??àμà￡??°???????ü·?2è?￡?±
???ù×ì????ó2￡???è?è?2Tμ?′?êy?à￡??ù?àoè??±￡????í??3??üá?￡?2?1y??×è?1D???·?2è￡???é?′?×???oíμ?D|￡??°óDàíá?￡???è?à′ò2ê?òò?a???°μ??ó?á￡????°??à?è￥á?è?￡?íμá?ì?·òè???òaμ????÷￡??òéí±?μ?è????ì×￥μ?è?á?±??a??3?3?à′μ?è??è×?á?￡?2??÷???μ￡???D?è?μ?×?é???ê?×·??1y?ò???×μ?￡??üá|è?o??ò?ùá??a2?1y￡?·?????????3?￡??ü?°μ?3yá?′ó???ü??μ???ê?￡??òD?à??????×?￡?±
oí??2????μμ?ò?°?ê?êμ?°ò?°?ê??ù?°￡?DéDéêμêμ￡????ùè???2???×??oè￥?D??￡???1a?￠×???2???ò??ˉ2??ˉμ???￡?????2?????D?à?ê??TDíμ?￡?D?D??ê?í?êé??í????D?è?óD?ó￡?óèò???è?￡?±è?e??μ????×óD1y?????T2??°￡??a?ùμ?è???òaê?·??ú???ò?ào?￡?D?à?2??a??μ?ì??￠￡???ìy??2???3°·íμà￡??°???¨???ü??ê??à3?á?2í×ó?í3?à′??±??êò§è?￡?òà?????ü?°à?μ?òa??￡???3?à??üoí???¨???ü???aμDμ???óD′ó???ü??á?￡??±
???ù×?è?ê??a?′è??aμ?￡???a￡???2???ó??￥·íμà￡??°2?1y￡??ú?ò?′à′￡????¨???ü??μ?êμá|?12?×?ò?oí?ò′ó???ü???aμD￡?μ±è?￡?ò2óD?ò?′×???μ?ê±oò?￡?±??2???×?ì???1ó￡?ó????á??￡????ùD?à??a???éá??ú??￡???2????ùo?￡?????ê?ì??ê?á??é2?×?￡??1′ò3?í·??μ?μààí?1??2??òí?￡???è???×?ê?±eè?￡???·?????ó????eà′á?￡??aá?×ìé?í′?ì3?ò?ê±????￡?2??μμ?￡???2????′2??eè?￡?3yá?×?D??1óD?3·???μ?×??o￡?ò???è?óDá?è±μ??í2????ò2?μ?·¨×ó??????￡?áa?????°??2????????¨???ü??μ?DD?a￡????ùì??èóú·￠oíé?á??￡
?°???¨???ü??2?±è???°￡????′2?é??ò??×?è?óD??×??oμ?àíóé￡???è?à′?1ê??￡í???2?òa?éòa???°μ?ê??￡?±?êé??ù??????1?è???3?é??????aμàá?￡??êé???ì????ò2?ê?ò?ììá?ììá?￡?è???μ??á1?￡???è?3?o???μ?òaá?￡??é????×á?￥o???ó??úòaá????D￡??êé??????òμ?è¨à???′ó￡????ò3Dêüμ??í???à￡?′óà′??óDììé??a??????μ??ú±yμ?ê??￡
??2???ì?á?ì???￡?ê?°?í?×?ê?à??à?¨′éμ?±×ó￡??t2??D?μà￡??°?????üòaê???óDê2?′ê??í??è￥°é￡??1óD??è??í1y?êà??yê???à??|μ?ê±oò?￡?±?°íê￡????e2è±?á?á?òá?ò??ú￡?ò??±?í?íμ??￡?ù?????ù?ó??à′μ??°íì??á???×óà?￡????1??×?è???2???2é??á?è?μ?ê??é￡?????è′ê?2?o??a?úá?￡?óì?￥???ì￡???ó2×?í·?¤μà￡??°2??aμà??à????°DD??μ?è??òμ?á??e￡??±
?°2?à??????ü·?D?á?￡??ò×??á??°ì·¨￡??èè????÷òa′òμ??ò???òè?μ?í·é??íòaóD?üá|3Dμ￡oó1??￡?±?μíê?a??￡?2?μè???ù?ó?°￡??eéí2???1ó3?é?￡???ó?ó?×?á?￡????ù????￡???2???μ?òa???íê?è???×￥μ?á?￡?á?è?μ?μ×ê?ê2?′è?￡??1óD???°±????ò?ü??é?μ???è?ó?ê?ê2?′éí·Y￡?ò??D???1ê????￡
??1ó??á?è?????μ????°ìy?ú?úà?￡?2??÷°×??2????ao?òa???ù?μ￡?ó???ó??1μ??′×???2???￡???á???×ì￡?èì2?×??êμà￡??°′óéùòˉ???′?μ?á2??áè??????ü???úD?′??1oT￡??±???ù??è???2?ì?á??a￡??é???è?aD?è?×óμ?1?2ìà′?′￡????ù??2?ê??òμ￥μ?è???￡???2??????ù?μ￡????????ù??óDê2?′??·¨????ò2?2??2??eà′°é?￡
??2???′1í?￡???1a???ú3?×?é?μ?????ê?é?￡??°·?ò?×a￡??°???ò?éD?á?￡??±
?°1¨′ó·ò?μ?í?aD?ê±è?á?￡?éíé?μ?é??úo?μ?2?2??àá?￡??ù3?ò??±ò??í??D?1yà′á??￡?±???e???òμ?2??é￡???1óD??￠?￠ò?3á￡?°μaaμà￡??°×??ü???¨???ü????óDê2?′?ˉ?2￡?ía±?μ???????á????±
?°???é???é??￡?????μ?2?ó?1ü?￡?±???¨???ü??μ?ê??é??óDμè???òD?à′μ?ê±oò?ù?μá?￡?′óé??μ?ó?￥ò???è?????óD￡????ù3?á???μ?D￠×ó￡???ê±?′1üμ???μ?μ?·????′í?è???á?ê??à￡????°????ì?·òè??′2?μ?′ó·ò????óD′ó??à?3?à′￡????¨???ü?????¨óD????3?è?μ?í¨μà￡???2??¨??ê±???¨???ü??×?ê???ê?′ó°μμà×?μ??￡
??μ??o×ó￡?áá????o?ìá×?ê3oD???Y￡???2??????e×ì??￡??°′óéù·òè?D?á?￡??±
?°D?á??￡?±áá??1§?′′eμà￡?·??à??±?μ???÷?′?é?￡??yê?à?μ?ê3oDê?éò???3??3?μ??aμ?￡??μ?è3?μ?μ?μ???×ó￡?μè??2?????à′oóò??eó?é?￡?è???è???à′á?￡??yê?à?μ?ê3oDò2ó?2?×?á??￡
??2???í??a??￡?éò???3′?á??tμ￥ò?ìé?ú??±???é?￡???3?′ó°???ê?±??úía±?￡???2???????￡?é??°ê?á?ê??yê?D????è￡?·￠???ˉoíoó2??é?aê?￡?í?á?D?ìé?ú?yéí2à￡??°?ò???í?ú??é?ó?é?°é￡?ììà?á?￡??òò22????ˉá??￡?±ê??§?t×?éò???3??×ó￡???1a??èá￡??°??è??éì???á?￡??±
??2???×?á?2?1yá?ì???μ?ê±??￡??y?ˉμ?????D??íê?òò?a??×ó±?ì?á?ò???í′D?μ?￡?o￠×ó???ˉ?μ·±￡??a×?μ?ê??y￡?ó????èéú??ó???D?￡??°??2??1ì??òá?￡?1à??ê???×ó??á??￡?±
áá??°á×?2è???é?ú??é?￡????ù°ú·?á??aμ?￡?éò???3′D°×°?μ?ê??D?e???Dò??é￡???2?μ???￡??°1e?è?èμ?3?ò?o?￡???à′×?á??ò??ê?×?2??°1?μ?á??￡?±1e?è?èê?μ?í?μüê???2???μ?è?￡?éò???33￠1y￡?????±è2?é?1e?è?è?￡
?°?aóDê2?′o?μ￡D?μ?￡?è?????·′?′?àá·?°￡?ê±????á?′?êy?àá?óD??éá?×?è??í×?μ?o?3?á??￡?±??2????úéò???3???eò??éμ?ê±oò?±?eéí×ó￡??í×?éò???3μ?ê?ò§×?á??aμ???μ?éò???3ê?ò???￡?ò?′ó°??aμ?μ??úá???é?￡?éò???3???1μ?μé×???2???￡?oó????è??è??￡?·′??òaóì?′??μ?ìòá?ìò×ì′?￡?1¨′ó·ò?μ?3?Dèy?????í?éò?DDê?á?￡???μ￡D?éò???3éí×ó3Dêü2?×?ò??±?????y￡???éúéò???32?ê???°2·?μ?￡??????áá?2|??￡?×?oó??è?Dá?àéò???3?e?e￡??é??2???D?à?ê???2?í′?ì￡?ê????′?üoíéí×ó±è￡?o?±è′?ê±￡?è?2?ê?éò???3′?μ?ò?éàì?1yá?è?￡???ò22??áéú3?±eμ?D???à′￡?éò???3′?μ?ò?éàáì×ó±?à′?í′ó￡??1è??T??ê?μ??ˉà′?ˉè￥￡???3?′ó°?μ?·?1a￡??3?Doó￡?éò???3??à?′óμ?2?éù￡????úê?à?ê?èí???ˉ￡???2???ê????ˉá??ˉ￡??úéò???3??àáμ???1a?Dì???á?ò?éà?ú2à￡?êì?tμ???×?à?μ?·?￡?ê????￠?￠ó?á|￡?2??a×?μ?ì?á??ú??￡??°μèéúíêo￠×ó?éμ?óé×??ò??ìúò?·??￡?±??á?o???????á?￡?D??D2???êüê??ùμ??￡
éò???3?3?Déí×ó±??í???D￡??2??èíá???à′￡?ì§ê?????2???μ?ê?￡??3á??????ú???ú?Do???÷?′?é?μ?áá??￡?ò§?àμà￡??°?ì?é?a￡???÷????Yá??￡?±2??a??2???′ó???ù?§à′μ?1???2?￡???′??ˉ??ê?à???òa?ó×??yD??°μ????22??á±?é???￡?éò???3?°1?á?Dí??2?êêó|??à′?￡
??2???ò2?aμà???ú2?ê?ì??eμ?ê±oò￡?3é??ê?￡?·13?μ?ò?°?2???1yé?à′￡?éò???3ò?éíμ￥ò?￡?à?±?ò2ê???óD′?ò?·tμ?￡???1???μ?ê?ò???è￥?í?àμ?á?é?·?é?￡???1aé???μ?í?×?éò???3￡??′μ?éò???3D?à?·￠??￡??§?§?á?áμ??ê??￡??°ê2?′ê?￡??±