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һ:ȥĸ	



ʱǨõĴ







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һů۾ûüһǸƴŴϵСһףű̹ǵɱ⣬ǰ



С㣬Ҫȥĸӣ㲻ҪҺġ



ȥĸӡ



ģֱһ˵ĸʱģ



ޣֻˡȥĸӡůı۾ȴ٣ԭһ˱˵˼㣬Ȼƽ







ߣһ޳ˣٴǽڷָ䣬һ̡



˵̻ңԶ



˵˱ĺɭɭûһ˿¶ȣâǰĳС



·һе



飡



ҵűƿ



̶˶һ˿ݣʼûκζȻվԭء



ܿ죬һŮʿﱧһʲô߳



ߣŮʿĵͷĶǰһݣǸ۵Ӥ



ĺӣ죬ʹ˹ͷ΢ޡ



ŮʿĿϲ֮飬˷ܵĵϲ:ܣСү˳ˡ



š



Ȼһ˿ֻǺᶯ˶ƺʲôվʲôҲûʡ



ŮҽĿ⣬ڰ׷ӷ·˱̲סӣ˸¡



Ȼ鴫



ǸŮˣʮ꣬Ǵõ껪ûˡ



ˣǸŮˡ



뵽ǸŮˣŮʿ˲鵣ǣСĿ:˴ѪΣգҪȥ𣿡



ˡ



λش٣΢ӿЩϸ۲죬ܿЩĹ⡣



εúܺá



Ůҽûһ˿ݣһ



ŲǼٵġ



AĴϵٶ䣬ϲů¶Ըȥһۡ



ǸŮҲǻãԭФСۿҪˣȴǸŮ˺һܡ



ѹֺ



ٷ˾Ǽٷˣķ֦ͷҲûܡ



ŮҽĵƳһСĵĽĺӣݸˣϹϾ:ܣӽۣǸϽɡ



Ŷ



ΣЩ



ӹӣźתߡ



˼Ȼһ̲ȥ



Ŀͦô?



ûͦ



ĪĿ־˵ļ⣬˫ʼ䵭ӣڳһ־塣
ڶ:Ҫʧ	







ഺǼС¡顣



ž



Ǿʲô˼ʲôʱѲŮţ



ƤŮˣһĵŪԼָףһֺĿڡ



ϣһϽӹǻ



ǲҪ֪ôСĵڱͼҪǵԵŰݷãС϶СġڣǾȻʱԣСŮš



ʵڱǸҲû취ԭСŮһ£ǡԷǴʽġͷִԡ



仰Ů˲ŪèЩĿ򸱵ݡ



Ƭ̣ŭЦ۽ǣŪ:



ǡ˭ѵ֪˵ɣԷ˶Ǯ







ԷʲôͷأԭǮҽģⲻԼõֶô



˵



ڣȫĬΪδޡ



Ȼ˲֪ǰְϷ



ȻҺǮ?



ԥƬ̣ΪѵĿ:һǧ򣬶ո˹Ӱĳƺš



һǧ



Ӱ



ФСɿӹһ˿΢ȣѵǸ?



뵽⣬ФСµױݱ࣬ǸŮڹͷĺܣ˵ɲ⡣



֪ԷǣФС񲢲ãҧҧӲͷƤ:ǡһǧѣҳǧһվɡ



ѵͻȻƿ



ФС㻹Ǻʹǰһϲ˵Ķ



һȻ⴫ֵ˼㣬ŷ̵Ŀǡ



˳ľƺɫ׵Ƥҫ۵שʯӳŴӴͶ⣬ԽԵҫۺ졣



һĺ촽



Ȼȵϸˡ



ФСĿŮƵǰһ룬δôŮˡ



Sum ˣ



ݿˣ϶ѺֺõЦݣӣкŮ¡



ŮƲ˵һۣ̲ĵͷݵ£ȻӿڴͳһŮʿ̣ĳһڡ



̧ͷФСźۣ˼ȦаȵŪ:ǧ?ФСȻһĲƴ֣ϧ



΢΢ͣ£˵е̻ңŽ˵:ϧܸݴ󣬿ɲֹǧФС㣬Ҫʧˣ



ͺǿԸϬ˼㣬ФСʱĿⲻŭ·ĺ˲佫ФСס



һʱЩţݵһ첻˵
:ط	



ǡһСĵӾ磬ȻSumС㿴ⲿСǾøˡSumС㣬ϣǲǲ̫ûˣ



ФСǿ˺ð죬ǿǿѹ·ӿŭ˻ȥ



䣬·ⲿӰ͸Էġ



ŮҲգһģڵϡ



øңû뵽ФСƤͦģǸոˣǸǧⲿŮǵģФС?



ɭɭĺϯƺ뵽ʲôͻȻӵվסФС򢣬ʹФС˼:ФС㣬Ȧ磬жš鷳ҼסѿҵĶιҲǧǡ



Ů˵Щ̱ĻʱµϾȻһֱĨûһ˿¶ȵ΢ЦֻĿԽİϵȶŻ･ļأĺһ˿˿硣



Ƭ̣ɿФС֣ӿڴͳһ˿Ĳ˲ģֶ̱ڵأŴФСϡ



ƺ뵽ʲôڰ﷭˷Ȼһſհ׵֧ƱֶФСϣ䵭ɡ



ФС㣬ҽҩѡ



ˣȰһ䣬ФСɱ벻һĳüˡֻ«ұץˣҲһܲˡ







糡ڴڵŷӿĺɫȹ



ͣڴźȷˣ˼һ̣Ӯˡ



ƿţ˲佩ԭء



ſͣһεep9ȫ˼ʻһܳȫ20ǮҲһõ



޵кĳԣһ޳Ӱ޳ָһ̣ͷ΢ͣվڳԡ



һ˲˽ԭأɤۣҲҧ÷ᣬͫ͵һҲŶ˶



䣡



û뵽



벻ͨһŽƤң굽ô̵˵ȥĸĸֵġ



ĺ˵һ̫ںФСˡ



ڣҲФСġ



ǣǷ̡



ˣȴɹûɫ㡣



㱼䣬һμҲģһɫװûһ˿飬һܳ



޳ָǼ䣬һǡ







SumС?



֪˶ãݵŻعƤ˲īɫУûһ˿
:Ϊʲôô	



Sum



ǴSumǸѾů



ݼԷûлشȨһףŹҧһ:SumС㣬ФСҪˣΪ˱ⲻҪĳͻҪ뿪?



ŶζԷ㿪ˣĻ·˺ķ:ʲô?



ݵһ



λǹӰ󣬸ǳġȦࡱ



ǰֻš΢ϼˣĿ˺ФСʵ˺¡



ɡФСͷϣȻ棬һֳײֱ﷢˺ФСһΣ϶ⲿɲõĸӰ졣



ʱƳ˲Զĺܲá



ѩϼ˪ס˫ȣӲͷƤٴδǰȥġ:SumС㣬ɫˣõҪǸðˣѴ̡



Ŷ



ԾĻشһ֣ôˡ



ʵůҲ̫ͣá



ʹ꣬ٴμ䣬ǲܺܺõƿԼΣա



ʱФСպôӳ



㻨˺üӣǿͰ·û뵽Ǽ˻û뿪



Сûб˭ô۸



Ҫӿ첽׷ȥȴߵľ͵ס·



С㣬ܲˡǧҪ嶯



˿ѹФСʾ⡣



С㣬ǧҪ嶯ӦȡܲõǸС˺ݺݵԸͷ



Сǻʵģ϶֪ǹڵЩء˵ǻ¡







ⷬФС۽һ˿΢⡣



ոǱСͷˣǽҪ˳·Լȥμӹ˾硣



Сˣ㵹ù˭ƫƫǵС㡣



ö⣬ФСЦݣСӣ׷ůֽůĸ첲ס



Sum㣬ȵ



δˣһ·?







ůסĸ첲˲䣬ֽޱȶģʶ˦ֻԼ֡



һ˦üͷ΢塣



ˣһֵӾŶΡ



~



Ȼһľ



ФСĵһȻǱˤڵϣǻĿůԹڵ:Sum㣬ΪʲôҪ?ǰҸԸŮǵλãֻϣܺദΪʲôô?
:ů	



ФС㣬û뵽˾ҵϧﲻ̨Ҫôտݼ



ůһ䣬˶٣ĿһԵͷһֱۣʾФС



ȻФСҪҲȥءɡФС㣬Ҫ֪ҵʱܱФСɱ͵ʴס



꣬Ը˷츲صı仯



ФС۸?



Բˣ



ԣФСһ·ߵͷʱѵͷļ¼һ?



ǡ



ФСԶƬ̣תһ룬ȫ¼Σ޷죬Ƶ￴Լ



Sum㣬Ѿһˣ㻹Ҫ?֪ⲿϷ˺ܶǮ֪ǰԸԸŮšݵĻҸԸ˳ȿȡ



㡭



СФСԣõ˰ʾ嵽ߣ۵Ĳĸ첲



С㣬Ĳַ?



߲?



ߴ˵ͳƵ͵ĴФСϷ



Ĵ٣ǱĻҪϼ֣ż



ů̧ͷȥ



վԭλѾ꣬ͷԭأ˲ŷ֣ɫƤЬԺüͷ



֣ǰǲ̵ġ



ע̧ͷ׼ȷǵĿڡ



ա



ͫһ˲·𶳽̼䣬죬īɫ˲䱻ѪɫȾ졣



ФС䶢Сһɫ˲˰ף׼ʰǸС˵·ź棬ȰѺϳ



꾫Ṵˡ



ͺ͵ǸůһֻůƯѶԸ˵ôůǸѾͷ



ѵΪһֱ?



뵽ФСԽ顣



Ѿ˼ߵ죬Ϊ˳ڶʧȥ硣



Ͻվߵߣֱӳ֣뿪



һ㿪˶Է֡



磬СۡФСίĺ



Ŀ:ǰҩꡣ



ФС:ȥò?˵ˣҪȥĹ԰أˣ



ФСǹĹ԰ġ



죬ҪȥĹ԰￴ůǸѾͷФСҪѺ䣬Ǹ꾫ůůǸѾͷˡ



ФС㣬Ȼ㲻Ϸˣˡ²ˡ



ůФСϾ˼Լÿ˴Σһ仰ת뿪



ФСĿⶢ뿪ůţ̲ס̽˾:磬SumС㳤úůء
:Ḻİ	



仰ֱӴ˺ۣФСҲʶԼ˵˻ůֲ˵ڣΧ¶轵üȡ



ɫ˵ҹɫһֻһ˫ӣһ⣬ݺݵĶǰŮˣƺһҪǧС



Сŵýһͨһڵϣɪɪ



ФСȻǿվҲɸ⼸ԸԽԽ£ϴڷ԰ﲻСᵽů֣ڶ˾ʧˡ



˵ϿֱǸˣѪȾİ׳˾ޡ



ڸղ̽Ǿ仰ˣӶˡ



˿̵ĺɫź˵ϢһֻҰޣɢѪϢ



˵ˣκ



һ룬ФСĺݺݶסѵαǼصö࣬ͫ׾



ѵ



򿪣һӵ޴ֱӰһ˺һᡣ



ůߵԼĳԱߣ׼뿪Զ˱ŭ



סŵ֣˽



ԭҲȻᶼᡣ







ǷģǷǷġ



Ƿһģһĺӵġ



ǷռŵѪծ



ůֲ˲ҧҧŬƽӿװһƵģֱӴ򿪳ţһŲϣɿ뿪







ţůЬƣĽԿֶϡ



ԺҺģÿֱɳȥλñͷ˯



һֱ˯Ȼѡ



ůĴ˸ǷȻһġ۾һһŷŴĿա







Ȼ˯ڰĻ·ʲô޴ľţ˼飬ֱӵŽ䱼ȥ



Źϡ



ɳϵ۾Ŀ⿴Զϴ䣬Ļȡ



һѾʮ㣬صҾͿɳ˯ŵһţֻèһɡ



ԭ뽫¥ϵģû뵽ָոսסȴת§סһҲһֱ§ˡ



ɫůůҲԡȥ







ůŸոϴãҲƽ࣬ûô߳ԡҡһ룬ű˴ƿԱߣбһԵľӣϷʵ:SumС㣬СүǵһΣḺİɣ
:ҿû	



ȥĵһΡ



Цůƽ֮ǰθҲɢ



˰һۣø첲ֱײ߳ȥ



˳ͷָ׻ֻһɵ㣬վԭ̲סͷᡣ



ǾޱζҽҺζ֣Ӵս˵Ӱúܳ



ɾĶ̷ͬϸԿ̵٣Ƥ˫ǵ۾ֻݡ



ůǰͶ˵ƾҪǳַɱһС⡣



ֻϧΨһȤֻҽѧ



˿տҲģ̾˿



ɵѾͷСүһαŮ˯Ȼ·ûʲô¡







ů¥·ʱպýӵ·ĵ绰



SumФСôˣڳ÷зģϽô£ЩƬϸǲPģ



·ž˵һѣůȻЩ£廹ˣӦФС飬ʲô۶ӡ



Ŷȵȡ



ůöŵ绰˳iPad㿪΢˷ǰ嶼ᵽ



#ʾSumС񣬾Ź#



#SumԭȻǿλ#



#Sum͹ݵʷ#



#СλSumΪ#







ů÷ȥֱӵ㿪ѵһҵνġ֤Ƭ㿪ŴӦФСˤʱǸĵġ



SumƬǲP?ҪҪ˳?ҪҪϵ˾Ǳߣ



·һ˺ü⣬ůŲ˾䡣



ţƬȷʵе⣬ƬֻФСĥƤ˾ȫûиҼӡ



·ڵ绰Ǳ߼ֱըˣżѪѹ׷:û?



Ŷůգգ۾Ļش:ҿû



Ǿͺá绰ͷһ



ţůֿ:ˣʲôץͷӡźݻȫһ顭



ʲô?·ٸᣬ˶٣̾˿:Sum´δǰܲȸһ?



֪ˡ



ů̵ֽ˶Իֱϵ绰֪Σ·Ụġ



㿪·ͨ棬ůɨһ飬Ŀһͣ



ߵ㿪ʼи־ͨ棬ͨϵʱĳ˵㣬صǾƵꡣ



Ƶڷ԰棬ǺҵĲҵ˵ⳡᣬǺġ
ڰ:	



ůʱøĿⰵְָɫЩס



ڷ԰ס꣬һ۵ΣϧѺȫǶ֧顢Ѫģʵ



ȥĸӡ



ͼݣǷ԰ɨĶ䣬ǿǵ飬ôܼ޸ܡ



ҪֶĵķλȢФСˣ˵үүȹܵĸףǡ



͵һᣬĿŽ˽ůнһݺҧҧ´һ



꣬ռҲ֪ô뷽跨ȥҡ



Ǻĸĸһ鱦ǧңүү޸䡣



ǴΣǻƬ



Ƭϵˣһٵرİ׳һ˫ɾ۾ֻһۣϲˡ



޵Һһ£ûмƬǸˣһβ䣬ŴӼӶ˵У֪ʵϲˡ



һ϶ľ뿪԰ҲᷢЩˡ







ѾߵˣصԼİ칫ңո£Ŀɨϵһźɫ뺯



뺯:ܣլǱģϷ˲ǣҪھƵһδᣬΪɽĺӾǰĹأ͵㶫ȥ𣿡



źʱ䲻ˣ֪ϲμᣬرǺٰģÿζ͵㶫ȥ¡



䶢ŵԽϵϵ˼룬ȻŰתصϣ鵭Į:ǶЩ?



?



Щ⣬û뵽Ȼ⣬Ӧæҵĵ㿪iPad˷



оӵܡܶǧ˰С㡢ոջعSumС㡭



֪ˡֱӴĻӦֱվ֪ͨȥĵ绰ʱȡҪȥᡣ



ԣʱ׻ԭأӦʱbossѾ߳칫ˡ



̫Ǵ߳ģ



bossȻĵȥμᣬһΪ˰ϵĵ绰ȡˣ



һǸôĸĹ·ϳ˹ûκζܹȤ



ǴյʮȣҲֿᣬȥҽԺˮεĴʲôͬô?
ھ:	



ߵ㿪ʼůƬ棬æϵƵſʱѾϰ˵ˡ



³ǰ·:SumǹȦȹ⸴ӵö࣬ǧҪסԼӣǧҪ嶯



ţ֪ˡ



Ǻģ˿ǳĲǣAȨ죬ڹҲһӰ죬ٶøǼһӡ



·Ϊľˣ٣⻹һôĳĶҪ󣬿ɼ⼸귢չȷʵ



һ꣬ʱڸ֣Զ·ķӦе֡



İɣ˲Ҳˡ



SumȦˮԶȹҪö࣬رңŹںüֹ˾ڹ㣬Ǽǧܵ



ţ֪ˡůЦЦĿ·İɣѾǰǸ֪صСѾͷˡ



ˣһȥɡ·ǲģͱһ˫ƻسͬʱϡ



ů˾:ϰ·ͻؾƵ꣬ҡ







Ĩ۵ĻӰнԶ



·֪ʹ׷ȥҲûãSumǻٴΰس֪ΪΣЩĪĻţܾûᷢʲô¡



˼룬ͳֻͨһ绰



ιҵSumСھƵ鷳һܲȥ?



š



绰ͷ˵ͳö·һǿ򶨼·







ų̤̊ףſڡ



һԭֳ¶ĵ顣



ӴǸ⼸ѺSumôҾȻҲ?



ǣ?ûôŮеֶΣᣬ˵Ǻܼ򵥵˯һ¶ѡ



˯˹ЩͷӣרŻعˣϧˣúõһᣬ̣ˡ



꣬ФСҲˣһָᷢʲôȤ¡







ФСվ룬ɨſôĿĺɫ۵׶Ǻݶĺ⣬ϻαЦݡ



Ժ쳵ϣ˵Ļ



ФСҿȹϣѾˡ



ǣٸһΣһ㡣







꾫ר͵꾫ģĿľҪⳡϣֻ꾫
ʮ:˭?	



ȻҳȻῴô



ФСվһŮǺ丸׵˽ŮٻٻٻٻòʮţⱦФСγĶԱȡ



ԣüͷѵ:СϾǹڳϣҪ˰ɣ



ФСɫ΢䣬˽žƱ:ңҶˣܴ⣬ٻٻ̫ˡ



ǣҲڣ̫ѿӰҲá



ٻٻС㣬Ȼǹȫ֪֡ģֲҪĺ꾫ûй˼ɣֳţ컹ҡڵᡣ



԰԰Ƕ֧С㣬ֲҪĺ꾫͸úݺݵһ



ԱߣФСļͬ׷׸͡



ůŶ룬ûṳ̈ФСѾŸ߸Ьֺǰˡ



SumСݹ٣ôһҲûд?ĪЩְ֣̫࣬ˣ



ФСûڰɣůü΢΢һ壬ƤЦⲻЦסӣЦ:ֱӰѻذᵽˣô˵һʺζ?



SumС˵δ̫ˣʲôʣ˵ϵĴǣô˵ģ



ϵĴô˵ȷʵ֪ФС㣬ʲô̸?ʣҼǵãФСĴѧĳҰѧɣ



ůФСʹȥ



·ϣⷭ˹ФСİԡ



ƪĽˣФС֮ûܼ޸䣬˵Ϊ֮ǰǳûϹѧνĴѧǹһҰѧ



ߴߴ磬ů



仰ФС񳹵׺ۣеĺƱ׼ԷùȥжͱԷס



Ƭ̼䣬ֳһİ˶û뵽ⳡڽֽ֮š



˹֮ʣůѾǿƵĽФСеĺƱݺݵˤڵϡ



ž



Sum䣬ݵĵһӰʼûùһȫһйʮۡˡɹˡˡθѪнĳɾ͡ʹѵ̨ʣҲߵÿһоݿɲ飬ЩڳλԱܹ?



ůһ̣ȫһš



SumЩ¼ʵ󲿷ֶǲʵֻǵأֻŰԣûȥ֤ʵ
ʮһ:ٻٻ	



ФСûҧס´ҲճȭͷۿҪŮϺȥ



ٻٻСʾ:С㣬Ҫ嶯Ҹ߿ء



ٻٻ˵ţͬʱ̧ͷSumȻԲ:SumС㣬С⼸ˣ鲻̫ãٻٻд϶һƽϵġаСʱ͵ĻڣҪҪҸλ?



С㲻ǺҵͳС㣬˵һɴҹķһǴСϸĽ̵ǵġƣ治ֻ䡭Сʦء



ůŹФС񣬵ǺٻٻͻȻһܣٻٻάԼʵǸһѡ⡣



ʱѡ˺ФСȥͻԵ̫С



ǣٻٻٲȻ̫͹ڵ粻ǵǸɱůˡ



֮ԸŹФСԭȫΪ身ٻٻһФСẫٻٻ



ٻٻǰٻĸһŮƺĸŮںһǮԶ߸߷ɣѺٻںҡ



ٻĳȻҽܣһֱ˷ӹʮּѡ



뺫ҺĴǲģȻͺҵҲ׽Ҳֵ󲻹ĵز



һеĸı䣬ǴٻӽʼģٻĶλܸߣҲ⼸Ӵ˶ˣ



ٻǸɣһůǰˣһȥǱܸů



Ǽ£϶Ѳ˹ϵ



ҲΪǼ¿ʼġ







ůΪ˶ů֪˰Ľ٣Ϊǡ



ϵĵƷȷʵǴһ𣬾ԵЩ֣ײġ



ǿһ֡



ղֻŰSumSumһϰƵٻٻϡ



ܿ죬м̲סЦ



Sum˵ûע⵽С湻ֵģ㲻ûһ㣬Ҳɥġ



꣬һͦģȹͼֵưСʦôô?



Сϲʦ䣬˵СһʦȡЦ֮һֱԼˡ˵ǰ񡭡



˹ѹ˵







Աأ



ٻٻƺȫûЩӰ쵽̬ĻһԱº͵Ľ:SumСϯ
ʮ:ƽ	



ůζĿٻٻǹ䣬ղſ϶޲ɱԼɣεúܲ



ֲãԼǰ



лл



ΪһеòҪеģЩѧҷԴԲˡ



лůŷԱߣ˵ĿУʳӱߡ



ֵõ͵ˣвĿߡ



ůȷʵǸŮ



ȦŮܶ࣬Ҳͣ崿Ů͡ŵ͡Ľ͡



ůȻ͡



ůѾóԿ͡ҵҵıԼ



ǹ˻ǵķS͵ġĿĺ촽ֻǻŵױʵʵģĴˣǻ᲻һĭ



ĿѾˣůûйᣬֻǰɨһۣ˷ݿĵƷ



ϵʳȦŮ˵ǰ裬û˸ҳԡ



ԭܼ򵥣ǽģΪ˹ճģֵֻһС飬ͻθ͹𣬽۶ȡ



ůõ⣬Զ٣Сƽ̹ȫ



ų˼ڣԼеһĿ⣬һֱڶ



Щ棬̧ͷ˳Ŀ⿴ȥͿ˲Զվŵĺ䣬˿







Ϊʲô۹⿴Լ?



ѵϳ?



ûϳĿǰȷһ㣬Ѿע⵽ˣΪʲôأ



ˣողļФС



ôϲФС



ڼ䣬Ķ˵



ůԶȲС񡣡



ʲôûãⱲӶϲ㡣







ů֪ķӦȻʧЦӣſ˴к



۵ôϲҲĹˡ



һǻѪǸȥĸӡҹʧǸجġ˲䡣



ڣֻһ뷨ǡ







ܿ쿪ʼˣǰʮӶǺóһЩƷ㲻󣬴Ϊש



ůŻûʲôȤֻһľھǮա



ڶ˼ƣůЩڼȵû˹עˣŴݵȥ



ոն£洫һŲţФСϤ



ٻٻ̫Ǹ꾫ˡ



С㣬SumСϾŻعչڵ飬ͱƽˡ
ʮ:	



ûзSumǸ꾫úůǸС?ФСĿ˳ޣۿ΢죬ƺݶ˿ᵽǸˡ꣬ҪǸС˺һܣҺճɾһʼģ֪ǸСʲôȻһ֡ǿϧǸС̫ˣûǸϲĳҪǿһɡãһ˰ˣҲ



С㣬˶ӣϲǷֻˣȥһˡ



ٻٻԴФСĻ







ůĬվǽζӳ£ؿڸƵۡФСĻһѪܵĵҲ̶õĹȥүү·ϼģ˵үүոռʱһֻСèһϢүүһڷһˮϤιģ缺ռ谮С



죬үү˫ĳ:ﰢ㿴Сӣүүͬ޹ȥҪǹòҸүүڼ㡣



׼ҡţֶǰ׵ĺĸ׽:Ҫһ죬ǼҪҪҴһͨ绰һȥؼңԲ鷳



һӵүүһˡ



ҵĴİһбǣ򿪸ӣͨͨУһ߽һʹԼ侲







ٻٻ֪Sumڲ֪ΪʲôֵֺĸоSumůǸŮе񣬱׼ůʲôϵԣФС˵ůȥʱûšĿФС뿪תϴּ棬Ĭ˼ӣ̲ס:SumС㣬Ҫҵİ𣿡



֪Լ?ů΢ȣո˵ЩʵǹġһůκеƿٻٻǰǹһĨ̵Ц:û뵽С㣬͵˼ҳҲ֪



SumС˵ЦˣʵС㲻ãϲڱ۱˳̡˵ʵҲͦϲһġ



ٻٻĿϣԶźƵЦû뵽ȥˣӣһףһס



СҲůĿģɫĿŶԷ༥:һһС㣬ȻôΪС仯ٶȣʵ



С㣬ϴˣˡˡ
ʮ:λã	



мλãûʲô飬񱻶סıɢžǧ֮ϢֲŭѹΧһҶЩЩģϱĵĽġ



Ȼʮ㣬Щġ



ںһŮ˴źұߵĿλͬԱߵС:Ա߻ûҪȥɣ˵ܺͺ˵һ仰ء



꣡



Сʱųһ亹ϽסŮ˵죬Χûע⵽ǣһѹŮ˽͡



С㣬ѵûߵλֻФС㻹ЩС˼Ľ㶼֣Ψλܶһᣬ֪ز㣬ǲҪҡФСֶΣһӽܵһλǣǸǰűѡΪСŮˣǰ;һǰһξƻϣܵԱߣͱȥ꣬λ͵ھƵǱƵˡڣ˵ǣ˶û



ԲۣȦңҡ



ŮµĻشͬʱһ



ááԽ׳ˡ







ůűֻϴּԭλѾˣһ󸹱ıʮЦ



ֻûʲôøУȻȻǱ߹ȥҴƳһۣλüȫˣֻм俿ǰźһλá



˿̣ҪһλúôһϷƽ顣



ԣůûעλΧʲôˣҲû룬ֻͷֱǸλȥɨӽţһƨȥ



ϷѾʼˡ



ںܻҫѾ浽ʯλˣոΪ˻飬ѡλ







ůµ˲䣬ֳȫһ



SumȻֱԱߣ



SumԱߣҿһۣ



SumȻԱߣһۣȻڵͷֻ



⡭⵨Ҳʵ̫ˡ



ôҳԾĻں档



ĿӹŮ˵ֿ˿ֻŲµˣӦûп



׼ˣŤͷһۣ΢ɲߴ˴ա



ŮϵŵƮĿŮ΢΢βָƺ궼ڲһζ˲ӿϺͷŵĶߵŮˡ
ʮ:	



ů



ůô



ѵůţ







victory



ֻ﷢ϷʤůŴϷлع֪ķ˶ڶ



ôˣ



һȦĿ˺ߵĿ⣬ɲǼ䣬ͫ͵һţҲıš



˵иһЩƺѹõĳһɢ



Ӻüʮ룬żͳĿ:û뵽SumСϷôá



ů㶡



ԣոһֱڿϷô?



лл



Ů̶µ˲䣬˵ؿھĿⲻĶò̾ϢĻһ֡



š



̵ѸٽԻ˵עҲٴλصϡ



ղŷһĻⱻۡ



ʲôʱϷȤˣ



ˣʲôϷȤSumλԱߣ˭עϷҿSumСҪˡ



˵







ФС鱾ͲãЩԻӲǿװЦҲȥ



̨СһźľӣչʾһƷ:λƷɺٻٻСոմġ֮ңռҵѹ䱦֮һʧѾõĹ͢㡣



ƷһֳʱһȻ



ռңǿǶңڹŴռֻźӣÿһǧ䱦



ֻϧռźЩϷ·һҹ֮ʧˡ







Ȼζ䷽ҿ϶Ѿˣʹ䷽ġ



ֳܿ˳ˡ



ҳһ򣡡



ңһҲ˼˵?ҳʮ򣡡



ʮ򣡡







ů˽λϣΧۣļݺݵĲ˲



үү



үүȻһȺгһȥּۻۣ޲ɱЩ۵ˡ



ɫֽû뵽ٻٻȻ׼ҪۣΧȴİ



̧Ա߿ȥȻߵŮˣеӡ



Sum֣Ȼ˵Ŀ⡣



SumСȻҪ?



˵ر£֪Ằʲô۸񡣡



ǸʲôãѲ׼ҪԼˮ?







ůĿ⽫ڳȺɨһ顣



м۵ǼǹЩˮ̣ǹүүΪ䷽ˮڴռҵг
ʮ:ڼ	



ԣԲЩ˵үүѪЦ



۹£Ů˵ԵԽޣ·ħ˿ʱ۵׽һ˿ޡ



Ůɨ̨ϵչƷ:Ŷ˼Ҿɡ



㡢?



ǿñҰ



ˮ䷽׬ˣҲ



뵽Ǽ۵ˣݶҪҧˣФСץסʱָ:SumС㣬ˮ䷽ʵûʲôãαҪƷѣҪ˼ҵ·أ



۸һ



Ŷ?ů΢΢һЦ:档ԭФСôϲ򱧲ƽɣһҸߵļ۸ȥŶˣФСǺҵ׼ϱԼҵĶô˼ȥأ



ɫȻֱ䣬ſҫϣһɱϢż˿ŭһ˿һ˿ɢУ᳡һ˲䰲



ؼ۸ߵãʲô۸֮˵







䷢ˣ̨ϵԱϽһ



ϲSumС㣬ĵռһ



˳ºůЩζºͷԼߵĺ䡣



ĿбӵĿ̨ϣ˫īɫ۵ףƽûһ˿·ղųֵȫǼٵ:ãڼ㡣



ůƳ˺һۡ



֪ǲǻոպ



һĿǣһߡ



ФСݺݵĵů:磬ΪʲôҪ?



ü両һ˿͡



Ҫô죬Ҫô



磬Ҳ˵ˡФСЭ







ҪϢʮӣ᳡²ɣڡ



ůʱ֮ززˣɲںߣΧ̽Ŀܲ



ǣոʵ̫ͷˡ



ߵ˦Щ˵Ŀ⡣



ȥ͸·ϣպФСͼͬ顣



ⲻSumС𣿡



SumĵФС޵С˾ƾĻǵĹ硣



ĺӲˡ



ԱФСļͬSumĿеļ޼ֱβס



SumСֶǸأ֪ЩǮλݸĵ?



ǺǣSumСǮɲֹԵŶ



SumС㴲ϵĹһɣö¶ŰSumСô?
ʮ:ʧ	



Ǹ˵һԿ



仰µ˲䣬Ůԭӣ˲仮һη塣



ֻһͦΡ࿡İ˲֪ʲôʱվSumǸ꾫ߣһֻֽ§ڻһļơ



ĿźɨŶļŮˣȻϮǿѹȸУͬһ˫צס˼Ů˵ʺ



㡭˭?˲䣬ФСǸ˾˵Ҳˡ



ͬʱԺѸɨһ飬ŷ˼ȲȦģҲǹȦġ



һԵļҲ˵Ŀסһ񺮡



ůȻŤͷȥ˵ֽ˽һ˫аȵһۿԵ:ҼǵǳĲǣڹϿûһ˸㣬֮ǰĳҵĻҹ㣬㷴־һƣôﷴˣ



ůһŪÿЦã϶Ǿ·ģҪ·֪ˣ֪θ롣



ȻԼ֣ʰ⼸Ůˣ˿̻ǲò:ФС㣬㲻һεĽѵ?Ȼںԣ˵鲻ãʲôµʱɱûȾ㡣



Ů΢͸¶ΣյϢһĨǳЦɢź˵ζѹȸвǸ˵٣ֱ࣬ѹü˴



ФСŵ͵һ飬ͫ׾һĵĺһ



ﵽƬָ̣ۿǸ꾫Ҫ뿪۵׸һĨɱ:꾫վס







ůɫһݣĲӣȻתץסФСĸ첲ݺݵһۡ



򵥵СֽԷƷڵء



䡢š



ФС㣬ȻôϲƲԳԷƣҾӺˡ



Sumż˿ģФС˶ľ档



ֻѹФСϵϥҲŻԽֱѹ촭һѪζӿФСͷ



SumȻڴ֮ͥŹʹŭ˼:Ǽľͷ𣿿



ſң꾫ӡ񾭲







ůƺȫЩԣŲæĴӰͳһֻں죬ФСȥаȵĹ:ФС㣬ϲ֮֮ʧˡ
ʮ:Ź	



ů£ֱеĿںФСͷдº꾫֣ϸ˸档







ФС񷢳һɱƵĽ˾һ:꾫ҲŹġΪڹЩסҾҪȦȥˡ



Ŷ



ԣůЦһʲôرЦЦһФСվĿںֱФСϣĴ˸Ƿ



ФС㣬жҲ֪һĿԴô棬Ҷ㵽ף



꾫áȡФСɻ˵һ룬̲ס˿Ѫ



ǡůЦһٴδӿڴͳһ֧ƱⶪФС:ФС㻹أҪᡣϾˣҲǺġ



ţʵ̫ˣ



ů仰ֱߵˣƽ᳡ߣƵþʲô¶ûзһ







뿪Χ۵ļ˸ϽǰФС



ڻ԰İ߳һ޳ӰǸʧӰζĿֿ



Ͼţ˵ǲů?



һ˹ġһ۾ҲӰ߳ԣε̾˿:㻹ûůѾˣ㶼A˸׳ˣ㡭



ûм˵ȥҲ̧ů뿪ķ򿴹ȥ







صůŤͷߵİ:û𣿡



ûС



ˣǸŮҵôˣ쿴ûֳ?



ůʣ˴һĵͳ:Ųڰɡ



ôʵνŮȻôСʱǼ£ֻһ˼ǵãһ˵ˣػߵȨʧȥ



ôܴأ㲻˵Ҫ𣿡˵ţůĴհߣС˵:ҽŮԱɶǹȦ˶һһֱȲŮô죿ܲһֱŰɣҲϴСˡ



û˵ֻǳĬЦЦ



̸䣬ůеһϣ̲סڵķ



̼䣬Ŀײһ



۵׷·һˮڿˮͻȻ΢΢˿
ʮ:	



վڲԶȻ࣬ɿݷǷǹɾǧ֮ϢԽŨң·һʵĸ֮



ò˵ȷʵаԵ߻صʱ



ֻǾվڲԶҲֵߵļӸС







SumС㡪



ʱһϤůתȥʶĺһ̲סһ



Ȼ



ʱεˣȴҲݺݰԨˣ⡭



Ǽ£кܴĹϵ



ܾǰ硣



ůһֺķʽû뵽ٴμ棬ȴľƻϡ



үүıֶӣүүӣռҵԶףʵռҲûѪԵϵ



ĸ׸ļ޲ռҵģϸк¿ů



⣬괩һϴ÷׵ľȻվռſڣͷͬӰ:á







ůƬ̣üŽëҲŲ˲漴žµϻظһ糣ƽ˅죬һĵЦݡ



?



Ů˵ʸУһ˿ģ·һ˵ˡ



δůʻżǰһ˺ů֮ľ룬:ǺϼŵĿ⣬ĳʵ;sumСȻһΪˣ֪ĳǷңܺС㽻?



겻ԭԱӵҲˣɼʱǸĶ



ůеľƱ˻ΣĿɨһ飬:ûпô˵һ˾ɷŮˡãĵҲ?



û뵽Էô˵㶣ȻЦŽ͡



ʵЩʵʵSumСɲطϣңĳSumСˡ



ҪˣůЦʡ



⻹棬Һǵһμ棬Ҳˣѵ?







һ仰ͿԴ򷢵£ůȻĵ˺ü䡣



һ㶣ܾýůЩԾ



ȻǰҲᶾˣĺֱףһС˷ôࡣ



ڣůϸоĺ⡣
ڶʮ:˭Ҷһͷ	



SumС㣬ҶμӴģҶΪЩĺģǧҪ˺



ͨ졢²̨ʱٻٻԶΪΧȻĸůм䣬ЦԲ



ů۵һ˿񺮣ٻٻó£ģֵʱҲʵ̫ˣͻȻڨ϶ͺٻٻѲ˹ϵ



Ŷ



ůֻǼ򵥵Ӧһ֣ЦЦĿٻٻĺС



Ǻٻٻһοsum۾˫۾ľĶǣʶ



ԺһϤ󱳶ʱë亹ٻٻĵһ



ٵԼϵҰο



ģ



ǸСˣˣΪһgˡ







ȻůûаԤ·ߣΧ£ٿֵˣٻٻѸٵ˷üΪѵĿ:SumС㣬쵽ĶǰʿǶС֣վ϶ǺдܣԲsumСˡ죬һӣҪˣ𣿡



죬ҵԷǸ𣿡



źٻٻϿҡģů̲סпФСݼҪܱȵϺٻٻһ㣬Ҳᱻý峰Цûݼ



ůһٱ߶ţʵЩͷˡ



Ŷ?С㻹ФС㣬ɸղŲ⣬ҲҪϲȡֵФС?



ٻٻʱҭһ£ȫû뵽Էᷴҧһڡ



ФСǸɵһSumϰѹϵֽٻٻףҪһõİ취ȡöԷΡ



ůõӡ



Sum㣬һˡ



ٻٻʵ˵һ󣬽һ˳Ƶ⻳







Sumôô۸С㣬Сô



԰Sumǹҧʶġ



Űɣҹ·߶ܻģSum˶á



һƬУůƵתʳ߹ȥ



ФСոջױصƴů˲䣬ֱָůıӰǿŭΧı:SumС뵽ԱߵСҺSumСЩᣬҪúõһġ



ԣůһЦͷФС:ղФСſһһ꾫ĳƺңȻѾ˺Ƥˣװʲô



ҵҪ᳡˭Ҷһͷ?
ڶʮһ:ǰĺ̫̫	



Ŀ·һ˵У˶̲סС



䣬һСƬ̺죬ͻȻƺǼϸһЩȵѿڡ



ףSumСǸɫ̥Ǻʹǰ̫̫̥Ǻء



ǰĺ̫̫



ѿڶ仰ʶԼᵽˣϱտڲԣɫҲܵĲ԰˼֣Զĺ俴ȥ



Ҫ֪ǸŮ˼ֱǺҵĳ裬ǰһϯκξƻᣬҲǻԵɺ֮£̫̫







磬Sumֱ֪ߵغҲ̫˰ɣںҵϿڳԣѵ²ĸȥ



ФС֪ʲôʱվԱȥˣûв׽˹ĪĿ⣬һֻԸֻ꾫



ʱ˶ĿҲƵϣSumĿѾЩƵ˼ˣ֪Ϊ˵ĺ



ůٴΰĿŵԶϡ



ŮòϣФСͺվһ𣬿ôİ䡣



ФȺʵЩФȦҲСФСӱһ㣬Ҳ



ٲһҰѾͷ



˵ĸףʮŻ£΢ᵽФСеĳƺΪ񣬷·ФСѾ׼ϱˡ



ȦļҲ赺ϡȴˡ







ĿĶŲԶŮˣֱΧ˹Сۡ



ĿŮ󴦵ǸԲ˰̣ڵһ΢⣬ǲ̥ǣǴµ˿ڡ



ů



SumС¨Ͱˣҵľ֣Ȼҷųֻ



ýֻСˣȻ֪ôճء



ǣ?Сܵ磬㻹ɱϺˡ







˵ź䱬ʱ˾㵵ĿУ˵˾䡣



ʽϿʼˣмαصλϡ



Ȼ仰ζ˶ůԽˡ



˼ӣ˵ˣ£ѡΪֱ



Ȼʣɺô˵ˣҲɢˡ







ǣ֣ܵЩİο:û£ڡ



ͱ¦ӣСүû£СүڣҿǸ۵˵Ҷ޶һͷ
ڶʮ:	



ôΪ׼֪𣿡



Ȼղź˵Ǿ仰ʵĺңǱ˫۾òڣڣɶˡ



ⳡʵû˼˻ûǣĸȱϯˡ



ڳЩˣҲòˣůûйͣûнŰ͵͵ߡ



ϵЩСⲻóԣţۡ



УСүǶA٣ڳԵһǷȻʹʶAóԵţۡ



ţȥѳɣ㡣







ůھƵſڣŰķЩ䣬ûӣ̲סԼĸ첲



Ҳ?



ůҪȥ˲ζǺģһͷȻԷվ



ٴ:ôʶˣ



ϵÿһҶǵġ



ô˵ˣϡ?







ҧüأͬʱǰһǿ֮ľ롣



ѪҺƺһ˲䵹ů̬㱬ըϳ̽?



һְȫľ룬ưĿ:ܵĴڨʽȻӱҶûȤ뺫ء



?



ֳ˳еؿڿҪ͸ǰҽԺ֪֪ͨʱ䣬ˣһ¡



Ƕӣֲ졣ĳǰȴ?



ǰһһץסŮ˵ֱۣһ§˻ֵͳ:ǡأѵô³лġůںҿЦ?



ҪҪҽ°ϰһ£˿Ķϣ̰ζƺҪԶ



ůıţֱҪƿ



һŻ˿



ϳˣЩΪԼѾ㹻ˣղűסʱʶķҡ



һҧʮ¾



ƿ󣬺ûٴǰվԭأĴǰŮˡ



˺ܶ࣬ԭʩ˾µױݣͷҲ̳˵Ȧеķͣ˵ˡ



ůȫ𡰹Ӱĸ֡



ǰů۶ʱ۵ֻʣЩĹ⡣
ڶʮ:ص㣿	



ѹõŭ˲䱬ˣΧѹҲ˲˼ȣǰһסŮ˵򢣬ʹԼ۾



ůԼ˵ģһӵġ뷽跨뺫ңҵô˸ҰˣͿֵðʲôˣǾûǸҰ?



һǧʮ죬ǵһǧʮ졣



Щÿһ֡ÿһ˼ǵúֿʹĥһǧ졣йһȥԣԼĶӶҶ࿴һۣСһԽԽ



뵽ղǸһЦôģǸλεЦݣԺԵøĿʵüֱҪ



ʵЦݣûжչ¶



ԣůɫѿ˼֣ŵĿˣҪģûôҪģЦ:ʶůѾˣڻŵǹӰSumԣ鷳ҵԶһ㣬򡭡



?һЦ߽һŭ𲻼Ŭѹǹɻ׷:Ҫ



Сʱϲһߣ߶ڵʱ˵ܹأһѧûгͣΪ˴ǮǸߡںΪθסԺǻûдչߵǮԺҾҲϲߣһͬʱҲһ׷ĶԼ



˶˵



ʵһ꣬ǵĺҲҪˣҲҪˡ



ڣ»Ȼֻһߡ







ůˣʵЩţദ꣬Ǻ˵ӵġ



塢ڡթ



ǰʱСģһСĲ죬ջǻĸ֣үү



޳ָ̲סŮ˵ĨȥԽޣﻮһĨʹ⡣



ϱĴů䲻ľٶֱӽֻĵٴκһľ:ص㣬Ҳ绰˵ܵɧš



ɧ?



ƺ˲䴥˵ĵߣ˫˲ɺ죬ϸܲŹԵ˲ƺҪ˶ɡ
ڶʮ:̫	



ЩĻӿԺů˦˺ݺݵ룬˱һƣȻһˤڵϡ



򿪰ůͳֽ촽ϲֲĿĿˣＰ̣ǻŭ:û뵽ôȥˣ㻹ŻԶһ㡣



Ҳմϰϵ



Ҫйкܶ˶Űɣҡ



˰ԵǿƵǣͻȻ뵽ǰ֣޶ȵȡϧ



ǰΪ֮氮ģȻôŽ򵽣ʵֻһйĹ߶ѡ



ģŭࡣ



˵ﻹҲ˵ûһ



䲻ŭЦģʵůԸ⿴Ц



Цûһ˿¶ȣëȻ



ůŤͷҳڣûгʵڲת³ȥ



ƲһɶˣһǸӣ׼ҪôĨȥ







ů˵ͳ󻺻˲ƺǦһأһսˡ



ǸӡǸûÿһ۵ĺӻ?



ǣ˵ˣҴûйкʵǸӺܿѾˣΪ



ǰ߶ʱģˣůɤƣһɤ:䣬Ǹޣ



ǸӣҾͺ޲óƤԶҪǰһƲסŪ㣡







סˣڵ³һᣬöסĳܿŲŽ⣬ͿǰԶվŵů



ůԭλϣվź䡣



ůԾʶˣһ˿⣬ֱӰѳůͣס³һѽů



Ϊղʧأů˺һǿƽۿͨͨģֻСӡ



§ůָֻۣ乴˹ǣаȵЦ:ղŵȷ̫ˣôҵҰ˺ö˰ɣ



仰ϸղűǿҧǣ޾롣



ůԴ䡱һըˣû뵽˾ȻĻ˵óڣֱǰҪ



ƺʲôסһֱҪ͸
ڶʮ:£ǻؼ	



ϵ·СĵĸϣĴָĨȥŮ۽ǵˮʹĶӰ۾:ޣ˪ôôһޣ˪ˣ໮



š



˽ů֣ĵİ:ҲˣȥϢʲô˵



俴֮Ļֳ



һζӿǰһĻʵ̫۾ˡ



ůȻЦЦ:겻ѧĹˣϹ뽻Ϲ㻹ѧʲô



䣬һ䵽µĿ⿴˹¶˶Ƶ:ܣһٶĲƣʵ̫ҲǺǵġ



˷ݻҲðһɳŭ⣬·ǧֱ֧Ǹ˿ȥ



ǣҵţˣҵš



˯꣬ϵÿһÿһȫҵĶ







쵰



ŭҲƲס˻Ƶĵͺһսȭͷȥ



ůֻһ磬ٶѾʹһ𣬳ʮֻҡ



ˣ



ůץס֣ʹ˵Ķֹͣ䣬Ŀ䣬·겻ѩɽ촽һּƽڡ



ǰȷʵϲ㣬ѾǴǰˣڲϲˣŹңҲŹԼǾ͵ûʶ



ƻԵҲ˱Ӧԡǳƽˡ



ղЩ˿ƽȵúĻţ·ʲôҪĶʧһ㣬೶ֳ



ſڣջûгɿ֣ڵϣʧЦ



ϲˡ



ϲˡ







ɡ



복ͣסĵطֻмףůѰŽϺһ



ֻҵġ



ůһ£ͷȥѾӵվ̵Ŀ



װʪģҲһ飬ǻһĨѪʹǱȥȻƯò



ԺͻȻðĸ֣绪



ÿһȴһ̵ģˣʲôá



Լŷ̵:ô᲻Ϲˣ
ڶʮ:ú	







ס֣ĵůһһȴ:£Ȼؼҡ



ůһƬհףԺػضǾ䣬һǸӣҪôĨȥ



Ǹ?



ѵĺû?



лУů˵ͳٴδ:֪֪ǵĺӣÿ϶ʣһֱ衣



꣬ôľôܲ?



ůǵĺӳú㡭







ܳ뿪ߣתȥ



˿̣˵˼㣬ڸҵʱƬ̣Żߵߡ



ղ䲻Լ߷Χڣ뵽ղŵ״̬ʲôʧص£ϽһȦſڣպ仰



ŵ۵׺ܿ측һ㵣ǡ



ůǼȢģԸϲǿȣԭΪůĲ



ֱů˷·ͿˣůجĴҽԺʱһѪֱӻ˹ȥ



ĸױոճĶӣߣһһظţӻСûиס



һºŽתѹ



ӱ䵭һºԽĹƧ˳ȥȾƣԾþò˵һ仰ûһ˿



ףԭһ˱˵˼㣬ǴϲǴ󱯣ˮһƽ



SumůѾ˱ˣղ˶Ƕ˵⡣



н񱣬ĶҪǶôϲ



SumȦġʻȻǹӰ󣬵ȷʵ⣬һӼ߰ߵŮˣȻ







ڶϡ



ůʱֻʣһˣ֪ʲôʱ뿪ˣн



ůĴ˸Ƿȥϴּϴ



µױݣһ޵ĺȹ׵ĸ߸Ьʹޱǿ󣬾Ůģ˼



ůĵͷʹԼȥһУ



·ϣһ۵Ĵ䣬ȷʵ˲·˵Ŀ⡣



ſڣ˾·



ҵС̣ʲôҴ·һůܲ



ůĿ˵ǡ



ԼĻһҲûȥ
ڶʮ:ΪǷԱ	



ůü΢壬ɻʵ



ôˣ



С̣㲻֪𣿡



֪ʲô?



·ԥƬ̣ſ˵:賿㣬һ֪־ͺſڽ̸ţƬ



ԭ°Ϊʲô˲õ¡



ůĿջأϷƵûһ˿飬ƽЦ:عЩҵŶˣϰˡ



·˺һᣬ̲ס:ķᣬФСҲڡҲ֪ڼǺҵ׼ϱң캫ĸҲֳСϢ˵רΪФСġ



ůǸ˵֣һ˿⣬ðŻһ:Ŷ



һ˵һ£ĸײֱιȥ·̲ס̾һ:ҵˮ̫ˣҲ׽͸һѹ㣬ǧԶ뺫ңôʯͷײ



ůûʲô飬ֻİ߬ˣָǶġ



·ǳֳһۣƬ̣:Sum㻹Ҫμεķ𣿡



ůնĻش:ȻҪμӣŮǣôΪһȱϯ



·̾һͷSumƢ˽⣬ǲġ



ůֵöô磬·ͽֳ󣬻̲סһԣ



뷢ֳΧȫů˽



쿴쿴Sumֳˡ



ȻǹӰǿĲһ㣬ֳôţ컹µĳǰʹȻˡ



ȥҪ޲һطȥС̫ˣűһٶĵôߡ







ФСΧۣһ˿΢⡣



꾫Ȼûط»ˡ



ФСҧҧǰЦ:SumˣΪ첻ˣЩж̫ˣȻѽ̸˵š



ФСȻ̸֪ʣսתƵˡų̊ɨһۣĸ̨£Ķ˲ףԭָˡ



ůֽ鷢𵽶󣬿ܵ۵׸һĨǳЦ:ФС˵ʲôأϯôлͺ̸ƬǸˣһΪſڵķԱأרΪҿš



ôФСδ?
ڶʮ:㲻Ǻ	



һ룬ֳˡ



·һľսģŵòܰѺݳɷԱģҲֻλСˡ



ó滹ûг׻ңϽ̨ȳ



ǺǺǺǣǼSumƽʱϲЦSum̸˲ſڵĽ̸û뵽ˡ



ԭҷǺܣعǰһֱ˵ܳ࿡û뵽ҥǶأǺ~



ůЦЦ˳㳰ŪĿһФС˷֣ФС



·ֱӻSumǲʲô̼



ȻƽҲţǻ֪ʲôϸ˵ʲôģôܲ˵ġ



·ûΪһ˵ְάů󣬸Ͻתƻ:ǼС¡SumعĵһӾ磬ϣҶ֧֣ллҡ



ţ췢ǼС¡ġůЦЦ:˵ȣˡ



·ʹļ׵ůһۣСʾ:˺ФСɫѾܲˣ˵䣬Ȼȥȥ˵û



ûҪ



SumŻع֪ҵֹڣǼڹ϶أȻȥ·Ŀڣһ:ҵģҲǹ˾ľԹԴӦˣҾͬȥСԽ֡



ˣȥɡ



ȥСԽֵǸĽůĵą˅촽:ȥ?



·:һΡ



ůĬð˵:ʵǲ׳ֵʣȥҲûйϵ



ǿɲУһξ͹ˡ·ᶨ˵



ů㬵Э:ðɣһҲԡ



AеСԽ֣Ǻܻġ



ع鵽ӰϺ󣬷̺˳ĽУůе֣ФСȻûгʲô۶ӡ



·Ͻů뿪







ƿţůԾųĺ䣬ʶקȥ뽫³



ǣ俿˯ú죬Ľëɫס



·ƻƵĹ˿ϡ



˯˵ԭûֱ䡢̱Ҳûֱ̬飬ȥá



ʧƬ̡



һůѹϺȥƽӽʱԥƬ̡



ôˣ᲻ã



˵ĺƶͳɳƵƣ



һ룬ֱץסȺ죬ҧ:㲻Ǻ𣿡
ڶʮ:ҧһ	



䱾κ˶롣



˵ĶûУһΪȡ



ϧպԼ



ů˿ϵʹʹԽѣڶԷǿ£ȫһ⡣



û˿£ûһ



ů̧ͷǹܵ˫īڵӿ:ܣ飬᲻ʲô



Լְˡ



࡭



һӹ˵ԺǣȻ˵ࡣ



İ۵ףӿĺˣ˵ͳСĿռ:Ҳһθ㿴



ůҵġ







ɢŷ񣬾ֱץס֣ʹ޷



ϸȥһһ磬صĺ𡭡



ϵĴ̲סʧȥƵĸоеܷŭ֡



䣬ôҿ𡣡



ǣˣ˽ͷϣ侲







侲ϲģ



ůĿƵ⣬ǿԼѸ侲Ц:ҵѿɱȺˡ



죡



仰ٴεȼ˵ŭһ꣬һţɱ˵ĳ嶯



ĿŮ̺Ĵϡ



˵㻹ҡ



˵ؼҡ



ǲһͷһ磬ֻ֮Ӷᡣ



塢ޡ



ƴһ˿ǣůݺݵҧȥʹһȴûзſ



ůֱˣ۽оӨҺֻ޴˿ûһѵ



ͣ۵ջɿץ֡



ݺݵƿݺݵײϡ



ɲǼʧûвʱָֻ̬



Ц:ůסֻҵŮˡ



˭Ҷ㣬ҾŪ



仰



԰ԵֻҪҪģþһа취취С



ϧ



粻Ǹ˳ܵůˡ



ůǿֽҵ·ãǻЦ⽥˳ԡ



ɨ˺һۣȻ:ܣԸĻSum㵽ס



죬Ҿ͵ҧһڡ
ʮ:˳糵	



ҹˡ



佫ߴŮתƣٸзƣ˳ֵĴӿڴͳһ̡



̲ζƽ



̶ɫƽ:һУǵĶӡ



ٴǸӣůȭͷȻսƬ̺ݸһЦ:ǸҼûһۣǻҶ֪㲻ãһֱ£Ե޳𣿡



ΧĿ˲ҧ:ůҲĶӡ



ѧʱһĳĴʻ衣



ӵһҲ衣



ҹ˯Ҳһֱ߶衱ʻ㡣



һֱΡǸƻôһ㣬һҵĽҲ



ٴʱһжһ



֪



ɡԭںĺҲں



֪ĶӶ







һ˲䣬Ŀƺ˲䶳ᣬ֮գٴλصˮݡ



˵Ӱʼռů



ʱнŲ״̬



·ŷ˿͸ůＲĶڴ򿪳ŵһ˲䶳סˡ



emm



ĺ⿿ųһȼͷ



š߹



棬Ǹ·Щҡ毺õŮųţƺھԶͶ˵ľ롣



ԣϴˣ



ǣϵǸŮ˺ġȷʵSum



ԣڡ?



ѵС̿ˣȻѧԼˣ



ůһ·ĵĹ˹ǣŤͷһԵ·˳ڱ˸:ôλ˵˳糵



˳糵?



·˵ģϼŵܲãȻ˳糵?



ܼĺSumһѵǲSum?



ɺǳĲŮɫһȲ²ʵпǸgay



·ϵı鲻ϱ仯ůϽ:ʵҲúܲ㣬λ㻹Լ򳵰ɡ



·ϻعͷ



㡢㣬ͦϲΪֵġ



ܺǲǲSumӣĿSumĻSum֪ȽһʵķԾ



û뵽SumȻֹʺˡ



ůҲû뵽ȻʯͷԼĽš



ղ˵ʲôϹãʵڲٴһ
ʮһ:΢Ż֧	



ůһּ临ӵߵˣͷ۵ü:ȻǸ?Ҹʱ䣬Ҫȥ



ʻϵ·̲ס:Sumʲôͨôǵ?



һ˲䣬ůǰ·ĳ嶯



˿ֻ̣ؼϴ裬һ



£񶼺йء



ܶ£ʵ벻ͨ



ȻΪò绨ɶԷǺ䡣



ʲôŮûмڶѾ˵ǰޣݡ



ѵΪ˻?



ǣ֮Щ꣬Ҳûʲôûġ



롣



ѾͰ򳵸ϾĲ˳·ůڣֻƲͶԷĹϵ



ѡ·͵һ򣬳ҵĵһ¡



ͫɫ˲ȥԵø졣



ڹԣղŵĵůʧأûüץȷֱ֣һͷȥ



Ư۾ﱻײ˳Ů˵򢣬ǿ̧𣬶۾Ȼ:ԣ΢Ż֧?



˵仰ʱԾ¶βҲ΢΢һֻֽסŮĨЦʼչţ׽͸



ůΪͬһռеʮֲڣղŵĳȥͶͱٱôһʣεú޲ҸطȥӲ˵һ仰



ûмڣĶ۾ĵĵȴĻش



ʻλϵ·̲סůͶȥοĿ⡣



˾ҳϢˣ



Ҵڿˣ֪Ǳˡ







ůĿ⿴ܣȥĻͻĵߣů˼ν⿪ʱ˵ͳ:ǣSumСһؼȡֽ?



ؼҶ֣ůݺݵۡ



ѸٽһǲϽһ欵˳ƽ˵ؿڣչ¶һĨ˵Ц:ŷҲǲԣϲҺܶһˣһҪǧۣ𣿡



ůһ䣬ͫ׾һʹӿůָãǿѹŭɤ:SumСҪֽ׵ĿǺ̸𣿡



ǣǧһҹSumС㻹Լۡ



ɭףĿ䣬һѼ⵶Ҫʿ
ʮ:һжм۸	



ůԣɫ΢䡣



֪࣬û뵽ȼǰ



˫۾綾һΣյźš



·ֻҪһ˵·ǰװĵͨͨ˺ơ



µѵɵЩʲô



~ǸˣղФСˣδǶĺˡ˾͸֪ϵһжм۸ġңԽƯŮ˼۸ԽߡSumˣSumĸ飬ֻҪ۸һж



˶ͷĿĻ:һжм۸SumСĺûм۸񣿡



ĿǰΪֹһֱǿѹŭ⣬ûжر¡



ůﷴôش⣬ϡеƺһֱ



·ڷֺչˣһŲסɲ:Ŀĵصˡ



ȻˣǸϽ³£뺫ҵľ˹ͨůһڿ԰ˡ



ʵܿǸ⡣



ӡ֣ĵۣǿпסԼߵѾܲˡ



Цһ۵Ȼһҵķ籩ȻĬ⡣ԣֻҪǮӶ뿪Ǹӵԭ?



ĿůɨһȦﶾϬ:SumСôĳڴSumСĺ



ǣSumСסˣĳĶһȾ֣ĳ᲻ϧһдۣٵ



sumС㣬Ϊ֮







һɱ˵񣬶˵仰ֱӳ§ů֣ƿﳤȥ



ٵůĽë˲Ѫɫȫޣҧ´̲ס뿪ķȥ



Σ



ʵĴŴ򿪣һŰɫġë׵С˳ֱ˵ǰֽıס˵Ĵȡ



ŴŴģպůĶ



𾪡㵡šůһ˲Щ㱣ıסĿתĶԶСë







Щ꣬һֱΪûˡ



ʼʱһֱ뷽跨Ĵӵ䣬ÿΰ˸ĶͬһûʲôСүûкӡ



˽̽Ǳ뺫ϼţûдӵİϢҲˣźҲϲҲϲĺӡ



Ͼһʲôĺ鶼ó
ʮ:Ѫ	



ؼҵ·ϣ·ʱӺӾ۲SumȻSumɫԲ̫ãǿҵĺĻʹСڡ



Sumʶ?



ů˼⣬ʾSumʶ䣬ůȷʶ



⣬·



Ͼ·Ҳɵӣƾղźͺ֮״̬Ծʶġ



㲻ãױyyм顣



ԭ·ʣͲڣ·ˣ㲻ȥ



룬ƮĻش:ţǰʶ



·ʱը:ȥȥ㻹ʶλС˵йɣߣйʲô£



ůʵͷۣӦ˾:йڡ



ʲô·ֳһ̲ס׷:֮йʲô?֮ʲô?



ůĿƵ⣬⻮۵׶ǳܵҹɫֳ:Ѫ𡣡



ȡȻʲôõĻ䣬Ǿͱˡ쵽ˣҽ϶ָ㰾ˡ







·Ѹת˻⣬ůҲףǾѪ˵̫ˣͺ֮ȷʵĳޡ



үүѲ˹ϵ



~



ֻŵʾֻͷָԥƬ̲ŵ㿪



ůůɶʱؼң



Сү컹˯ˣȥһӸ



ˣͷӸҰһ׶λҡ







ůĻϰ߶Ļһָӵӿļ⣬˺һ̣Żظáֹȥ







صСۼķְְһźģ۵ְֵֺ֣:Σ۲?



ְֲۣǲҪ˯ˣ



Ѹʶǰϵ౻ӿˣϰѶӷŵϣⱳźٿůŪ˵ǡ



ְ˵кӲܿޡ



ְ˵鲻ϲ޵Сѡ



ޣְֲޡ



ĺСѼְֱȥΪְΪϵˣĵĿˡ



ǰˤˣˣҲĵĿޣðְֿ



䴹۵׵鸴ӵ˼㣬ĮĮ˵:ʱ䲻ˣȥϴ컹Ҫȥ׶԰



״Ͻӿߣ⼸һֱ̫ȶ



СѸձ豧̲סץסְֵ䣬ŴŴ:Σؼ𣿡
ʮ:լǱˣ	



һӺܾûʹˣôͻȻ



ѧʳɾʱѽѽʹ



ְ֡衭Ķ?



֪ôͶӽѾȥˣֻڱ˸ʱ䡣



ͻˡ



Сûʲôʱ족ǶԺΨһЩʱ䡣



ѵլǱˣ



ššüëûлشӵ⣬תʵ:裬ˣ



ûаҽСүѧֻҺСүˡ



˿ſϲڵĺ˫΢:ʮϴϴ˯



ԣתźϴּȥ



ǰǸ̫̫סʱЦżҲ˵仰



Ǹ̫̫ѲˣСүһ첻˵˵Цˡ



լˣ⼸Ľأһİŭʨӣ˲ը



ϴΣլǱ˸˾˵СүȥϷ˹գֱӱץס͵⡣



ź̫̫ٲǰǸйء







ƿţůЬŻƵĵƹ⣬Ӧǰġ



°ůϰߵ



ǰϰߣÿֻҪؼңԶһڵ



Ķ˯۴߳ůӰ˿ķûг⡣



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˰úܽᵽ㣬궯



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ڰ˵Щʱһֱץӣʼû̧ͷŰ



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ڰĿУ˵˹ںһЩţʮʱ˰ܡ



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Ȱ˸ϵʱ˱һĻҽСүҧһƥǵĲӣѱĿѪȾСүİ׳СүĿﶼǺ˵ɱ⡣
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ϣûбʧܵӣܵĸˡ



뵽ůĿ͵һᣬ۾΢΢ʪ







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żɲйŻ̲סǰľƿصˤ:ˣΪһЬֵôÿҲô˯˰



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ſź˧ŮͨԵɸֵĿ:䣬ĵλĽǮһʲôŮûУǸŮ˾ů뿪Щ֪꣬ٵݸŹ



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ſƶı飬̲ס̾һӢѹ˹:ô֪ᣬȦЩ㲻ǲŮΪλϧԼ塣ңƾʲô?



Խ˵ԽֱԽԽڵ˵:ңǵصţûп޷粻ˣԼûôᱻڳ?



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žһĴӺĴͽһƿ
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վðɭɭɱ⣬۾ݺݵĶǰĸţһֻ𸵾ŵ졣



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ݵϰ˵£Ͻܵſڣ׳ŵӽƿһ죬׼ȥȰ͡



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ſڵϰص̾˿:λүүǧҪ˺㲻û졣



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һŷ·Դ͸׼ȷĽĶŵ˲̱ڵϡ



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ʲô?俴ĸ׵Ϸ룬鵭Į˼:ΪõռҵЩ£Ҫһһٳ𣿡
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Ů˵һĵЦĴ˸ǷĿ⿴:Ҽǵ˵ҵĺȥˡ



ᵽůΪʲôͻȻһĨ۵һ治ɫ:ǵģΪ϶Ҳûӽ١վ



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ڸ׵Լ䶯ˣ˱̲ס:֣ҪɱǸˣɱ
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ſȱֽסˣɫ΢ŭֳ:ⲻòĵģȥ˯



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ڣֻҪһ뵽Ǹӣǰۡ



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ӼٻһϣĺӻĻš



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ůٸнǣüͷ΢壬ñӰԼĹȻǿװĮ:ǲǺϲڷɵıԵ̽?˽լ˵ȥҲܲɡңǹйŮദһң㲻⣬Ҳһ㡣



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ϣֱӽıֽŵһԣŮ˱ߣĴߡ



ָϵһͷ˵:ôҪҪ䣬ô?



˵ǳͳһ˿ŷֻ׶ε£ǳȻ



ȥ֣ڵ״̬еĪĻš



Ϊ俿ʱеܿܣǴӸղŵڣûвʸС



Ů۵ײӿϤǰĿԽȣʺҲɵҪͻȻסŮ򢣬ӡһ:ζɡ



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?˵һ:Ҷˣڴϵɱںˡ
ʮһ:㹻	



һμ䣬ůӡõ˼㡣



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ڣֻöԷֱ̫޳ܣ˯ֻߵ֣ǽķŭŴ˼㡣



ۿ˵־Ҫ䣬ʵ޿̣ԥԷĸ첲ҧȥ



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üĿŭһֻըëСʨӣţͼ˵Ľнѡ



𶯣ԡ˴˿첲Ͼҵʹѹżջİ:ůؼҰɣ㻹Ǻ̫̫ҲֻһˣҲ㡣



ģģҲġ



ֻҪҲصޡ



׻׻գ׳һһ˵ЩջκһŮ١



ֻϧ֮ѪͻزȥˣҪֻѪծѪ



Ů۶ûգһ£Ļش:ǡֻ



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ůһ䣬֣ƿ䡣



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һǰ־ڱصãһȴԵޱįûһ˿ı顣



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ͳֻ㿪һҳҳϵһű



concours Corpo 35ˮڱУǹˮ



ⳡӮĵʦһҹΪڵĹ˾ȥ޴



Ȼ˺ܶҵҵˮ߶ݳˮ



Ҫ⵹ңͱϵĸ







ңҸһʹ࣬ӱǡ
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ʧȥ˺ӡʧȥ˰顢ʧȥүү



һУȫݺ͡



ůݺݵһŬƽؿڷŭ⡣



ӽ쿪ʼֻҪŵÿһ죬Ǻҵĵ







ֲμһƻᣬŰӻ᳡ɨʧ˾ߵӰ̲סüƺʲô



ǰЩ죬ǸͶŵСǣŮüȷʵеǸСˡ



СǸѾͷȻºãǲΪŸװѿ



ѾŰһ򿪳ţһ:̫̫ǻլ𣿡



룬ҡҡͷ:ˣСϷģȥ



˾ٸ⣬Ƭ̣ͷش:á



ųɿ컮ķ羰һʱʮơ



ԴӶȢůǸС˺󣬾ͲƿأԽԽĻ



ůǸСҲǻװʱװĹТ˳¶ģû뵽Ȼôۡ



һᣬӰӳǵˣܼҰѳͣãȻ³;Աн档



ФСһԺ򳡣Աں˽ʲôͶĿ⣬ȴǺҵĹܼҡ



ܼͣһ޺ĳФСһ۾ϳǳҲǺҵģʱϲüҡ



ܼǰ:ǲ̽ˣ



ܼش𣬷Ѿ򿪳ţФСǰ΢΢һЦ:С㡣



ĸôˣӦȥǡ



ФСʧת˲ţȵǰϷĸ첲ǵĽͷڶԷϡ







ҲůϷĿǰû



һڱķˮҳ



עĿں˹ŷԪأΪԤȣرǣһӵƪ



ƵеŮӴһ£һֽɡӳ߹·Աʱһػ



˶ӵ˲䣬ƺŰζ



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ڴʱ·򿪳ţů̽Թϣ·:ҵϷ𣿡



·ͷְůСĵķ³ͬʱ:Ҫ׼˽̽ࡣ



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·յĵͷ:ǵģֻ߲ơ
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øպãúˡůû˵Ŀȥ



糡ФСͬһȿȣ̸ͻȻһĨԶӰ



ФС¶ۼɨӰһ:ĸҪȥˣҶϷǹSum㣬Ҫȥˣˡ



еĿȱͰ:Ҫǹʴ󿧣϶ǲƽϣƽˣǿɾ͵²ˡ



ФСЦЦŤͷ:úŲĸҹ



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ӦºФСͷԷ:ĸԵһⳡϷ



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һϷĳںӱߣƬѾ׼ˣСС׼



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˽Ͳ̶סůѴ֮Ϻӱߵ



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ůϰڳһеƣ⡣



ױݺܵɾ÷·һȪˣһ崿޺Ůѧ



һߵ£ů˵һ顣



Sum㣬ȻС·ʱʹ׼סСһƺΪʲô?



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ůͷ˲:



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ͷФСһۣǾõ:ݻˣСûסԱܿ



˵仰תԵ˸:Կʼˡ



ůݵĽɫФСݵ½ԭһԺѣⳡϷǣ½θ淢



ԣ½Ż׼סʱһơ



ФСߵָλãһĨɫ



죬ͱһӻ𣬽ڿԷйˡ



ƣSumҪǲţˣơ



ҪţҲϺü졣



Űӵ£ФСĲůȥ



µʱһɫӰȵǰ



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Ϧϣµ٣һƯĴޡ
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ͷԣФС߸ߵƣȴٳûдȥɲǼ䣬¶µɫ̲סһ



ůһ˫ӣԭŵĺɢź˵ϣΧѹҲŵ˺üȣһ̣·ǵɲ͸߱ɱϢ



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ФСĵɴӣȶӲֲ߶µļһ



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СôᣬѹϷֻЩʮϷǲŻᡭ



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ФСûס˫ȷ̱ڵϡ



δֳ棬Ǹֱ̫ˣһˮֱעļ⣬˵:㣬㾹ȻѹϷ



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ůţĿд˼аȴ޺ЦݣֻҪ۲죬ױԻ



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ůƵФСһۣ͵:ѹϷΪⲿܷѹʱӭˡֱԣФСݼ׶԰Сûʲô𣬺ҶϷԶԶ񡣡



ФС÷ŭĶǰŮˡ



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ФСˣ޲Ҹطȥ



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ɸղŷһ£ФС뷨ʵЦ:û뵽SumСôϲѹ



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ФСȻʮ㣬۵Ĩηƭˡ



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˼ٴδŮ˵Ц:ФС㣬ץʱ䡣



ФСе̶
ʮ:Ϲ	



صϢФСɫ΢ЩӰһֽƴȹˤմϵΪؿھȴʮί:ĸСǵSumСˣȻʹթǰ󡣡



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ЩίղĸԸ񣬶ǲʹİοҲˡ



һ漰ңĸ϶޶Եġ



ԴĿФС:ôˣ



˵ûҷ



ģȴֻǵŵһЦ:˵Ǻʲô˼ˡ



ȥλSumС㽻̸һҲܽ⿪ء







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ĸЧܺãòǺ



һᣬûʧů̲סƿţ·ſ:ôˣ



·ͷůһۣůʹ˸ɫ:û£úϢ



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һůݸ·һĵ:ȥæɣзִġ



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ȻöԸҲǸŮˣ˲ڻҲû·硣



˷·ȷʵˡ



ְ·ӳƿ:ȥһҵг̣ûд©ġ



·һݣǲ:һʲô£ʱҴ绰



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ů˿Ѹƽְѳȫƿ˵һɷƵĿŵϡ



û÷ǳãʹǰ޶ԶαЦ
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ϧһݣȴһЫݶģ񲻽ݺɱռš



ůһֱףˣΪʲôǲϷŹռҡ



ǰŮˣġ衱͸еģŮ֮˳ޣֻʣһԶ޷ϵ˰̡



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Ͼ£кܶûн⿪ЩҪһĴ𰸡



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SumС㣬Ǽġ



ָĴϴηϡ



ůСָһ΢΢Ľȭ۵װӿ



ûӦΪûֻ:SumС?



ůعиЦ⣬Цûе۵ףĮĿ˷һۣЦ:˴ݹ٣ʲôָ?



˵ţɳһɣưģɫ΢:SumСᣬȡĳɾͣҪѧϧġ



ůǺһЦ̧ͷȤĴŮˡ



:ôҲϳSumСòԸⱣ?



ůЦ⣬תӿڴͳһŮʿ̵ȼͷ˴



ůıķϹһһģǰܼ򵥣һ׸ߵɳɳǰò輸ɳһ̨ӡ



ɫǺɫɫҲƫڰϵĵطͺ˲ѹֵĸо



ůеܿռ䣬˵̻ңĮȻĿŶķ



ǽôϰ׵ģǰһˣûȤů俴ŶŮˣжζ顣



û뵽ͷôѿУֱӿ:֪ǺĸطSumСˣҪĻǵĶԸǼ?



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ů̿۾Ц:ֻ۾ҴĻˣ



򷽺βס񡢲м



˵:ˣƤĵ򹷣ӦúúýҪˡ



Ц:ҵĶСǾٹҵšԼʲôֶԻѵ𣿡



ǣЩֶνҺңҿ϶㣬ǽ壬޴



о飬Ը쿪Сȸѻ˵ˣˣܶǵ롣
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ԭͶԷһκС˾Ȼ飬Ǿͱ˺ˡ



ůЦĿ:ǣ뺫ңͼʲôͼӱͼ㹻?



ɫ΢΢һ䣬Ŀһ˿ɱ⡣



ůְѳŹʵֱӷк:ˣҪɣҪұƼˣƼ˵ɾ͸ˡ



ͣƬ̣ˡ



ңҿϡ



סߴ磬ѪӿͷǷüĿڱ˺ơ



øСˣݵģʧȥǡ



֮öӶģһҧ˵:Ҫʲô



SumСҪʲôֻҪǺܹ֣ҶԸ㣬SumСعʷչ



СôͱˣΪԵڲͬС˲ǿϺҵǮ



ֻҪˣͻֻҪˣԷϹ



ůЦ:ҿɲҺ㹶ͬ﷢չҸ˵ɣȨ档



һŭУѾ˼ޣסֵĳ嶯



:ȻϲƲԳԷƣҲûʲô̸ġ



ֻҪָͷͿ֪ʧ



ʶȤһЩһ֪ʲôԨ



ˣûм?



ůĺʱ촽̲ס˲ѸסĻص:ۺʲôҶ浽ס



ů۵˲һҵķ籩ҪѶķֱɣĵЦ



?



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ڵûʲôˣ¡



û뵽һвˡ



Ŀůһۺֱ뿪



Ʈŵζ



ůŸղŶµ̵٣һ˿Ц̲̣ͨɫģǳƯ



Сʱүү㣬ĸҪעһ㣬ǼǷж



ϣܶϵͬʱҲһĶҩ



ůһᣬ૵:үүİɣò˶ãɱĳˣͻǰҾ



үүЩˣһҲܡ







ͬʱ׶԰ĺסˡ



Ѿþûмˣְܲؼңʵ衣



ϴȥ󣬰ְ־ͼǿ˶ĿܣС׶԰ʦ



ΣһҪҵ裬ΪʲôҪ
ʮ:ǲɵ	



С׶԰ʦģǲ֪вΧǽ˸Գȥ˳ĴвĴ̨ȥ֪סֻ֪ϲȥõˡ



·ĳ׶԰Уſڴ򳵣ִӴǮѣ˾ȥõˡ



⳵˾Ŀɰ:Сһôһˣ?



룬Сµµһת:壬Ҳûһˣ¼ƽĿ尢̶



ְ˵кҪԼ



˵ţֺС֣СƺĲʲô



֪᲻õˡ



˾һ㶣ǵһ£ЩţϽղС



СѣҪѰȫϵŶ



˾ͻȻùֵֹģ༦ƤϽѰȫϵϣĿŴ⣬ϼ衣



ҧҧ´･һ𣬽:жòŵ



˾һ㶣ӻǸӣȥõ˵·ɲߣ·ܶ¡



պã˾Ǹӣ׼˵·ǧȫҪ



ǰֶˣȵİѳͣãƵĿ:Сѣɲܼǳ⳵е˾Զѹ˿͵İȫڵһλ



ղǲǽĿְҵµĿ顣



еСǮʻһݣʱϵ̫ãְֲɾ͹һˣ۵ҧҧ:壬ѳһ㣬ҵǮ㡣



ֻҪҵ裬ֵˡ



˾ʦƳһǸǮޣ϶ǽĿһ飬ڵĵӽĿ棬һһ£һ֪¼Ŀ



˾ԥĽСǮ޵ݻʵȻ



Сѣǳ⳵ÿ˾Ǿרҵϵͳѵʣְҵµ˾



˾ʦ￴һۣһǽǮΪӡ



벻ҪǮǵ



ֵ:˾ʦǲ⣿ΪʲôǮҲϲ?



ڵ绰ңϺܶ˶ϲǮϲǮģɵӡ



˾ʦ:



⺢ӵôܸСӹֹֻߣǽĿһ飿



˾ʦʼձһЦݿ:ӣϺܶණǽǮ򲻵ģ簮顢ġƷ񡣡



˾ʦ˵رϿңƭ˵ġ
ʮ:Ầ	



СȻһСԹͻȻҼˣΪʲô˾ʦ˵ȫһ



յĿŴ⣬ƺھʲô˺ܾã¿˾



ԥƬ̣:Ǯ𣿡



Сֳ˾ʦ̾һûлش⣬ԭǸСһ



⳵һһСûмԻһСʱ򣬳⳵õſͣ¡



õ˵һֱܺãſĳﲻЩŹǮˣطǳбȽϸߵѳ



վſڵӭС㣬ҲһһƯ϶˿ۡ



˾ʦĵʺ:Сѣһ𣿡



õ￴һۣͼȺĨϤӰ



ڲ棬һԡ



˾ʦǲģ̲ס庫ġ:Ϊ˽ĿЧҲиԱͬôСĺӣһô죿



¥ķ˿¶ģƿ:壬нĿ˵ңлл㡣



˵ֹ꣬ϳţõȥ







ůŻصϣ׼Ŀ񣬻еֻһİĺ롣



ֽ绰:ôˣ



Сãõ˵ĿͷϴκһԻĺֵõˣĵ绰ϵϣֻϵܲϵӵĸĸ?



ͷ̸ķѵľȻ½ҩɺһϷѾƣϢȴ˲ѹ



Сôֶȥõ?



⿴һۣ·ں͵ݻ𣬿ģˡ



绰һͷĿͷٳûеȵůĻش̲סʵ:С㣬𣿡



ůһ򶨵Ļش:ʶģ鷳ǸһᣬϸϹ



绰ͷĿͷشʱ˲:õġ



Сӡ



ů̾˿Ըոϳ·˵:ϵĹȡˣȥõˡ



ǲǽ캫˵ʲô·һֱ£Sum᲻ᱻǸ۸ˣSumþûлشҲ˼֣ͷ:УҲһˣȥһ¡



·λõˣȻ˵Ϊأһжڱ֤Sumõǰ¡
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ůͷڲϣǰСģɫˣСһ˻Ầ



ů鲻ã·ûм׷ʣһ·ĬıųĬ



õ˵ˣů³ԱƯӭ:ôˣ鷳һˣʵڲ˼



ůòĵͷ:أ



Աһ:ڰҴȥ



ǺӵĸǸܲǵĽɫڷԱǸʲôӣǸֵɽ



ů߹ȥƿţСһ֣ζĿƬ߽:Сһô͵͵ˣ



֪𣿡



СӴӵĻĵӰпƯСͨͨ



ܵȥһ뵽ԸؼңԸͰıͷȥĻش



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СӵЩɳƣůԭǰĽŲͣסˣСһ￴ˡ



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СһûлشıһǮޣԭء



ů̾˿ߣСԴ:һСĻԽԽÿŶ



ְִͣϷĶ



Сһȷʵˡ



ů޹ĿСӵԻ:ҵҲҪңΪʲôҵѽ?



Ӳ˵:ҲûҲʶ㡣



˵ţСؿھ۵׾ǿĶᣬʼղԸ⿴ůһۡ



ģůĳطܣװʹԼؿڣɫ˲Ұס



ƳůԾڶҡˡ



Сһҧҧ̲סĿŵůϣӲ:㡭û°ɣ



ů΢΢һЦɫָܿ糣ǿаСӱϥϣ:㲻ǲˣΪʲôҪң



һۣԼƭˣ촽ûлشů⡣



ůǿаС۾



ɫ:һСܳΣգ㲻ԶˣԣԺԼˡҲ£γһûиְְɣ



Ƥʹȭͷ:ҺͰְֶҪģѾµļңԲҪǵļˡ



һ᲻ᱻƭߣҲҪܡ
ʮһ:Ϲ	



ůСڻͷߣỺ:ܾǰһ˺һŮ˱һһ𡣡



һ죬˾ʵ̫ˣǾһһСѣСѿҪʱȴ⡣



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ǸңΪһӻ֮ȥӰ



ǵãӲųʱ޵úģһֻСèʹģûüһۣͬҲûüһۡ



ůһᣬŨصı˵:һ죬˺Ů˵ͻȻˣŮҲҲˣҲҲһСˡ



˵ůͣ侲ŵذ˼



ů̾˿ںӵСԴ:СӣϺܶ£ҪҪܽġ



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Ȼû취Щ嶼ʲô˼ܸо軹ǲһ



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ԣְ߱ˣɰְֲġ



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˼һᣬС̧ͷů۴ϣ:ǲǣֻҪǸ߽ˣͻؼˣ



ů۵Ŀھʹɤӽ:߽ӲȥˣŮȻؼңСԶ۰ġ



ֻǣǸŮ˺Զһˡ







ˣûпסŭ⣬ֻֽˤˡ



⺢ԽԽˣȻһڴ׶԰Ρ



Щ꣬һֱúܺãǵСʱıںݡ



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˿ͻȻ뵽ʲôһץֻͨѶ¼﷭һûбעĺ룬ȥ



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绰ͨ洫ŮϤѯ:ι?



Ƭֻ̣ĸо



ָֻ˽ĮĮ:𣿡



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绰ٰͳԸеһǺ䣬šһ͵:ղõ˸Ҵ绰˵⺢



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˵绰˼ϣ߳ȥ







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Ա⴫



ůվСƿһŷ죬⿴ֻϵķԱɫҴң޽Ƕ亹䣬ĳص



󣬰׳ڿһſӣ©ԸеǣĿĿǰûʲôı顣



Աǰһֲ˲亹:ˡ



š򵥵Ļش˸֣÷·ܹסˡ



ǡҿԻȥ𣿡ԱսľĿڣֻϣط



㡱



õģˣʲôҪʱϵǡ



š



Ա⣬ҲƵ롣



ůſڵһĻ̲ס̡



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治֪ȥΪʲôϲɽ



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أ



ƵԸеĺ



ůһתһ俴һۣߣ̬ĮĮ΢



Ϊ̫ˣͷЩңƽһ˿˼ֲ



ĺܺÿֲФСЩ꽫ΧĻݲ޳һɶ



ʱƾһƬϲˣ·ϵǹһ㣬ʱ·ܽԷ궼ˡ



ջĿ⣬ůߵһԣ˱衣



ĬĽĿ̲סͶůŮ˺ˮʱ΢΢ͷ¶ŵ쾱ƤЩƵĵƹԵüջ



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ôȥˣǿ׾پ͹ĳ嶯



ʵûŮͶͱǺ֣ųκһŮ˵Ľӽ



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ֻҪһ󣬾ʳڣ񫲢ϳУ޷



ҼҺܸȤ?



䲻ϲȻȻķӦֲܿƵĸо



˵䣬źӿ



ůüͷһ壬鷳ĵ׶ĺⷭӿһǡľ룬ᳰ:ûµʱȥԿưɣ֢ܵأظһ飬ķԱҴ绰ҲŹġ
ʮ:лл	



ԼѾϰû̫Ĳв



ЦЦڳһֻסů



ҵ壬㲻𣿡



Ҳ



ǲȻٺúü飬?β΢΢˵⿿ůһֱӽƵǽǡ



ů֣СڣСӵ棬ŹССƻӰ



˼Сӣ̣ҧȥ



ѵûըëȻ˶ڳֱסǿůʱһƬհףܵƿ䣬ѿ:䣬޳ܡ



Ƣ⼸걻߳ˣܲһί



Ŷ?ůǸʱҲôƿ𣿡



˵ţͻȻͣжɫһ䣬źתҴȥ







Ӷ뿪ůûõ˶·˸绰·ȥ



ʵ·˲ֻǽ濴̫ˡůҲȦˮ˽һ㣬Ѵȥ



ʱůЩͬʱůѡЭ



ϾůԣҪĲǮ



뵽·άů̲ס:죬ллάҡ



·⻰ֱӲסɲ



ڹůǰ͵һˣײǰΣֵ:ôˣ



ΪʲôͻȻ˵лл



ûΪʲô



·ͷĿ:һΪҿ׼ء



·ô뷨ѵ·ǸжŮô?



ů齩˽漴εİͷתһߣĵĽ:ҾǺܴл㣬ûж뷨ûһˣĿ



·һѳһᣬ·ͻȻʲôůһ:ФСƬѹϷºܿ챻˴ϣⱳ϶ٲǸ˵Ʋԣ⼸㲻Ҫˣ鲻á



Ϣůıûʲô仯Ӧһ֪ˡ



˵ղźҸüֹ˾˵ӺݺѩȦļλˣЩţϾϡ˱ϷǳȣʵǸƽϵġ˵ţ·̲ס̾˿:û뵽ع·ôѡ



ůɫȻûʲô仯ֻڵ۵׻һ˿⣬Ťͷ⣬ҹѽ
ʮ:ְǲ	



صʱůĵ绰ˣһûбעĺ룬ԥƬֽ̣ͨ



衫



裬ְְ֣ˡ



绰ﴫС˺ѷεĿ



ůСһ̵ۣСһֵֺĸоСһϲŭ֣ǣÿһ񾭣ǿѹۣ:ԣȱż˵ʲôˣ



ְ֡С˵ţˣӣ:ְɳϣˣ˺ü飬ûְǲˡ



СӵĻһףůԺըȫۡ



ϸһ뿪ʱȷʵЩԾ촽񶼰ˣԭΪǱĶģڵ绰ָС:ҼûĴˡ



ůû뵽ѡ񣬺ĳˣ˵ˣӦúܿģҪűءɡСӣѾûˣֻʣһְ֣ůԼֱָѪżѵ˾:ڼң



裬ϼˣŻ£ְֺ߶ˣҲȾȰְֺòãѾҪˣֻаְˡСӿ޵˻ߣ:裬ְҲûˣʲôûˡ



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ںץŵ绰Ҳ˵һ仰ؿڱʲôסƵĺܡ



С˵Щ绰ͻȻҶϡ



·ȥܼңһܼ£ҽȥ



ů쳣·еЩ֣ӺӾ￴ůһۣĵͷ:ãԼעŵ㣬ʲôǵøҴ绰



·˵ʱﰵϲ绰ǺܴģĿSumԸôδĵ·ͺߵöˣ·۵׷ɿĻһĨ΢:ֻȥɣͨͨͨˡ



ǣұһ䣬һҪעⰲȫʩڵý嶼̫ˣҪǱǰǳʲôģɾͺѹˡ·ԹԵ˵ţԽ˵Խ:ǻ˵ںҲǺ죬ϴס



·뷨ů⣬˵ûЩȷʵȦﳣֶΣԵжϣȷʵһعʵĽݾ



ֻǣͺ֮˳ޣʲôûʣˡ
ʮ:Ϊʲôô	



˴õ˳ʱߵ㣬ﺫıʱѾʮˡ



ʱҹѾˣûƣһƬڣƽƯıʱɭɭġ



Ĵţů³󣬼򵥵ĺ·˼䣬ֱƿ߽ȥ



طϤſڣſڵĵ̺Կףš



һƬڣǰ뿪ʱûʲô̫ı仯ɳϷ˺䡣



СѾſ˯ˣֺСֻץߵˡ



˵һԣϸһ̺ӣɳϣһ



ůԥƬ̣һŵСһҧҧ첽߹ȥ



ˣůŷ˵Ьûѣ˱Ϣ̽ȥıϢ̡룬˶ͷȥȻҲ̵



ůʶԷˣȥҩ˵ʹá



˳ˣ˵Ĵգҩ޷˳ιֻܵһι



ķ·һ߲סʱһţһһĲ



ݲ԰ݣ۾Ҳǽüͷع˴ûĴţÿμ棬Ƕֵòɢָʶ֮ûЩʹĹүүû



ǻҲֵزʵйһκҸʱ⡣



Щźÿſڵؼңһ𰲰ĳԶٷ¥ϴļɳϿӡ







ȻһĶס



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ůڸʲôڵӾһ籩·Ҫ:ôѵδ?



ůһʱƿԣʵڲ֪ô͸ղŵΪ



ԽԽĻҲԽԽʼϣƺڵȴĻش



ůź俴룬תץŵֻĿȻü壬ԼĿ:ӸҴ绰˵ˡԣһûⱨӦ



ů˵ţԼ֣⽫ܴһĿٴο䣬Ц:û뵽ôҵװ޷ӵûʲô仯ֻ˱ˡ



ͷ۵üģʶ:Ϊʲôô?
ʮ:²±Ӧ	



Ϊʲôô?ůЦһĿ䣬̱˼:û뵽ôϷ˵Ϊʲôô㣬Ʋ˽˶Թ̸үүʲôԲ£ֻǰ۰Ů޸㣬Ǹ³?



ůĻһѼĵһһںϡ



֪ůүүǰůΪʲôΪģʱһʱϵֳľ:һ֯ԤıĴɱ



Щ꣬һֱ׷£ǰʱЩüĿůͻȻعֻðʱˣû뵽ůΪºһǿѹĵ׷ӿܣĿů֣صĽ:û



ǣΪһ𣿾㲻㣬ҲǺġǸŵĸء䣬Ϊҿֻ?ůͣһ£ĿԽ䣬ԸԹ˼:ֻأӦˬҹλʱ᲻е£᲻ᵣүү?



ɫůĻһһ԰ס



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ůվſڣŤͷע˺Ƭ̣ɫһֹţ뿪ҡ



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۾ůļֱһģ̳ģǰĽᾧСһɫ˳



Ȼһ뿪һֱиˣǷŲ



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ʵһʼϲҲᡣʱһҵϣȢʲôŮˣʵһ



ʱӺСԷʱҲСĵͷĵ͵



ɵӣȵĹâܸܵϲϲŮ˶ˡ



һΣΪһӣһûԷθˣԾŵ˯£ðŴ嵽ҶĵҩˮСĵι
ʮ:ȫ̽	



ƵĴͷ£һ㵭ɫĹ⣬ůһ̣ͻȻһͷʵһӣҲͦõġ



پһ㣬ʼϲ۲һһԽȤ



죬Ժһÿ춼ܹȥΣʱˣ·ǿʱҲʶͣ½ŲŤͷһǿűӪС磬룬ѵûÿ



ĳһ죬˵ԺٳЩʱͻϼҲˣһҪչ˺



ʱѾˣЩӼЩĪĻֻš



һ·԰̲סͣסŲڸˮ߽裬ΪʲôƲֵ?



ʵʱѾЩˣԽԽԶüμڿĬĬۻңһֻܾСè



СĵĿ˿Χ̾һԥĸ:죬ϷܴФСˣÿһ뿪󣬷˵ɫǺѿ



ֱʱˣԭĸһֱܣصռҡ



ʼ취вٿأڹ⽨һ˾ֻҪǱȶͿԴһȥԶЩš



Ϊĸײ鷳ǰֳرģԴΪڽԺȫߣֻ衣



ڹĹ˾Ҫȶʱֻ÷е£͵ҽԺ



ǰŲŽӱžѾϢΪԻĸףǰ̵˵ȥĸӣΪһֻǼƻеһ֡



Ūˣȫ̽䡣



ΪⱲӾľȻĹʱȻˣȼеϣ



ϣһˣһʶİģ㱻ƣֻŨŨĺ⡣



ʵ̫ˣһһβϧ˺ϵ棬ֻΪѰҵһɡ



ʵԭǲ˵Щ̱Ļÿζ׾ٵİŭ֪ΪԼŮˣΥĵ˵Щ̼Ļ



ǺޣҲռһϯ֮ء



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ů뿪ܾú󣬺Ѷӱɳ§ź˯һϡ
ʮ:̫	



죬Ϊһֱסڷ԰







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ֻܼ˼ˣĿɳϵĸˣʵ:̫̫»⼸˺θ𣿡



ɫ԰ףݣɨǼһۣҡҡͷ:ȥЩһʳûУôˣ



ܼ˰Ѳ˳ȥüˡ



ԥĿ:̫̫Ӿθһֱã죬Ҹҽ?



̫̫ӾʳѵǿЩҲ³



ҵ˽ҽˣ˵ֻ̫̫Ǿ񣬵ܸо̫̫岻Ծ



Ƴ˹ܼһۣתתеָĿ:ǰ죬һ֪ߵغСѾͷʸ֦Ȼҵ˵ԼϺ䣬Դҵע⡣



ʵůʱԭ:ˣƤĵ򹷣ӦúúýҪˡ



ɶǷĽô̱ôĶӣң϶ǸŮ˲Ҫֵڲͬһ㣬ûϿɡ



ôᡭܼ𾪵ѿڶ·ӹҰģ˰ͽᶼ̫̫Ȼ̫̫ǰԲѡ



ӹġ



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ܼ̫ԸˣرֻҪ˭̫̫ҲѲƤ



˳׵:һСѾͷѣҶСָͷѹȻǸӲͷҵúúһ档͸Ѿ·ˣܿͻյˡ



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ʹ죬һһ٣ǸȤ







˿̣ԶĳƵȼٵݺݵĴ˸¡



סӵǸ˽ǵɳƵŮ˵:ҵĿɿҪûˣռţĻֵ˭?



ĹͷԷôһƣɼ̲סһůҺ塣



ֻǳȸ٣û뵽ϴ˯ͱЮˡ



Էռŵ£۵ǰδеľ⣬ƴȥͼϳߵˣɿһģĻش:Ҳ֪



ʵϣ˵⻰ʱĶ̲ס̡



ˣ˲䱻ʶƣһսⲱϵӣв:̫ˡ
ʮ:ûƭ	



û㣬еѡһֻһΡ



ҳӵĺ䣬պÿװ㡣



˸£ģ³:ҡ



𣿡



Ȼ˶ԡҡûлɣ׷ʡ



ƺ뵽ʲôٴνӽ˽в:ҪǸƭңӦ֪



̿ͷ϶Ļش:ǺҵˣȻ֪ġ



ңռŷǶʱ䣬ռҹȥ顣



ôŮ˳еӲⱻսЩԾֲﲻԾ



Ϊʲô֪ô?



ɳƵŮȴвΣԼɱ⡣



Ϊʲôô£˵͵ռŲҰйء



ⱾܵľҲæ:ʵЩһֱڵռҲҰҺռݹϵ찵Уҵһ˿˿꺫ҾǿռҵˣԲ¶֡



Ŷ?˵ȻлɣԳһ



Щ㻹鵽ʲô



ûˡĻش:֪ľֻЩҪǻбģⲻú



ǵĶԻûе֪ӦúɱһΣɱڶΡ



ǣث֡ͳһɿס֣ĴӴӷȥ



뿪⳩Ĵ˼ڱϵ߬߬û׷ȥǸŮ˵Ķ֡



һУȻǸ˲µˡ



һǰи˸һʾ޿ռŵ£ҪЩش𣬷϶С



Ůʵ͵˵Ĳ²һֲ©ѵ˻δ֪







ʮһµҹϰϰ·ߵĺƮһƬƬҶ·ƵĹӳøĿ



ǸһλҴһ·ƽѾǿӣǾ޿Ӻ𣿡



С·ϣһߵͬͬûᣬĿ⾶ֱ·濴ȥ



˳ͬĿ⿴ȥէһĨޡ



·ĹϣһźɫȹŮˣĶϹһڿ֣Ƥȵ̬޲ɷ



Ůˡúǡ



͵ĻعһԴ:ԲۣǲҵŮSumô
ʮ:ƭ	



ů꿴֮ǰѾԷˡ



ԶƬ̣תŹƺȥڱܿˡ



Ļ֤ʵĲ롣



ůѪƲסӿڵҹ·һʧȥʬ壬ȰڽƮ



޷ߣ߾ҹŶķż̶ĳġ



˿̣ޱȳأǸ𰸣ûеɣ߬ȭͷİȻӿŭ⡣



䣬ƭӣ



ڱʱȻԺ˵Ƿһ˿ҡ̽



ʵһǶĶ⣡



ʱ䣬Ķͻᷢˮʼ



ģѰΨһ



ڹ⽫κú󣬰֪һжˡ



ԭȢǰǶʱ䣬պϾΣ뺫Ҳú󣬺ͻȻƳһϵеĹŷˮݺݵ׬һʡ



ǰֻҪĶԱˣһõ



ʱ䣬ʵڼ尾ȥһ飬պԼ



ֱ㱻Ǹʵûĸεġ



еϲŨŨռѣ䰡Ǹﶮð



ǰ̫ɵŻᱻˣǷծһʶ١



ϸ˼һȥҡ



ˮҪõˮû׼ãүү͹ŷȫݶᣬֻʣԺүүЩ



кܸߵ츳ȴƫƫһںϣĥûˡ



ڣҪʧȥһͳͳһ



ֻҪˮгռһϯ֮ء



ܺͺҴ̨



ǰ죬ѾɹĴһ㾫ֻҪζ㾫ͨ㾫һһϣܲµˮ



ˮķ



ɼѣʱܳĿǰҪӦԵֻǵһء







⼸ůЩ֣ͻȻúæкüûлؼ˯Щġ



ůЩʲôֻðй۲һС



صߵůſڣſţĴһźɫװͷ



·Ѿܾˣš



ɫĽֻջؿڴવߵߣעŴϵͷͷƤ˲۾



һɫĽůͷߵ˯Ƶͷϡ
ʮһ:ʼҶ	



۵һݵĿ:ףˣ



һ˫ڰϣĮĿ



򴽣ʵ:ԽԽϢˡΪһŮˣؼңȫˡˣ㵱ôӦҵģ



ǰ˻ĮȻﷺһ⣬Ĭվԭء



ͨ죬һһڸ׵ƿ£:Ҫֻһѡ



üһ飬תůǽϵƬ



ϵŮˣһ˫ǵ۾˵ǳЦ



ȻǸĺӣɦŪˡ



ԽԽò˳ۣڵ:ð׼һȢһŮ𣿡



Ƿ̵Ĺ˹ŪĿ:׼ҪȢĴŮˣ档



ڰҪʲô׼ҹܵô?



ӵֿǽϵƬһۣȻ:˵Ů˶˽أ



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ڸ



ů֪ȥһˣ϶ѡһһ棬ܻе¡



׹ȻֻϺ꣬ƻթƶˡ



Цûһ˿:ΪҺЩ궼Ǽٵ?仰ҺĹϵΪĶӣҾ̫ʧˡ



ףҺ㡣ҵ£Ȼذ׼ңѼ̯¸



ǰڸ׵£˺ܶ£ΪһֵˡҲͿ͸ˡڸ׶ԣһߡϣûʲôˡ



ǼºΪ˱⸸ڰ׼һЩСҡ



뵽ĺ˺ְ۾˷¶һĶŵЦݡ



Ŵ󷽣ȴźһᣬʼûòǹϱЦ:ӳˣˡʼҶӣӶ˵㡭



Ѿϰ߸׵̬ȣ΢΢һЦ:Ǹ׾ܷһԡ



䣬ŨصĻҩζ·ֻҪһǣͻᱬը



֪ʲôʱ򣬰ѾƵűߣͿ͵̬Բˡ



ΨĨŵЦʼûиı䣬ԽӲ:ҹˣҹʵڲʣ׼һһ£Ÿء
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ůһû˯Ƴһƿˮҹδߣ˷ܵİˮСĴźã׼ذ칫Ҳ˯߽



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ʱ䣬Ͱæô档



ΨһĽůʱԶһࡣ



ȥ꣬ǴδôƵů:ô֪



ʱ䣬ĺܶ¶Űġ



̫ˣõЩΣյ£׼ȥҹ



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еͷϣůգգ۾Ŀ:ʲôù?



ǱҴ绰ͨء



ůĿһůĵס



˾ȻΪôࡣ



ӲһᣬҵӺݺݵҧһڣ̫ƽĿ:ţ㡣



˵䣬΢ɲĽͷ˵ͣð˿̵ݡ



ұʱ𣿡



ʱ䣬һϣ



һһ˿ľϲ̶Щʧ˵:ȥˣһҽѧֻᣬѾμˣķɻ



ԴǸůͷ



ѾͷԲһһ㡣



ůԭͲѰ͵Щ֪μӱˣȥֻҪڸͻеرġůĵͷЦЦ:ȣȥҲͦõģҿɲ㿴ˡ



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һǰɻǼůů



һᾡ´ãֻҪҪʲô谭һҪߣѾΪһϰߡ



ͣůѰ͵ȻֱӸϻؼﲹ˯



˯ǰ·һϢһгȡٰš







תۼ䣬ܿ͵ˮʱ䡣



ɨøɸɾģŵƽʣõø֡



ů·Ϣֱӹػ⼸񣬾Ϊӭһս
ʮ:粨	



ֻҪ˳Ľһ֣ɹĵһˡ



뵽ůٸ̹ˣЩȵıֳҲϰˡ



ֳɽ˺ʢ



˼Ĺ˾ȳǩȨĲ߶һŶӳǩ



ǩһɱҪһˡ



ҿŶӳǩһźͶһ飬źĺһ顭Դơ



ӷǧҪкǼҹ˾Ծһͱ̭



GվǸŮôߣǱֲǻװᡣ



˭֪أҲ̫ˡ



¾µ΢΢һ⼸꣬ǵһ˵óůЦ



ԶǰǩĹ˾ٻٻΧм䣬ϵĳԹά



С㣬ȥзǿõ˼ֱ̫ˡ



⻹˵ٻٻСȦһһ֣㡣



ٻٻʮãϲֱµĸо÷ľ裬ֻǫЦЦ:ǧô˵ĸλҵǰٻٻСҳݡ



ԱһҲ˾ĴˣˮЦø:ǺǣСȻ紫һᡣ



ʱάļУü̾˿:ϧҳ˺ʢŶԾ˼ҿǴ˾



ٻٻͬĿˣָ:ǰЩĴ˾ƴȷʵܲƽѰһʵģЩ취һºơ



Ǹ˶˶٣éٿ



ٻٻС˵Ķԣܶ߱͵ģ˷˻ᣬʵˡ



ٻٻοĵͷ:ʵҲΪ˱֤



ٻٻСдֹۡ











һŵֺ̨ƴ򿪣Ůŵ̨Ц档



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˼򵥵Ŀ׺ʼ



һһԵĲ߽ȥбƴ̨²ʱһһҵ



ůվں̨򳡣ûг鵽ʹ˾ԾȽϿż



ʢŵĲ԰ĲůС̨Ϲڶʢſ϶İʢÿ궼ɱǿ˵ʵǿһ֧ˣһڴǽΪǴʲôʵı֡
ʮ:	







ֳ˷ǵƺȫʮ֡



ٻ˯Ĺڣ˿ҲʮֵľĿڴĿ̨ϣЩУвʢŵķ˿



ʢ̨ˣǼҵĿд⣬ǽһ㡣



Ǹʲô԰ôû˵



ֲ֪С̫ˣȻͱ̭ˣʲôùעġ



ֳֵУ̨ϽƮɫһŰɫװ˳֣ϻӣߵ̨롣



ѻݣ¶Ũ



Ⱥɽͷ̨·ꡣ



δǰдʫݾˣʢƳݡʫһ㣬ѹȺ



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Ա:С㣬Ǵͱ϶кĻġ



ǩƽһַ⣬ܶʵĲѡ֣ºʹ˾ԾСǵı



ů:ǡʵ?



˼ҵȻҪ̨ҿ϶һ鵽ס



ʱǰ̨һҵʢŵķ첻ԾЩůűź̨



Ůһεĺȹϴһɫĺߣһòĺӣ̨룬ء



鵽ʢŶԾҲԱɡ



ʢŵĳһȣν֮𡣡



ˣ˵ˡ˭ҲʢôǿĶֱҿŮĲֻϧһߡ







ǰŵί΢΢һ㶣ûмôԵĲߣȻûӪ⾳ѵǷˣ



̨ϵŮ˲ŲæĴӺﱧһ̳ĿƵ̨µϣͷ



ᣬڻܣǧʼ̱ð棬԰㣬ΪԲδòƿװ



˽̨꣬һƬȻ˴󺰡ʲô۶ӡֻɫ̫ѿˣŲôҿʲǫ̂ȥ



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ԭ̨ϵľ̳ʱȻûһ˿ζɼǸŮ˵㼼ж⡣



ܿ죬λί̨
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λʦ̨߹̨µĹһ̾Ϣֻ̨ǹֵĶʵ˼λƷ֡



λίʵ̫ˣ



Ů˴ݲȵվ̨ϣ·̨µгЦȫ޶ãĿίƶȴ˿



⼸ίûе汾£ǿɾˡ



һλίԽԽԽԽ



С֪꣬ǹĴôɲ̫á



ˣ㳤úÿ𣿡ǰվһߴӰůǰ΢ͣƬ̣뿪ˡ



ίǼλƷʦһλݾΪˮȦֵĸܰӡ



䳤һ忡Ըȴʮֵ֡



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ϯϣݾһЦһ˫ίϯѲһȦͣڸղ˵λίϣᳰ:裬ǲֻ䲻ӣŶӦ˵ӣٳԵ㣬ಹԻֻزԣ̨Ͼ̳򿪵˲䣬ζѾϢĳӯռ䣬ƭˡ



ίǵͨ죬׼Ա粵ȴߵίס½ǣᣬһ˿޵Ĺ⣬漴ת̨:ˮΪʲô棬Ȼ֪ƭй٣԰ҿǼҴ˾?



ûС



ίһ˿Ϊѣ:ζʵر𣬵ֲײζĿǰвܽ綨ΪˮǷ׼ĲƷ



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ǵȶһ



⡣



̨µίĿůһۣԷȻûɫ:õģһĳɼݶԻȥȽˡ



ݾͻȻЦ:С꣬һȥɣҲһǱĻᣬҲøǮһھС



ůᣬ:ǹԵı϶кĻŸλίǰϧëˣ϶ΪһαԼ



ݾ̨£Цô棬Ķ̨ϵů޳Ƚϡ



ջĿ:С꣬İɣҿ϶ñ۸ġ



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ůѸװˮ˳ſڣתȥĺڵӰֳɨһ顣







һں󹫲ůʱ·£ʲôʵѾкĻӮҲûʲô˼һ˯ø



үү



үү֣һȰ:ůѾͷСֻ䲻䰡



үүѱӸϣ̾Ϣ:⺢ӣ˯ϵűӣԺүүߣôӴ?







ůֲȥͷĺˮĿһȾӡ



ǽһϲƽʱǰϴ붼



·ƿţĵSum˿ͷһ٣һĨɵ𾢣ʱʱӲһ޽ǵĺ



Ƥһ۶ƣһ»Сϱģ·¶һ˿ײĳݡ



·ůߣůĨֱλ÷ůͷƫһЩ:Ҳ˵Ϣһʱ𣿡



·Ĩͳֻ㿪һҳ棬͵:ҲϢֵֻʵ̫ˣ֪



ֻĻϺȻһ:Sumҹ޺ҡ



·Ϣ·˷:ĲҪҪ



ůɨһۣ΢΢һЦ:



·ǵĿ棬ķԣ˵SumعһֱһӽңþְֶΣ֦ͷˡ˼ңԲŮ˽š



ϢѾ˺ܴĸӰ졣



·ԥĿů֮ůôӦԣ±ů



üůİĿ:¿ɲϣһ⡣



ε鲻ȻǰҲֹţýƾżƬ׽Ӱοеĸ׵ʵʾͱˡ



ůͷ:֪ġ



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ůֵͷ:ұͲĬҴ쵶ն顣



·ĵüͷ:ԣǴӲˣ



ұϾǴ˾Ȧĵλأʵ̫۸ˡ



SumػɹȻһʸȨһʧˣͻΪС󣬱˳Ц
ʮ:ⲻǷ	



ѾˣSumߵ·ƺҲֻһΣǸʵ̫



ڹ꣬ʵ٣ÿζƽĶȹSumбµģ·Ӧġ



£SumѾö⣬ѡһ



·Ϊѵ:񣬷ѾȷˣϵۼһߵҪô?



ǰʵ̫ˣңǺҪSumףϧ˺ԭǷ˵ģڳһ޿̡ĸȻܻһƱ֧֡



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췽̸ʱ˸ۣѳϵͷ򿪡ԭֻǷŷ񹷼ǽû뵽ô



һõġ



·ﻮһ˿£һSumпֺŮ˾ڻȪߵɳ



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⼸ΣЩѡӣʵۣϾһִˡ



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ۣ紵ۣԺĿԶһʵʵˡ



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˼ôϳЦЦЦɰֽĦеʡ



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ĽiPadûĴ򿪣һļУݸ:˵֪ġ



ɵĵ㿪ļУɨһۣɫ˲ɷף߶µ:⡭ⲻǡ𣿡
ʮ:Լ	







佫ԹϣӵңſţһССıӰɢҵİڷڵذϡ



ӺйأٳҶ󣬴ʱСһ￴ơ



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һᣬ߽ĺӵݸ:լǱģ˵ǸСүġ



䡰ŶһѺӷϣһƣģһ:ҪСү?



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ˢ΢⻰ָһĿ:Ϊʲôô?



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˶٣ֵ:Ǿʹ绰ɡ



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Ųůһ۾Ϳ·ĳᳵ·Ĵīñӣš



ſڵһˣůǰڼſڡ



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һղҺء



ݾǹһĨЦ⣬ջɤɫ뵡



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ַ˵Ůˡ



ݾڱֳǷķ̣Ǹί϶޼ɵİ̭ˡ



ܾǧ



ͳֻ·绰:΢ҼӣеҪ



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⣬˰ĵů绰ů˵绰űЦЦһԵȥ



£ůܿһȦȷûмߣЩ



üͷ΢壬ʵ:ңʲô𣿡



ݾûн飬ǱйݵĽ



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ݾֻǶ۾ĬůαܿǸȵЩʧȥ:ûУҾˡ



ʱңһֱǵá



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ڣݾûбסЦֽ⿪Ŀӣ¶˵ǡ



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СôǮңʲôᡣ



ůⲻģʶ˰亹



ݾ򴽣ȻĶϣ:С꣬벻֪ôίǱΪģ?



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ݾسһѿȫ⿪¶İɫױģճ˵İ˿鸹ɧʮ㡣



ůɴƵ·棬۲Ϊ



વĽŲˣ޵ζƮݾĿﰵӿЦ:С꣬ҵĲɣºϻ᲻ַʽǱЩίأͺܴ̼ء



ůһжˡ



ɫһ:ֻһϵʱ䣬ĵǻ¸֤ݣҾǷ顣ҪʲôֻҪԭΧڣһġ
ڰʮ:ص	



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һ̸֮



ݾϵЦˣ˿̣ůûչʶͳֻ鿴硣



绰Ǻġ



裬裬Һ㡣



绰ͨĴŴŴůһ:Ҳ



绰ͷ̴Ц:衭¸׶԰μӻ



ůûзӦ绰ͱҶˣӦһӻ



ֻһ£ǺĶţ裬˵Ŷ׼ʳԡ



ůʵڲСʧĻһšֻ֣Żؿڴ



ݾûпֻĳ



ůݾֶȥŴ򿪣·ֵĴSumˡ



ůݾϳ˳:ȥƵɣȥ糡͵Эһ£ҵϷʱϣҪôҶҡ



Ƶϴĵص㣬ݾϳֻϴַʾȥط



ץסţصһ



·ӺӾǸһۣů:һҪСĵ㣬ɲֳһ㲨



͵Ƶꡣ



Ĳ£ƵŽգִƵ겻ܲӪҵӦǱ˰ˡ



ůüŴϵݾСĿ:İɣȻҴ϶а취ȥģƵ棬һεĹ



?ůʣ֣֮ô֪ġ



ݾָ򾧻Ƶ棬ʾů:ŵ



ƵһƬС԰ĳһ걻Ժӣ֮һڱһƬǾޱڸţһֱû֡



֮ǰȵʱǽһݣ֮ˣñӶˡ



Ȼһֻ۸ˣһ·׷٣



ůĽ̿



͵:ԺɶˮԣȻֻĹ



ݾݸһЦů:ǡûջֻС?



·Ǹİˣ޼ɵĵϷˣ˺ܾõĻһС̣ˣ:÷𾴵㣬һ̱



һѺݾΪʵˣһίͰ͡ģ



Ϸ



ůû·:³ˣ·Сġ
ڰʮһ:	



Ƶ



ٻٻ˹ĥָף̬ţָ״һİĿڶŮϣЦ:ôⶼһˣûǺãҪ֪Ǻҿļ۸񣬿ɲ͡



ʻίӱȽСںٻٻҪ󣬸еʮ־ᣬٳ˾



Աߵίż̲סȰ:㻹ʲôҵʵвǿġǸ԰ǸûпɽСң㵽ʲô



ٻٻҲЦ:԰Լλ˵Ǿ֮ͣСңóָˮأЩĵСˮȦ



ίǺ죬ΪѵĿ:죬԰ġֳ˶֤ˣȷʵѵһĺ㡣



Աߵί켱ˣ:ѽľԴֻҪǼˮ͵ˡʲôȥǮȥ



˵ţסί·ʹҡҡͼöԷ:ҪǾʮαίҲõôǮ



ٻٻڱصõЦЦĴ˸ǷֽԱ:λͶˣȸЩģԱˣܺú˼



ٻٻλίѾҡˣʣµһø㶨



λûɿڵίڱͬĵĿ:ǧҪɵⱾǽ飬ùھʵģαҪΪһ֪С˾ͺҹȥ







ůݾڰ䣬͸ǽһصСٻٻİ￴ȥʱѾЦｻˣϯԼ˵СİɣǸ԰϶̭



ů÷ֽճȭͷ



ݾ:С국ǻȦģӦϰΪˡ



ůҧҧ:ǡȦû˭ô۸ҡ



ݾһ㶣СƢͦģϲ۵Щ΢⡣



ϷƵͳһͷ׼ţ:磬Ǹֱֳɣ



ůһѾװ̲ס룬˵ʲôͷ



ݾİͷãӵԼֻϣȻ㿪ֱ



ů˳ֻĻ濴ȥ˺ٻٻЩŮίߣȻȫһӢˡ



ݾ˷ܵĿֻֽԵĻ棬Ե



档




ڰʮ:˲Ҫ޵	



ůⲻƳӵһǣɫʱְס



ǲҲͷ?



ůĵڶ仰͵һ֮˴һӣڶ˵ʱݾ˳Ŀ⿴ȥŷӦΪʲôסϸıһͷС꣬¶ˡȷůĲ롣



˲ﲻˣֻֻᱻһţSumƵ͵С⣬ǰĴѩϼ˪ʱôͣSMô֮ǸϽ룬֤ȫ



ůĳ˳ݾ½ǣĳĿ:ȻѾɹֱˣȻʱ䲻ǿҸʱ䣬ֱ¼ٷһ飬ǱϾǹ־Ϳˡ



ݾ۵׵ĹϣȻС꺦µ?



ݾûԽ󵨵İͷͣܶǶֱ



ϰֵǵɫûУƺȫı֣ůš



ů֪ݾѾѡӵĻˣʵ͸˹ŹֵӣȸСЩʱһ:ǳĿѾȫعˣǻ뿪



ĶûΪĻͣжǴ̼飬ƺģůѣȫԹ



ůĻһ빣ں㵵Ŀſڣſڲ֪ʲôʱվһԱյ¶ӿ죬˶촽ûз



Ŀˣʮѹ֣Ϊ˻ָоů΢ɲݾԱŲŲ



û˳ĿѾļһʲڴݵĴӵվһΣģ



ݾͷԱ˺üӣһᣬݾſ˵ůֻ˵һ䣬۾ͱˡ



ֵܣ۾ôʲô𣿻˵ʵǣܿϧ̫Сˣϲشġ



ůݾޱȻ˵Щʱֻһϻ˲Ҫ޵С



ʵݾĻů׼ģﲻݣʵûϵ£ܵĿֱǺ޳еս



޲ҸطȥӶˣʱ·ã·ٲץΨһֵҵǣϱʵʵĹסԱʱϲݡ
ڰʮ:	



ΪΪʳʹһǮͿ԰ⳡΣлˡ



ݾԷû뿪ֱߵſڣֽһˤ:͡



ů͵ջ˼̲סݾ:ǰˣѵ𣿡



Ƶ˿ֲ:ԿܴܲӴӳȥɡ







ܣҪȥҽԺϷ?



ȥƵꡣ



õġ



˾ʻģųӵ˳ʱҵĴݣѾǲ񾲵Цˡ



Ƶſڣӳǰ̨



ٻٻĸᣬҹȥ



ʮǰٻٻƬ˵׽һھƵ깶ңô



ѵǸˣôϲ



ǰ̨ƺ֪ҪϽһԱΪ·



ûзѶĿ࣬ܿ챻Ա쵽һſڣǸ˾档



׼ţ洫



ʱҲô⣬ϲˡ



ûϵ



ܻؼҵġ



һǿѹһŭɫָ糣һ˫Ƣƿš



硣



̧ͷٻٻٲȻһòģкŸ߸Ьӭ



ٻٻ¿ȹӣϡȫϵݻΣϻһŵȹӣײġ



ůȻȥβͬٻٻʲô鱦䣬ϴһζ



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ƵСİůٴμ棬ֻһˣ˱δһ˿⡣



ײĿʹӿ



վԭأһ



ůĿ̵Ц:ܣǺֶʵ̾Ϊֹһѣô࣬˶ġů:ҲûʲôֵģǺһ硣



עĬˡ



֪˵ʲôŵġ



۾ֻǳĹڿֻбĺ⣬޾Թ



ܣԶˣů϶˶Էƿԡ



ܡ



ԣֻǺܡ



䶨Ŀ



һֱΪĮĻѾľˣĳƺ۵Ϣ



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ֻ˵ĸ֣뿪ᡣ
ڰʮ:С꣬ȵҡ	



뿪ůһ㱼䣬һЩɳƵ:ԣô𣿡



ůһ٣ٴ̧ͷȥʱѾû˵Ӱˡ



뿪ķ򣬵˾:Ȼء



Ǿ̵ġȥĸӡүүĲ֮ģֻʣѪ𡣵뷽跨ռңֻΪȡռҵһˣʲôĸ顣



һһʵѪծġ



ǴӦүүʲôѣҪúûȥ޲ֽЩĸεģƤ



ٻٻǰ۵׶ůǸСˣǸСˡ



SumƯԴء



ϹŴ޺Цݣ롣



ǵȻˣҪúһҲûȥˡݾһĨЦ⣬Ϭȥ



ûSumı¡ٻٻЩǽ:ڽߵˣһһڡ



úůĺ꾫ůᣬ治ЩȫɫǻôȫһΧת



Ǹ԰ůȻҺСһ֣ϺСЩϵģñȵ



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Щݵͼļƾʲô֦ͷˡ



ƾʲôƽƽ?



ԣݾӹ˲Ŀ:԰ͺ̶һΧֻΧƲӬ



Ļⶾࡣ



Ӹղſʼݾһֱά꾫



ٻٻۿʱˣƬ̣Ż̧ͷݾĿڽ:Sum㣬ݾ磬ٻٻںҾǸȵģҲ˵ЩôҵģҲ֪ϲŭ޳¡



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Sum㣬ǿ߰ɣǴڻøָ⡣



ٻٻһϵѣĵĸ˸뿪ơ



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С㣬͡



ӣһ붼ٻٻǷһױһ׵Ķ뿴







Ƶſڣݾǰ뿪Ůˣüͷ΢塣



˱ٻٻֺû˵һ仰ҲУԶԶ˦



ѵС귢ˣ



ݾջ˼׷ȥأץסСӣ۵ȴһ˿ǡ
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С꣬ȵҡȣֻ



ĻһϷʣֻĨЦʧˣСָһ







Ȼˡ



ݾƵĳ˳죬Сǰǰδе:ղûĻʱ룬ҵĴ



ҿɵӣ



ůЦԼ䣬췢Щ£ٳٶۣҲˡ



һУȫƵһȦףֻûݾѾ˼֣Ҫʲô



Ŀúٻٻ¸ί



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޼ɵļŭٻٻ䡣



ůһĮĮĿݾһۣ˲򵥣תۣϡСꡣ



߸Ь𣬺̧ȥٻٻ߽һ˿:磬ôŹǣ㲻֪ղţˡ



ٻٻ˵һ룬ƺɵʲôûм˵ȥ



ůͬٻٻԶģ·һֻ޺Сá



һָ棬ĹԽԽ䣬һذףٻٻ:˵ȥ



ˣ²壬졣



أʾ⺫ٻٻ˵ȥ



һõĻᡣٻٻĽ:SumǸ꾫ȻϴԲѵ˵ϸ磬ǾͺݺݵĴ



Ŷ?Ŀⶳסˣӵ¶Ȼ½·:ٻٻǰС򣬱ϲŭ޳¡



ٻٻŵúһⲻǸղů˵ĻôȷûˣŷĵĿڣô֪



⸱飬仺ǰıʼǱתٻٻżǰĻ棬ɵӣٻٻһȥֻǲԸƽϡ



Ҫůϡ



ǿɾͲһˣůȻů϶飬ġ







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ģΨһ·



Ҳ뱻˲鵽ԼͷϰɣЩ꣬һֱڵռҵŰ



˵ҪҰЩ֤ݽ



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򿪵ԣˣ˫ָϼ̣ž











ĳҽԺʱͻȻ꣬µúܴӲôųעת⣬ʶƫ롣



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Ĭˡ



˿شһٻٻһУ֪顣



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ᶨĸûС



ڣ֪ʲôͶûã˵ʲôҲĽƱ硣



ϸ룬ʼעʵǴһЩҲڲС͵ҪһЩʱŮ̫ˡ



꿪ʼӴˮʮʱѧϰ֮Ѿ빫˾̳ĲпľϵѧſԸ񣬳Ϊһϲŭɫˡ



ů޵ҵһңڳһֻè׽ʱŪˣèҩèΪʹʼղܳɹҩ



ˣתĵ˺һ󣬶һ¯èӱߣŰɫƮֻ쳣è



ӹèëСĵĸҩ



俴飬¾õĸоĽ࣬Ҳ



굽׷ʲô?



ŰһµĹֻʣ¹ĺ⡣



ÿ뵽ĺؿڻ̲סʹúܼѡ



Ŭİ˼άջԼȥڴֻ𶯣ͳֻϢҽԺģĸ׵Ĳϡ



ȷ̫̫ϵж岻ʣеĶڼ飬ҳ࣬ơ



üȥ۵һľ㵣ݱһĺ֡



ƺ뵽ʲôٴδ΢㿪ůƵĪƬ̣ıš



һֵָͣպƵŮеϡ







ůѰӻӻ󣬰ȥйʳůȥģǰ˵˱жĵָôҥԹڼţ



ϵϷůֵУɳϣ˱־



ſһ룬ڲ輸ϵֻ𶯣ůֻһǺĺ룬Сİɡ
ڰʮ:Ҫ	



ůûж룬ֵ㿪绰ڶߣһֻ־һҳϤͲﴫ:ůҡ



ůû뵽绰Ǻ䱾˴ģ֮ǰǸһΣû˵



˲䣬΢΢һ־:ҹ绰ʲôָ?˵Ƶ˵Щֱ?



һͷ˺һ׼ٴοʱ绰ǱߴĻ



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΢ü:ůҪʲô



Ҫʲô



ǺǣͷŮʿĸӣҵĻһģһġ֮ǰŮʿŵңֻҪǺܹ֣ʲôԣأ



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ůЦ:ڲģδ̫˰ɡ˲ҲˣǺжģҶܣҪൽңԲҺ浽ס



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ů绰Ǳ߳Ĭˣ̲סЦһŪ:ôٴƿˣ



ů΢΢һЦ:ûµĻҹˣҵʱܱ鷳ܲҪɧҡ



ȦˣԸúǿƣ˵ӺүүռұʱǿԼǿ



䱻һͨתĻ䣬Ļмдᣬиƺε:ůµĶ



ůһ˿Σգܿ侲װͿ:˵ʲôôأ



һ:ҪֻҪܰõû⡣



ůžΪ˷ġ



ϸһ϶ǷʲôȻôƶ룬Ц:Т˳ɣһ롣



˵ţů绰ַڲ輸ϣȥ¥ȡ·ߵԡңš



ϴ裬˻̵Ļصֻ绰ȻûбҶϡ



ܣɣѺҡĸ׺ͺӣθֵѡˡ



ϴΣѡȥĸӣߵˣů뿴ôѡ



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绰ůһ:ôܿǺ𣿡



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˵:ܡ



Ǿûʲôˡ



˫Ҷϵ绰ůֻŻز輸ϣһ̧ͷͿڳæ



￩һ£ȵĿ:ʲôʱģôûһ



ϴˣ΢΢һЦ:ŻãֻŴ绰ûע⵽ҡ



ܿѹãڵĻζܿӣָоǼңֻ򿪣㿪֡



మֻһ⣬ǵİһֱڡгۻ˺ת뿪˵εɺ˲԰ס˴ˣ̹ף鲻٣ЦǿɺٻɳѺ۵İôظǡ



һ˲䣬ﱻ׸



С֮ţŶŮˣ޵ζٴƮǼ⡣



ůһƬţ⣬ŵů:ҽѧֻ˵С⣬ûüϻǣڵϿ˻طţǼůů



ů˽΢΢һЦһƬţ⣬ŵ˵:ˣȥ⣬һ˸һϲġ



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ͷһαŮ˴:쿴϶ϲġ







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ܳƺڳܣůϣȥ˱ˮ:ֳʲôˣ



·ůɵż:㣬һSumȦIDͰҽڹһ޹ԷƬϡңڵסַҲعˡĿǰһѼߺͷ˿ſڣ׼ǡ



绰·ŵĿϵƬһѪӿϺͷ



ȫSumģЩһҹֵ֮ƬȫǴһվġ



Ĳ鱳һֻ֣ǿĵطݡ



ѾסԺˣ˵òᣬѲɻţ?



ʵ֮ǰSum˽ҵ˵ɾͱʵˡ



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ůع⡱ʣһļ⣬ɪһ£ס:ܲܲ鵽ˣ˺ͺйأǾͼ򵥶ˡ



·˳:̫ƻˣ޷׷ٵ٣϶һƬݸոոҴ绰ˣӾ֣Ҳˢˡ



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Ҷϵ绰·Ƶĵһ̣شǰ˼µĽ



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ڣ߲߾ͿSumôѡˡ



ȥSumֻ˳εӾ㣬֧޶⳥



˵SumԻع󣬺Ͳ̫˳һδƽһġ







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绰ͷϵţĿﻮһ˿΢⣬Ц:˵ˣҶ̫ˡ㻹뿪ǸŮˣص׼ҡ



ҧţﶼǺ壬Ц:ǡҪֺҿ϶׼ᡣ˵ˣҵۣ֮
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ӶǴҳܼߵɳߣСĻ:ү



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һɫܳȻȵͣ·档



·ʱǵĿ:



绰󣬱ת¥ơѼůϲˣƽʱ̫æûʱ



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ϴּ䣬һͬ·濴ȥǣסů:ٴ£ҲȳԷ



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ҽԺ



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ФС߹Ѻ̳ߣԱߵ:磬̵ĲԽԽˡ



Ŀ⣬бһۣФСܵһϮҧҧֵ:磬Sumѣû뵽Sum޸ǲǳһһ
ھʮ:ҪǸ?	



俴һۣ:ܺԼˣˣҪۡ



У岻ãǰñְ



ФСһᣬίó:磬ǲСˡ



϶ǳŪɫһФСľ:ڲʲôΪҲ֪𣿡



ФС˲䱻εվԭء



䲢뿴ФСתҹĻе:Ҷ㶯֡







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·ŷůĵ绰Ϳˣֻţʾ:ϳ



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·ϸɵЦ⣬עתؿƵ˵:ǲҶġ



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ůԽ:԰ҵϵʱûзʲôش¼ļء



ͷٺ˵ɡ·һ仰βˡ







ܿ쿪ůԤũ֡



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˲Աٴƿ:С㣬Ŀˡ



ůԱĻϺ·һվͬǰ˴к:ˣ~



˵̬Ȳ䲻ȣůһֱۣӳ鿪ůӣ
ھʮ:۸㶨	



:˵Ұ?



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Цһͳ:֪һζǮ𣿡



ůƺԤϵԷô˵ֱӴӵ³һӣصĶϡ



Ƕʮ򣬾͵ҿˡ



е˼˰̻Ҹִӣȡһոµ:ǣȻǮ



ĻƲ⣬ʵ⡣



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Ҫʲôˣ˰ӹϣ۵׺տտů



ǰЩ죬иҡůżɽ:ȻЩе£ȷʵ˴ڣҺš



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ݵĳĬ



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ҵȲ죬Ҳ֪֮Իҵ㣬ȫΪĸˣӢ۲ʳǮ⡣



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ĮĮɨ˶һۣĿӹůʱԶ˼̽



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ûмˣܺӳһӡ



ůûǽҪĿġöԷǸĻ֣ԷԲ



еķâΪֱӰϵȡƵǰ:ȻֵǮǣȥүүĴұڣΪʱﱣܣ˵ϢŪǮ



Ȼ˲Ͷһѡ



˴һǰӣ̬ޱȳϿҵŮˣӣҲ΢иЩ:á



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Աߵ·˰亹Sumĵʵ̫ˣʲô¶ҸɣѰ˲Ҿ췴Һڵ



̸׺󣬲˺ܿһԷ







ڰݾͻȻյһš



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СȻȻ֪ѰĲǾ죬ǡ



ֻǣСһﵨҲ̫ˣȻֱҵֵƢֵһ



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ݾƯ̾ͱסˣǿƲס䣬۵׶ǵЦ⡣



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Цĵݾһ٣ƫͷ:С꣬ңҪҪһڣʾ⡣







ůЦ:ǸǮģ㲻ỵ˹ذɣ



Ŷ?



˵ƨůķŲŲ



־ůеرĿ:鷳㣬Զһ㡣ԽԽҲֵ˿Цɣ



ݾ:Ц?ƽʱûٿ˫˶Ƭ͵ֱֳˡ



޿ֱ̣ӴӰͳһƿ׼˵:ðݾֵǰ󡣡



Сÿɰ׵ġ



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Ļⲻ䱻ƫˡ



ݾһ۸߶˴ϵΣſڶ˿š



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ůǿѹ²̤Ժߵߣſ:Ȼز¶



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ᣬůĻش



ݾζĿһ:һеģܶ鶼ɼݡͻ:㲻һСҵһŮˡ







ʲôֵģʶʼһֱˣתǵֵ?



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ĳǸʵ̫ˣ͸ԸеܵľΣա



ڶ˵䣬ﻺ߳һˣ鵭Į:ӣˡ



ݾһĿ:߶׼𣿡



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ůǰˣȷʵίеˡ



˵ݾûƭ˵ӡ



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ڤͷĿݾů֮תһȦ:׼ˡ
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ݾĬƬ̣ů˵:ȥȡǽҡ



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ݾһȥһƺ뵽ʲôͷů:סĶҪҶ



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ʱůй䣬ݾ̫ˣǽϹŵЩһٶǼԸôϲ滭



SumС㣬˵ЩҪ



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ůָһתˣͺ



˭Ҫźҽס



ڤ۾·һƥǣֽ䱸Ķů:˵ͱ



ůٸкЦߵڤǰ:˵ʲôʲôҪ죬˶أ



˶ڤһأڤǡ



˹ůЦ:ĲҶҪϲˡ



ݾͦϴԵģȻҷۣ˾Բ򵥣ssssΣ



ڤǰŮ˴һۣȻ˿ЦҪ˷Ըһٴˡ



SumС㣬עԴǡڤ:Ҫǿ˳һƬķϣѾܴˡ



ʲôůĪ



ûӦڤٴο:Ȼ˵Ϊ̥ӹ顢үүɽׯˣ˵ݣСϵģ˻飬鷳㲻Ҫˡ



ůݾ׺ڤ˵ʲô?



ΪѾҪģû뵽ĻҪ



һ:ҶǼûʲôȤЩӻ顢̥׳ٸûСϲϲҲ֪Сǿ϶߹ˡңϲҡ



˵һ仰ʱůͦģݾûֱ׵˵ϲ



ڤͲǣġż񡱣һˣˡ



ֻ쳶ƤݾԱ



Ūɣ



µûڤζҪըˣСǾȻ˵ϲˣǸУҲô˵ˡ



߶Ȼһ䱸;ˣֻʣѪĮ:SumС㣬˵ǰùӣõȻûӿɹ
ھʮ:ҷ	



ů΢΢һЦ:һĶ֣ɱңô







ڤƳվſڵˣлһ˿ᡣ



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ݾζĿůһۣһ߽:С꣬ôܰǵܣ?



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׽Ūڤһû뵽ſˣˡ



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ůĮƳݾһۣ:ĬSumͺá



ڤݾһۡõģ̫̫ӿڴͳһֻ⿪룬ݸů:ʼɣ̫̫



ӵĻΥ棬ȻŮ䲻ˡ



šů׷ƺˣͷ㿪ֻϸĶϢ:Ǯǵĳϣһֲ١



ڤݾһ:Ϊ̫̫£ҵı֣Ѿ˿ݣܿͻᵽ̫̫



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ů𿧷Ⱥһڣɫ񵭣ֻںڵɫ˳ǹһĨΣյЦ
ھʮ:ֱ̫	



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ůüͷһԱѾŮ:ˣŹϡ



ûһĻԼࡣ



⿴űϣһ̲ס:㡭Ҫʲô?



ů:Ҫʲô㻹ô?



:ҲǱõĹߣһʼҲǸ˲ԸŹҡSumС㣬Ǳвģ룬Һԩ޳ΪʲôҪô㡣ǰҵңЩң˵ˣҲĻ



˵ȥůƽɤʾ˵



ԥĿůһۣȻȥƵĿ:˵ҪҲĻһҡ



ů۵ȾһĨ̹ǵ⣬Ů˵ҹǿѹȸСĿռŰ



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ող֪ǲĴŭҰޣһŮôôµ顣







֪Ů˵ıǿǸǵ



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˵Ǹַرǿһ첻ͱƽˣֱ̫ˡ



ʱŮɫ˳ֻޣѾѪӡ



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˫ȶֶҡͷ:Ҳ֪ÿκʱʵʵġ



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˫ô̹ǵȾ˱˪ǸĮ:ҪԵͷʵּȻôϲˮȻҾͶ˰ɣ



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Ů˳һǵȻôһĳֱ̫ˡ
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ײһ˲䣬еһĪĿ־壬·п˵



ĸܵǰѵԽԽԽԽ



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ͫ͵һѵ̧Ҫץסůذס



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÷ϣɱڣбԽŨң޲ɱǸСˡ



ҧҧ촽һһ:С񣬵Ȼ绰ùܼҹ



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Щܼ꣬һֱǷұۡ󣬺լĴ飬ܼҴΪ



ĸSum㲻֪˵ʲôǰҷ˺ôĻ𣬻㡣ҡФСᣬֹ



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ͷӲúޣںٻٻҧԲѴ֮ͽߡ



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ڲϣ˳˼
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Ǻٻٻ㡣ȻүүѹǼգܴˡջûеסٻٻ׳ջ



ٻٻŵܽ㣬ٻٻͿ԰ɹ׷䡣



ʱʵ̫ϲˣŻûӵͬˡ



ٻٻﲻ׷ߣٻٻÿιЩˣһС˵ģ˻رҸ



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ڣʱ޴ʲô޷ıǶ̬ȡ



˵ףǲһˡ



ůһȲ΢Щƿţ߽



վЦЦĿ򷽺:̫̫þò͵ɻϲ?



Sum㣬ôˣФСվ



ůЦ⣬ʵ:ôѵҪͬ⣿



ФС΢ۿȻЩ



Sum㣬ֻǹ㡣



Ŷů



ФҪݼȻҪᣬøһչҵ̨ػҲһ޶ϵûʲô£ůҲˡ



˵ľ͹İɡ



Sum㣬ҪôſϷŹǺ?ФСǰůʡ



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Щ꣬һǰôš



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αƵЦɢȥϵĿů:Сˣô뿪𣿡



仰⣬ЮŨŨɱ⡣
һ:ЩڵĶ	



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˫ֻţſߣЦ:ǡĿǰҵ϶ȷ˵ĳء



Ͷһ˷ˣʲô϶ҸSumС㻹Ǽʱ֣Ҳ·УȫһżɫҲָ糣



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һʱ䣬˫˫ſڿȥ



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Ŀ֮ɨһȦͣůϡ



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ҲһС˺˵ʲôǵ簮ͺǸա



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˵䣬ۿ̲ס죬С



磬С񲻺ãСûסů㣬ŵôѿľ档



䱾ФС񣬵ôίͰ͵һޣ޶Щᷳ



ĽֱֻϵƿȻֽ˲֣ůȥվǰ



SumС㣬ʲô£



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SumСѾ˼ԭΪЩSumСϢͨǺȷʵЩǶڴģǲʦ档



֪SumȻǴ⣬ʱŭɶֱӽܾ



䣬ЩߵĶҪǰЩˣֻȥ˻겻
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ںǸȥСˡЩǸС˼ҵģҲС˳⣬Ķ



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ܽ⿪ҺSumСᣬҾСһһ٣Ŀڡ



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ФС״ůǰɫ԰:Sum㣬Ը˳ഺǼС¡㣬ĲܰߣЩԣĺҪ



ů:



ФСݼеĶߣФС϶ֿϻװһΪģ



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ǣ˭ҵ?̫̫ῪЦ˵ЩԭռҵģҵԭհûϢȷʵͨǺΪռҵȢ˼ҵĹģֶαڸɾ?



ҶڳԺڣ̫̫㻵£СıӦˬƣⲻ𣿡



һ뵽˴ǰİ£һĨǵĺů۵׻



Sum㣬Щȫǵ;˵ģһֱAĴƼ壬϶˹ĨںңοФСϳά˵һ룬һϡ



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Ӻݺݵһұɺ죬ɤ:SumС֪ĵģ˭?



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仰ʲô˼?



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ͺ⣬˵Խ࣬Խࡣ



ʱͶɣϾ̫̫ĲҪص㾧Ƶ꣬Ҷط졣ůŪ˵껰Űߡ
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ܼҿıӰص̾һǼ£үʼղͻ



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ܼʿЦ



С̫ˣӽʼ˯ǽɪɪ⣬߲ء



ܼҿĿָЩɫ˳



ʾ⿴ܵ˳ȥ˸ʣⴲߡ



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캮ɳϣղźͶӵ̸뽩֣ſнŲ̧ͷ



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ܼҺ˵ĽŲͣӵ룬Ƴ:үѾˡ



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Ҫô֤?
һ:	



ǿŭ⣬䣬ߡվԭأ۴ſڣǹһĨҵЦ



ԭأһŷġ



Զִ̬ȣרУ˱˵ĸܣûһ˿ԡ



ʱڻؼҵ·ϣһֻСèģΨһ˫ɫʵ



֮ģĵİСèؼңϸϡ˺ôľڽðװ֣ÿɰ



һγƣƿʱһ߻ѪССӳ



޻һƤëϣǵѪ˫һ۾ţֻǰצſڵϡ



߽ˣӦˣŬ̧СԴĻ



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һǿҵᣬؿ



ڵؼҡ



ˣŸ뿪



΢΢ָ



ܾʱףǿ󣬾޷ϧĶˣײ



¥¡



ܼҶ˱Խĳƣѿľ档



˷ţүɳһԲܼ̾˿үˡ



ܼ룬Ŀ:үүûгɼңȢһͻݵ̣ͻĵġ



ϣС¡



쿴΢΢ζĲˮ¥ûдκؿɫԽ䡣







ںϻ¸£ˮٷһֱûʽӦ죬Ѿ˲ɵ



ҹһӣͻȻһ΢



췽ؾλ漰¸ίȡʸݾΪΨһί



ȡֳͶƱίָռ50ճɼ



Уûἰҷֺ



ůڴϣһ򹫸ü飬ֱֻĻŰֻù



Ǵ췽½



绰ͨһ˷ܵ



Ůʿϲ㡭԰ɹһֱһºУ׼



绰ĸˣһ֣رů̾ˡ



ůĿ΢ϣֻÿЦܽĴԭ򣬿ƵУЩҪ԰̭ΪסڣŽ



ЦһĮĮĻش:֪ˡ



̣سٴĳţ췽Ҳڵһ־ͰѺ̭ˡ
һ:Ҫô	



һ׼



Сң췽Ϊְ֡



绰˵΢˳



С㣬ȻѾý𣬻ϣΪǡ



ůЦһǿĻش:š



˵绰ůֻһԣڵǰᷭ



СĺüźգСһ§ĲӣЦúܿġ



𣿡ָ͵Ĳ˲ɫĪ⣬ĺŨصҹɫһ



϶ͺվڶ棬ܴ£ܺСһˡ



ĶӣһУ˵ʵ̫ˡ



˵ĶӣһǺԻġ



Ժ︡˺̶һӣ֮ǰ˵˭˭ʱ۵׾˵顣



ݼʵ̫ˡ



ڣСһӻҪȥμô







ӴսŮ˰ϻ˻Ρ



ů۾ʶסĿ⣬֪Ժ˯ˡ



컹һϷҪģ˯



һƿӣӴ



һˮվڣģﻨ㣬һˮ



۾ҪȥƻҲҪȥûʲôԸıһС







ҽԺ



ʱܼҿŲµķ񣬲ĵ:ˣĿôϾﻹС



Ŀһǰʳֻ:ҳôûвôˣ±ú֪



ܼ۵ǵǣ̫̫Ҫźܡ



̫̫Щ꣬ͺܵĹϵܽţôֻѩϼ˪



޵ɱ⣬·ͼɫ:ڹˣ񵱳СԻһֱ꾫ϣµ񵱳һ֪Ĵá



˵꣬۾



Ƶſڣů濴һۣ޼Ѿǰ峡ˡ



ƽʱʱ򣬾Ƶá



һůԱͣۡ



ˣƵֱ˰ˣ



϶ǺҰģκҪʲô˵ˣ



ůɫһǰ֤ݸſڵӭ



SumС㣬롭



̫̫Ѿ㰲źðˡ



ůƬ̣Ӧú䰲ţôɷţʵ졣
һ:һ	



ɻ󣬽ĸӭĽŲƵߣϤľƵ꣬ȴ͸һ˵֣ú







Ƶ¥ٴŵĶ𿧷ȱ˅ݣĿڻ԰ĨӰϡ



˸ϢǸŮˣƵꡣ



˼ɿˣš



ǸûǺܵ?



Ȼû֪ʲôѣ÷



û¥¼˵Ƶϣ᲻ά



ջĿ⣬ٻٻ˳Ŀ⿴һۣ˵:SumСǺ̸ģٻٻĺĽSumС㣬˳ƯҸ綼кøء



΢жǳ:һСԱ֪˶ٵݣнԴָǲһˣûʲôĽġ



ٻٻ΢촽СĻش:㣬һЩأҺSumСйνӴȷʵвˣSumС˵Щ˶ֻѶѡ



SumĺŬء



Цһ:ٻٻ㻹̫ˣҰ㱣̫ˣǸû˵㣬ǸҪӡ



̸䣬ů߽Ƶʧ˵С



Ժ￴һۣӶǱĺ⣬ɫڳˮ



ǰ裬Ŀ



һڼü²ҳţֱûʲô˼ǵˣŸҳš



ˣǳΪ˳ЦĶ



ֻ˵úһԸǸûȴһֱûжڿڿ



򲻸ˣҵ˻ᡣ



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ſɣҪûһӷ



ԽŲֽ˽ɫӿɱ⡣ٻٻģµӣ:



㣬ôˣ



عѸ̫ƽָ̬糣:ո뵽һȤ£ˡԱŶٻٻǰһ:ٻٻóԡ



ûʲô仯ŷոǸ˲



ٻٻЦЦͷ:ţлл㡣



һ¥



ǰ̨ûˣܿյģ̲סš



ӭûͣ½Ųֱӽůһǰְƿ



ůĿɨһȦ˿ɫ͵ĺֺüͷ壬ֱӿھܾ:һ䡣
һ:ץ	



ɷ̫̫䡣ӭѡ



ǾȰ˵ůɫ΢ŭ



ļ˼״Ҳ˵ףСǲǡ



ůҪת뿪ӭּۿץס:SumС㣬Ǹ



ůüͷһӭ:ҪĻ⡣



ӭûŤͷļ:ŸǮˣϽȥ



ů:



⼸꣬ʱ䣬ϰɢȭ



˵㲻ʲô֣ԸëӦûʲô⡣



ļվһ̰Ŀ⣬Ů˵Ͼۼ:һܳС



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ůɫ䣬⼸ʲôͨСëվٶƲ⣬Ȼġ







¥㿪ֻɨĻһۡ



ɫȾ⣬𿧷ȱ˴һڡ



ٻٻ¥µĺϷѾˡ͸Sumݴ϶ϲġ



ʲôSumСáٻٻɻĿ࣬䣬ƺм˿⣬һĨ졣



С¥µȻһֻŮǰװ֪ѡ



ý㣬͸Ұ~ٻٻĿڡ



ϲҾר˼¼ⳡ룬ͺȤءһ뵽ûĥ۽ǵĵҪ



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һҰΧĽǶʿһŵĿΧˣһûʲôﶼǿµɺ졣







ǰ˻ضˣŮ˼ֱǷˣκͼӽˣಫ



һϳˣů˿·˺ü飬Ǳˣһ̣ɱˡ



ɲǼ䣬̫أ÷ؿھЩһŹ



ץ!



ǰһ˫ɫɱһصķ籩޲ðȫٲԨ




һ:׼©һ	



һ̣ƺҪһȫ𣬲Ÿġ



Щ˷ӦŮ˵Ԯˣ˴󺰡ܡܼʾ⣺׼©һ



ֱܵӴ!һҪµʹ



һһů߹ȥůǰ棬ĶɳƵ˵ů¡!



ԼԵᣬͼʹüܺ



䡭ů̲סĴղȺ˰ϵͿʼ˺·



ԣֻƴȺ˿ֻһͷҲȺԸԳ



̶ӣ񾭹һôãĿϣһ̲ž۽



ʲôͻȻķָô?۵׵ҧĿڣ䣬Ϊ˶ģ



һΣůĻû˵꣬Դ˵仪Щȣڽ:ԣΪһУġ



ʲôУΪһУġů۵׷ĳ⣬˺ң˭ط֣ҵ֪ܲ?



˵ɳƶһѼĵĲůĿڣһ˿ѪɫʣڵĪĳ:䣬Ⱳڵ£ʶ㡣



仰ԭأŲ԰׵ůſڣʲôɻںϲ£ʼûг



ůĿ˺һۣ˦ذףתȥ



顱һŵɫӲ԰ˣҵվԭأԷ˵



ܼᵽһˣΣգһʱȴΪһжġ







Ƶ¥ʮֽš



ɳϣĿɨһȦ޳ָ˹ʾ⣺



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ͺɫȣٻٻࡢܼԵøš



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佫Ƶϣ̶һ⣬Ŀ



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ղŰŲµ˵ƵķԱǰ֧顣



ԣѾƵܿ죬¥ĳͺٻٻպñ˶
һ:һ	



ƽڼҰˣ֪䲻ǣǴŵӿڣٻٻѣǳؼҺͺҲвٺɮ濴棬



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۵ҹˮĵһ࣬˲һǿɱ



ؼʲôٻٻʲô?СƺԼʵ֪ƫġ



СһΣӡ







ܼյָ󣬵ͷʽĿڣؼҵҵǸߵ̾ƣ90Ǻϵ̳һǲΪṩ۵㣬ôؼҽٻ࣬Ʋ



ܼҾܰѻ͵ǳ׶һɲҰףȶһ㵹ȥ



ãʱסߵǽڣǿվ



һߴŲһ߱һ˿ϣڣЩ꣬ǳؼҵľѾС硭ˣǡҵʧұ֤´Σ´βˡ



䣺Ǯһ𣬲ǷЩ۷һ̾Ƽţǰ̸İ׼ҾͲźҵǰ͸ÿǺһк



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˿̣Ƶոӽˡ



һֻɳϣ̧ǰĺٻٻʣʲôҪ˵ô



!ٻٻһҧֱǰһߵ˵û뵽Ȼˡ֪֪治֪ģҲãѲSum㡣



ѧϷˣ΢΢һ˫ӱƼŮݼ治



ٻٻ˵Ķġٻٻ뵽³ʱĿܼҡ



̲ס˵ܼңܼң˵˵Ĳ֪顣



˿̣ܼվںߣʹڸС



ٻٻɫһʲôʲô



£һϸ飬Ҳû취͡



ʾ֭ôǣ׼ڣſڴһ󼱴ٵĽŲ







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ΪůǴģһֱûп
һ:л˵	



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ݾ˫΢УĵĻش:Ȼ׿



ȻûлС꣬ŵϢůе



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ݾüһ飬Ŀ¶ļ粿׸ϣ˵˳:ôŪ?



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βйůܵĺһеΣգĿԽ䣬ĸ֮ңɼ



Ըʵ̫Źˣֱ˲Ϣ䡣



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ͣڰյһָⶶ˶˻ȥ



ǰСǱƽʱ£ȴֲ̬Уر˫۾ܹ˻ǡ



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һЩռҺͺҵĶ벻Ҫ?



ͳö綾ҩŮ˶е˼άһ˲ȫɱ



˵ʲô?



ô˽ܵĶô?ͺңʲôϵ?ΪʲôҪֶ?



˵ؿɫ



ݾ΢΢һЦ:ҲϺ𣿡



ůͫһֻΪ



ˣ



ű˴ƿůһˡ



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Ժݾ:Ȼˣʲô˵ɣSumϾǹǰʱֲֹţٳʲôţ



ϱº͵Ц˵˷۾



԰ʲôǹ˵



ůĬĬΪޣȫղŶɵˡ



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ůע⵽ݾһֱźɫļУž˵ģǸռҺͺҵĶ



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һһʮ:ĺϢ	



ݾƤת:С꣬ϴ̫ˣ֪Ҿ¥ˣЧʱȽϿ졣



ůڶ¥:ȥ˵ţ̰񡣡



ů߹ȥվץס֣ݸһĵݾ:û£ء



ůķꡢƽ:֪ˡ



ݾĿǣŵϣ޲ʲôԾֻ׫ļеֽ˽:С꣬ĥˣǿʼɡ



ҹȥˡ



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ůջߣɫָܿ



ҪǮ?



С꣬ҪĲǮ



ڳţ̣ڳռ䣬ݾܸеһͬ治



ůȻݾԱߣ̸䣬ǿ˼䣬



ͻȻů˵˾:ֱ˵Ҫʲôɡ



ݾ㱣ֱӵһʣɫ˱䡣



ҪӦ



ůƺΪѣ΢:û£ֱ˵ͿԣоУоˡ



ݾŻ˼ů۾ϣѵ:Ҳ㣬ҪԸ⣬ҲҲŻῼǺ⡣



һµķݾѿڶ



ůü˵:һ̫ûôྫ˵ϣҪ֪ҵʱ㣬ô



ԿɽۣռҴеͳ



ǰƽȫΪǮʱ;Ͳͬˡ



ĿУƮżĪΡ



İ̵ţ̣ƺȫߵֻϴ޵Цݾֿǰ̬Сꡣ



ãһ:죬ˡ



һΪ



״ɺ󣬰Ŷţ:˼΢¯˵㣬ȵ˵㡣



ݾ:ҿͦġ







ֲǸ˸ҷĵȥ֪С겻ǣƻúܡ



ԣȫСԿ







Ƶꡣ



硣



Ůſ



ǡФС



۵׷ɿһ˿תĮȻĹ˹:ĸʲôָʾҪ?



ФС񻺻߽:磬СһĺϢҪ㡣



ɫһ:Զһ㡣



磬ĸѾӦˣ˵˵
һһʮһ:һ	



ĿɭɭĿ:ҵʱܶࣿ



ФСһߵģʵУŮ˻ҪһǸˡ



ǣǸʱҲУӡСƺûж



ĸʶ簲һ죬һϲѶˡФС˵ţ˼ĿΧһۡ



ͳĿ:˵ĺϢ?



˵䣬Ϻ顣



С㣬鲻ãȻȥٻٻ״Ȱǰסֱۣ



ĸոպãԽڴȥ



䲻ϲֻһΣůǸСҲôƫϲ



ⶫǽġФСʱʶ顣ůǸСʱ·Ϲˡ



䳹׺:֪鲻ãͲҪǰ֣ܼ¡



֮⣬˹ܼ֮˿Թˡ



󣬺ٻٻĵȻϽۿФСҴ뿪



ѾӽˣͷФСڳ޵ġ



ٻٻ̾˿ο:С㣬ҲѹˣҪSumС



ФСͣסߴ:ʲôѾһ˲ˣΪʲôǲϷŹ磬ŹǺҡ



С㣬SumСǳڸߣ˭øô㣬Ҳѹ֡˵Sumͺߵúֻܽӣǲǡ



㵽ΪֹҪ֪֣Ǿͻ˲ڽŵס



ݾѶů󣬸뿪Ȼ꣬



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Ⱥͺһϰôһߡ



ݾĪĳΧ



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һһʮ:һֱ	



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ҹˮ紵ǰһᣬص



ȣС·ߵǰͣ½Ųů̧ͷǰҶڷ涵趯



ڽЦ:ȻѾˣΪʲôһٵģ



үүǷ̬ŵĸͣ󺫼ңСŮؼңԸռҵ



ǼǼ鷳ˣ뺫ܲҪҪߣ϶ܲί



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үүĸӲκ˵ͷЩʾĻֱĵƬһһĽ١



ůȥ׵ıˣݺݵҧҧ:ܣȻӦóе







Ƭ̺ůһſͣᳵ·ƿš



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ԻҲүү



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ۿеذһ㿿˵ؿڣů֮һ³ذ׵Ҳ˽



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ӵ˲䣬۵⣬ֻΣɢܿӡ



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۵ӿӵ飬ĮĮĿɳƣ:ˣҪĻԸ



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һһʮ:һ	



ůǿסѵĿ:ܣҲĺݣ㵱ȻҪЮүүҽծġ



˸űƮ˿Ц:ծǷҵ?ůǷ꣬׼ô?ˣȴΨҡ



ů:Ҫô?



ڣѾûеڶңԱ㺦üˡ



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˭ģһѶǺҴġ



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ů͵һ̣ʶذ״:ˣⲻǵߡ



ѾԺϰǧٱ飬ʵʩʱǲôһ



Ͼûĺ⵽һ



۾Ưʱ·ᡣ



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ű˵֣Ŵͷĺᶯ˶ѹ͵:ûͷˡ쿪ʼ߳һˡҺʱҾѾˡ



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ů뱻޶ָŵݸ䣬һ:ܣүүдģıʼϳʱѾ롭ˣǺҾȻҪЮүүֱ̫Ҫˡ



ڿ˵һк޹أۼΪʵһǵǸɵ?



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ݵ̬ȣʮַУһǿԼ:䣬ȷſңʲôǺú



˵Ķ΢΢һ٣̵ϢĲϣȴȵˡ



ů



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Щ˾Ҫ̫ԡ



լŹ󣬹ܼҽ뺫ٻٻ:С㣬̫̫µ۱



ô?ٻٻĿް:͵ģڵ۱ѾڵǰӰˣͷܼһˡ



˽һҪֽС㣬СԡܼҰѶݸ:ҵۣȻһ꣬ʵ̫ˡ



ҵʧ󡣡ٻٻָԹ԰ĸ֣:¸ȣ϶ˡ



ȻһͳЦˣֱǳ衣



ĿԴܼҼ򵥵Ķĸ֣ת뿪



ٻٻϹϾĽܼ:鷳ĸǱ߰Լ䡣



ܼ뿪󣬺ٻٻҲƲסǻŭ⡣



Ȼʵ



ϵ֤ʵǺţ԰ǸСҡ



˲䣬ĵ۱ʮֿɲͫοѪ죬һëȻѪ¡
һһʮ:ܿͽ	



ݾ뿪󣬰ҽԺ򵥽˼䣬æ뿪



ůص٤ϴִ򿪵ԣš



Ͱ䳬ƬغͨȻûУϹ˳ഺǼС¡ĺԽԽߡ



ǼȻĻʹһʱ仹û뵽ʲôð취Ӱ졣



öſڵǶѼߺڵڶûŻָ



ѴԴͷƣҵ⣬ǰǸIDɲֹס?



ô?



Уǰһ̬ģϲźףǳЦůůá



ѧҵҹϣܰæһݹ



죬һɫĸ£һӼվſڣĽëᶶţ׳һƬӰ



ůůãϼҵҸЩЩﶼ򲻵ġ



ʲôʱʼıأ



ҲһʼͲеģ



۵׵Ĺ΢΢һЩ۵ױı



ֻǰġ



˼½



˳𣿡



ţЧ绰ͷһ



Ǿͺã⼸ҿʱ䶼ܶ࣬պÿԸλƽʱæڿԷżˡ˵ЩͼоܿģͲᵣˡ



绰ͷ˺ĵ˵꣬˵󣬲ſ˵:úϢЩ飬춼ġ



㡭ֶüĹϵҰƽˣ



׼ҾʲôͷůҲ֪ͨ⼸ͰĽӴ׼ҵʵӦò͡



ϲ׼ң궼ߣȻ׷ʲôо԰׼Һִܵ



Ϊ£һһζð׼ҵĹϵʵǳⲻȥܾǷܶࡣ



Ҫ뷨˵ǰ׼ҵĺֻ̨˳ְƽġ



ǸоΪѣͳЩ



ţ֪ˡůƮͫ͵һζ



ôܲ˵ĻֻΪſģθС



ˣһ¶ȸպõȪϸе



γ֪ڲͬ



ֻǡ
һһʮ:Ű	



绰ͷû̾˿һº:´μǵùҵ绰ɵѾͷ



硣



㳡صĹսǴһɫGMCֳͣǽ⡣



GMCĿǰ͵ĶMPV֮һ6mĳȣʩҲȫη˽˶ƣյƤĦΣߴӣſɱɫ͹۾촰ãݻõʮֺ



Ůһ򵥵ĺڰ˶۽ѹס۵׵ٹ⻪ںĸʻλϣЦӵ沿ǳһĨ̵ζ



£ĿڲԶīɫҹļͫɫɭȻ



⣬·һƲҵƤס۵ʧĹʡ



ѾˣЩкͺڷۻǲģ֪õϢȻSum



϶Ǽ򵥵ţԼеһ˫ε֣ڲһС



ǷǸ?



ФС?



ߣһʲô˴ڡ



뵽·һ亹ɫֺ˪üŭ̲ס:SumҸݴ绰·ϡ



ϵ鶼ѾˣݾȻ֣ǵݵʧְ



Ǽ߾ˣΧ۵ĲŶ󻯹Sumͷ񣬷Ǻڷۡ



ʻλϣŮ˵ǣ˵̹⣬̧򢣬٣:һʱ㲻һڷ۶ѣҪˣǿЦ𣿡



·ǿ𺳣ðŴһ:š



һ룬ŮѾ򿪳궯˶촽ǳЦ:ҡ



·εվԭأ۵׸һŵǣĿһ⡣







س⡣



һĽŲ̧˳ŽŲķ򿴹ȥ



ֻһȹŮ˳ǵķ



ŮϻžµױݣǵЦԽԽаȵЦݴǻ𣬺ȹĲòһ



ȦеŮǲͬûи߹ţû崿ˮֻйǵģӰĸ˼˲䣬ռ



˭ֳȻ궯



ȻSum



ôĿǸò续Űߵǰ



Ƿ𣬼Ҳ



֪ѵѾǹˣ



ѾϰˣŰ򡣡



ȺһС
һһʮ:־磬ý	



ůĴ˸ǷԭأǰȺ



촽΢΢Ϣ»:˼



ֿ֣̬ʱըˣкڷ̲ˣpsƬٹͷ:ô£ʲôɵģСһϷֱ



ԣ㲻䡭



SumȦ



SumഺǼС¡顣



ůһĸо



Ⱥ˶Բ



:Ҳ䣬ǳ󰡣ʲô㣬ûǸߣ಻ģұǸɾˡ



١ůߵ۸ߺǰŰP߰Ƭ:Ҳ˱˵ФȨҪ⳥İɣ



˿ǰŮˣһ



Ǯû𰡡



ôķ



۵׵ĵӣůǰһֱӱƵ˺һЦ:Ҫ֪ҵФȨɲ⣬رƯģϿû



ۼ˵еľ:Ҫ



Χɫһף˽:ģ



ǸŮˡ



ҪǴͦϧġ



ֻҪһءĸ



Сȴûһǰֹ



ûгӱŮһץסů׼˵ɲݺݵһţֱӰ߷ڵء



۵ֱð亹Ҳۡ



ʹЩٴδӵůȥһٴ߷ڵأ˳Ʋؿϡ



֪ӰSumȻôݡ



Ⱥһ˳׼ůͷԥǰֱ˸ߡ



ž!



һ֮˵ĽڿһȦصĴԱߵǽϡ



һʱ䣬Χ۵˶ˡ



ô!!!



SumȻĿ֮£Ķ㿪ôĹ



ô쵽?



˸Ǿˣ𾪵ĿǰŮˣͫ׻һ˿š



̫!!!



ʵ̫!!!



ղŮ˶ȥʱԥƬ̣Ȼüٶȵ



ơ



ԼȴһԸİ취ûС



򲻹Ůˡ



˻



ż˲䴫ʹ



Żع΢΢üղŷʵ̫ˣżˡ



־磬ý!



ȻǸҲǸͨˣȻҵѾ壬ֺαͱˡ



ů俪ڣϲԲ˵̫ϻµͬʱ
һһʮ:	



һԵĳ״һ˿Σյľ⣬°ִ󣬸Ͻ峡



ȻФСǰ㹻ĺôЩˣЩѾԱͻˣݱɴˡ



ܿ죬ְ˽Ű˵ȶϳȥ



һк󣬳ֺõЦ:SumС㣬ҵʧְܾˡ



SumͷɲСФСһڲܵһԱ



˲С˹ٸһθĻᡣ



ãرϲԱ޶ë·߹ůѲСˣԶһ㡣



ĵȾ˼ֲмʹSumıٴҲ



緢Ľ죬ֻҪ仰Ϳ׽һԱ󳹵׻ٵЩͨ˵Ļ



ů۵һЦⲢδ۵ףһ˿Цǰһ:֪ģѾûʲôɰܻġңҴҲˣԸײеĻ⣬ܿͻţԡҲµκˡ



ůĻԽԽףŵ÷̣һͺ䤱



ϵӦů쿪:ãϲ˻ᣬ˭ңֻܰҳ



˳ˣల£һḶ˫ı꣬ô?



ůϣ˼мҵĲ:ЩѰ죬SumСӦ֪ǸȷʵöԸѲ



ФСǺŮѡ



A˭֪ĺ䣬Ҫֻû취AаȻȥ



ǡСĳģҶҪˣѾˣֶβñ˺ö١˵Ǯȥﶼԡůѭѭգ˸˼£ʮջԡ



ѾҡˣůͳһſƬĿڴ΢:ʧʧٻһӱ˲ڽ£ȫѡˡ



ʲôʥĸһϲ˲ңҲˡ



Щϲ鷳ģ˳ֻǮҲĶĶԷ



˳һ򵥵ϿϷ



һͷůһ԰ĵط˵úί



SumʵҷǳϿɣֵòᣬȻ˳һж߻ģµӰ컹ûȫ㻹Ǿ취һõ󡣡
һһʮ:ۺլ	



š



ůͷתߡ



Sumվԭغһůͷ



סᣬǸԱӦñЩס



ݵĻůŲһ֪ͣˡżǰߡ



ů뿪̾һ



ȥůϴ裬ɳϿӡ



˼ûзڵϣԺ쵼˵Ļ



һʼΪ͹һ³ٴţעҲֻƷϡ



ڵȦӵĶ̫ˡ



뵽ů΢ɲü



еЩ⣬ůԷЩȥϢˡ



ʱֱҪˡ



ŮˣȻֱӴ裬ڴϡ



ôųĽӽа취



ǣֻͨһ绰



ιϸҷһţ˵׼ռҵլ



˵꣬Ҷϵ绰ںڰĿһ⣬ס۵׵Ȼ



գů



ϰԵˢ΢ˢһš



Ҫռլ



ϢůûסԼ׼ֻ绰



뷭һ룬ᵽ²Ծ



ڹʱעռլûų͵زԵ޹ʧˣû뵽Ǻȥˡ



ռլһլϾôˣҲֵǮܿǹ



뵽⣬ͨѶ¼㿪˸绰



ܿ죬绰ͨˡ



ůԲµʱûпʼ







ůů˵ţƣ۾



ռҵլ۵Ļʲôü۸񣬶԰?ůʡ



ţլڹڣûܹܡ϶˵:˶ռЩģû˻ռլ



ůһ



Ҿ֪ˣԺųϢȷʵΪҡ



ůůĵİοů:в£ֱӽҾͺˣŮӸù֣ģɿɰġ˵



֪ˣúù



ãʲôʱҴ绰



Ҷϵ绰ůûи绰һεĽʱ侲



ճ𴲣ϴϣ



һ˵㺫ҪռլҲլ֡



ƻô̸У룬ô˳լȺͺ̸ʵˡ



ʱֻͻȻ
һٶʮ:	



˲䣬ů䣬ǽͨˡ



ιܡ



Сһ㶼ɣҲǣС˶οֻһӡ



սͨ绰׼һѻдżѹ֡



ůһĵĵȺ˵ֱ꣬Ͳûſ:Ϊûʲôʸָֻšů˵



ǡΪмһֱû㣬㡮֤ȥǼˡǰ죬ʱŷ⣬



أů׷ʡ



ԣڷϣ㻹š



ܡ



ȥֲһ֪ˣԣС鷳ǻڼ䣬˱־롣ҿػ˵ţ˵в



ůǹһĨζЦԽˣ:ܣûպͿɣҽSum



ֻ쾹˵һ仰



ԭ׼һӵĻһֱӸ˻ȥ֯Ҫڣɻں



ܣ㻹ʲô𣿡ůʡ



С򵥵Ļش



ʲô£ůʡ



Ϊʲôҿ㣬ǲǻϲ?ͻȻʡ



ůڲеòͣ仰ϵĶͣͣ



ܣе㻨ףҲů˵꣬òͣĪķꡣ



㲻ϲңҵĿӦú޲俪ʼԵķ



ܣľͱˡů򵥵ĻشֱӰѵ绰Ҷϡ



ȷϺ䷢񾭣ů̫ûӪĻ⣬עȫ԰ϡ



վܴĩⶼܲΨ壬˶٣ʵں֡



ĿͷߣϸϢ˵:ϰ壬Ǻ˺ˡ



ů˷ͫɫ˲ȥ۵һ:Щ˵Ǽˮۣһһϵʵ?



ͷðŻϢ:ϵһ죬ȫûнӵ绰



ͷ˵ůô¡



ľܼң԰ˮڵһ֮ȵرá



з磬ĳɼȻ˼ʣǡ˶



ͨůǿѹһӻ𣬻ָǣĸͷϢ:ϵͳ˵ľǿˮôһӲ̵׼
һٶʮһ:Ȧ	



յ



ͷܿظ֡



ůһƬٿݸոշĶţµ㿪ͷͷĿް:Ӹ࣬ѵװһ飬ҪǷһϢSumΪǵĴˣҪƷ



ͷ㶣ﶼǾȵĹ⡣



ǣȥһ֣ϰ壬ǧ򲻿ԲͶҽ飬ͬġ



ůŵĻϡ



ȻͬģЩ˱һѣʱSumֺ԰ϵһ



ȻԷҪϷϷ̨ӴãնҲźá



ΣҪԾڱֻϻ



ůһЦ:İɣSumС֪ģõʲôֻܴ󵨵ȥơ



Ҳϰ嶥šůĵİҪ:סͷһҪSumĸóҳĺãĽ



ͷһ仰ԭ򣬾ΪϰĴ



ƽʱĹʽѾ߳ˡ



ζµ뽫ﵽͬе屶



Ź˼룬Իʾһ֡



á



ůĿӹǸáֹ̧֣ϵԡ



һߣոһִ̨ǰıʼǱ



ͬ칫ҵŮҽŷ²ɫԱߣ˵ҲҶ۾ԵǰıʼǱɨ



ѧҲΪŷѾ˼ҽԺҡ



ѧҽԺĴرʱֱƲĿ⡣



Ȼ󲿷ҽʶѧΪڣʱĴݵܹ



ѧĵһۿʼⱲֻҪվѧߣѾˡ



˯𣿡



ѧȥĻԷͷǻҺɫġ



˺һᣬʼûлظ



ѧĵĵȴ˫ֳϣֱĶŵԡ



ѧڵǸ˵Ļش?



ŷһ𣬵ʲôˣֵѧȴ?



ءոûע⿴QQů΢˳ͿϢ㿪ǰģֻ˾䡣



ɳϣҵĳɢţһ˫βסģ޳ţٲȻǸѵõ



뵽ղŴ绰ʵ⣬һѹǵ:ռլܴ?



ü᳤ƵģǿɾͲÿˡ
һٶʮ:ҵ취	



ůݸͫ:İɣѾҵ취ˡ



һůִһ䡣



ģһ԰ѶԷڵϣĦ



ԣͫ͵һֽ



⳵⧲



Եŷµˢһº쵽



⡭ʲô֮?



ѧȥ˹˹ġĶţȻϲ͵?



ԡǸˣŮ?



ôһ룬ŷԽԽ棬̲סԱŲŲ



ǡ



ûͷ񣬰ѾϵԣɤĶһ:ŮѣСѾ֪ˣԲ˷ʱ䡣



ŷ¿Ű뿪칫ңһʧӿԭѧһ֪СԲŹ֮¼



ĻǱߵŮĺˣȻܵõѧࡣ







Ԣ



ů˯ţˡ



ķ˾䡰Բۡץץͷ



ŭſȥһţֱӿ:ģ㲻˯˲˯ˣ



ſڵ˺ʶһ



ĵ⣬ʸŵΧװȻɣ񹬵еӡ



һڵװúһĿĮ



΢΢̧ͷ



信ݣȲһֻҪһϸ΢ĶܹǣûǸŮˣֿܹ



ǣһ



ӡֻѪ飬̬



̧ͷĿ⣬һһĿ



Ȼʱ𣿡俴ůʡ



ûСůǵ롣



һץסֱӰǽϣһӰѹһ˫۾



ů۵һ㾪ʧ룬һǳһĨ̵Ц⡣



𣿡ůʡ



ŷûĻŵĺͻȼһɺ˵Ļ棬һ˲תĶ



ůұͲʲôˣѾеĺȫˣ㲻Ҫֻʣ»ˡһһٵ˵



ģůü:䣬衭



һ룬ů˵һַֻ׼Ĵȥ







ůֱҪˣľٶĥ͸



ƿȴôƲ



˾ͷһݺݵȫ



䡭



ůˣصҧһڣųʹķſ
һٶʮ:	



ǡЦһĴĨĨϵѪȻ̧ů:ţǺǰһ𣬲ˡ



ůǺһ˿Ц:ǰҾöġ



?



ٴʣǵЦԽԽ



һиĵģů˵ֻҵģ˭ҪǸ㣬ҾŪǧҪսҵģҷԼƲԼ



񾭲ůڡ



ԣ񾭲Ƴ񾭲ġݺݵ˵



ֻҪ뵽Ǹÿסһͼʵ÷衣



ȻһֱڽĿסԼǸЦһ۵񿨵Ƭһظһ棬ֱƷ衣



Ļ˵꣬ůȻ侲Ŀʧ



ůů



ͻȻſڣߵߡ



ůٴκһͺľ롣



װӿȻܲϲ䣬ůڣҲٴκ˺ֻǿŭ⡣



°ˣůߵǰȻĿڡ



šͷ첡˲࣬°硣ڻشů߽ĿůϴĿѪͷȻһ



Ҫõ㣬Ѿˣܿͻ



ůƽĻشȫߵĺ䡣



ϴ۵ĺ죬۵ס



պһԣ󣬸ղ﷢ʲô



һ˿Σյľ⣬ϵĺ۵ףסЦЦ



ôˣůĵʣڤڤܾ֮ʲôԾ



û£ǽ̫ˡ˵ţָ֣ϸĲ˲ĺ촽



ůʱԭأû뵽ͻȻ



ϵ¶Ⱥϵ¶˲ôĶһֻ¼䡣



ĿƳĴָϵѪʱʲôһղҧ̫ˣϵѪСմϡ



ů˲ˣֻ⿴ϸĲúͷ:ѾͷԺҪʵĻױƷһͷ㶨һ߶˻ױƷֵõġ







ʮ𾪣ůϻװ£ǳǳĶ԰ЦЦ



ղǸ˸ĳ棬һǸ˻֮Ҳס



ʵĻױƷǸˣǸ߶˻ױƷ˲䣬۵ðһ档
һٶʮ:ǲһ	



?



˵ǸҽȷʵСȻҵŮˡ



ֻϧҽ϶ûһ



ͦıֱż˵ϢĹչ¶ɡ



ůͰվһһЦ˵߽



顪



һ룬űϡ



ŷҵúһ˼



ݺݵһ鴤ѹ



Ǹ˻ˣ⡣



Ǹ˵ļҡ



УֻҪû飬ͻӡ



ʱסһҲܺйϸ



¶ģͳֻķš



绰ͨԵż:ιҪ







ӣůһн䱸ж£ŰЦЦ:û¡



:֪Сүڣʲôú¡ʲôأϾ˶



ůȻһЦɵĵ˵ͷתߣվԭأůıӰһůĹ⡣



˵绰߳С̲סͷһۣ绰:һ飬¿ߵʢ԰ûжķӡУҶһס䣬绰ǱߺȻĬˡ



üͷһ£ȷϵ绰ǽͨС



ֵһӣ绰Ǳ߲Ŵŵ:ʢ԰ĵλòȻֻ߼۱ΪˮãԲſ̾ȫûˡ



긵ŵĽܣɫ˼֣ĬƬ̣䵭ĵ:Ǹ߼ۣҲ취ŪһҪϰȥ



һ㶣漴:аɣҰԿ



Ͼţˣǲĺ?



ͬ󣬺ͻȻת˸⡣



Ȼһˣⲻһ磬ʲôʱ򳤳ĵģϰߵ



ԳЦЦ:˵ҲǣұǸˣԸղšұůٱˡ



:



Բ𣬴ˡ



գɿĽ绰Ҷϡ



󱳶ʱһ亹ѵҪమɱˣôϲǸɧôþٱʲô£Ǹɧ



ѵǸɧ׽˺Ĵֵܡ



Źҵ绰󣬺ûмȥַͨѶ¼ͨ绰



ҪǵôˣҪЩûʵĽڣҵʱɲˣβٳһӦ֪








һٶʮ:	



ݾվھ޴شǰ죬Ϥʾ



Բĵ绰ѹػ



વһĻȥ



ݾ¶ڴʧһһ⡣



Ǹ˴һĵ绰Էʼղӡ



ϵָǰ



תߣڤļڹ



ӣҪȥ



ݾ:ִؼأ



ڤֵĻش:Ѿˡ



ӴִµģôͻȻ?



ݾæߣ绰ִˣҪĻҪ



ʱִѾλ׼ػͿ˴ĵ绰



Ƭ̣ٶ۵İ½



ݾһ:ﲻҪᣬġ



ᵽҪᣬһģʵڲϹء



˵ֻҪ񣬱ɵƯ



ˣҲģ֮ôһĵ



ԥƬ:յ







ڶ죬Ƭ



ůϢʱͷѾѵװ޺ˣϻ⡣



˯ǰ΢԰գ˵԰



΢ᵽˮỻ԰ģһὫˮţԱʱʹá



Ĵ϶Ŀ񣬹ЩӵĻᡣ



ڣеնѾˣֻҧ



ϵŮˣʤѩϵĽëһŸ߻ʣΪ֮㡢Բλࡢ¡



һᣬһOO@@ڲԶ



ᣬעУȫ



ʮŲ˲һ



ܿͣ¡



һֻаֻ쵽Աߵϣˮ



׼ʱӦץסֻ֣ûȶԷӦܵһֱ֣ӰѶԷס:˵˭?



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ҪǱŤ;֣һӿɾͻˡ



ȨƬ̣ѡԣ:SumSum㣬˲С˹ŹһΣǹˣʶķϣ㲻Ҫ;֡



֪ʲôһ֪޲ԣ޲



£ֻ֮һĻᣬһԡ
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ůƫͷȥбĿ:ô?



ȷʵϤˣͼˮģȻǾĵʦС



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ůӡСǸ̬СԸӣƽʱ˭򽻵ʮֵ͵



ůζ벻Ȼ



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ů촽⶯嵭ƳЦ:ץס֮ǰйֲ룬񶼲ˣȴû뵽Ȼ㡣



ϻҲ˵ˣ˭ôɵģ



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ůӿڴͳǰ˳õˮСģаЦ:ƣװ۵ģҪǶϼªỊ̇Ǹöϧ



ֻܰѱ˸ң²ҪܣҲ֪͵ҵģʲôöҪĴ绰óļж٣







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һ·ϣѵúܰٶȸϹȥ



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˵ְ꣬iPadһߣƺһ۶뿴



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ʮ꿼ȫҽѧԺͬõСٱھ



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ʮҽѧоγ̣ڹҽѧ־Ϸġ



ʮҽѧʿγ̣ͬҽѧʿоվ







ʮ꣬ҽԺΪҽ



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һֻŵ绰һֻڿڴͣ˳ص:Ϊ˱ǷѾ˼



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ף֮ûʲôý׵ġ绰ߵĺֱӿȥûʲô̸ġ



⻰Цһ:԰Ĩڣġ



԰?һ㶣ӡФСȷʵ˸İ˵Ҫѹһţǽʲô԰š



԰Ͱ֮ʲôϵ?



ɻĵĻش:Ǻҵܣ޿ɷ档



ͣ¶԰ĹͬSumֱҺ֮ǰΪֹ



˺ܴҹͻȻţ˵ӵٱ˸ůػ



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ɫһ䣬ǿЦ



飬㻹ǵˣٿ°ɡ



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ˣɹǻңֻߡ







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û𣿡



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Sum㣬ûУСһֱڵίĿˮĴ۾ʵڿ



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ҿԷġҪúţһĨᣬһĸָůġ



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СƯϣ̾˿:ȻôִҲٸᣬ治ʲôõطףˡ



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ǺʶԼ׻ˣСȻͣůʾ:Ҳ뺦㣬Ҳûа취



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Сɫһ:ҿû˵



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ղ˵ˡʱСֻһ˵



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ղû˵˶֪˵ҪǺ֪Ǽңô



sum㣬ҪС۵׵ľžٴγůĿӣʵİ



ҪҪôȡ㣬ȡҡСκǵңҶҪݺݵıȥţˣҲǡ



Ůɫڰ߲Ӱ䣬ĺ⡣



ůµò޵˼ȻܳյУʲôɵˣҪ֪Լˣ϶ҪСġ



뵽Сݺݴ˸䣬ů:Sum㣬̹ףָһ·



ܼ򵥣ֻҪԹҡůĮĮ˵
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Ƶ˵ĺңʶǸ𣿡



SumС㣬԰ٴԷѡ



ǰʣůժī



·Ͻůǰùٷ˻ȥͼ򵥵һ仰һҵܣ޿ɷ棬Ȼ̲ס²˾:ʲôʱӵĴԣô֪



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SumС㣬԰Ǵҵôģ



SumС㣬԰ͺǾ֣ǲԭڣŻԵģ



SumС㣬ͺǲ?



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ʼһԲ΢Ŀ:Һͺûʲôϵϱˮȷʵҷǳ



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ҵȻԸΪһҸĵˮԣ԰ϰ岻ֵߣպãƷҲ޿ޡӽӴԵеˮֻ԰ġ



һʱ䣬Sumٴˡ



аϣǰʮĹؼʶSum԰ϰ塣



#Sum԰áϰ#



#Sum԰áϰ岻ò˵#



#԰áϰȻSum#







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SumС㣬԰ͺǾ֣ǲԭڣŻԵģ



ҵȻԸΪһҸĵˮԣ԰ϰ岻ֵߣպãƷҲ޿ޡӽӴԵеˮֻ԰ġ



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bossôͻȻչһСҡ







SumӲպϵƵ촫ȫһʯǧˡ



⼸죬ůֱסڹңֱֵ۾С



ϣͻȻӵһ绰:ãǺϼŵܲǹ˾չң֪ɷ԰ϰ壬Լʱ䣬Ǣ̸?



ʲôů·û㣬һ䣬۵׶ǵ⣬ʲô



뵽⣬Ҳ:ǡںϵһ룬ҿǺҰˮ⣬ǡ



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ҪȥСѧУӦСһӻۿʱҲˣøϿŸСһ



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ѾˣٻٻԸֻ֪Ҫ̫֣ԸһŮ˼ƽϡ



ٻٻ䣬ű˿ҵһЦ:磬ҼӣҸôɡ



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ңͬĳЩСһѾ˼ĺһ𣬳ѿ



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ڶʼˣʦȸһӮҺСһС컨:㣬ְ˵һֻŰһ𣬴ӹ涨ĵطԶıۻȥʱ̵ļͥʤ



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ڤ:һ㣬Ѿ֪ˣġ



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һͽ٣ʱˣһֱϵ죬żȻ£׼



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ӻ󣬺佫˵ҪŸСһ·һתͲˡ



漴תǵĻ:ô



߽ͷ:ð춫û뵽㡣



ɫһһ:̫ˣҸող·ˣˣҳԶ



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˫΢У:֪Լ·գֵط䡣



ôɺϣֻλƼطػת˼Ȧ֪СԺ·ˡ



Щ꣬ܶ෽涼ȱΨ·ëһֱûиġ



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ְ֣񱻱ҵˡ



СŸ׵֣Զ裬ͷС컨



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һܿǣźӶµǰ



վţůѿ:ܣġ



˵ţǣŰƹֱ¥ߡ俴ûֻѺ



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һᣬĸ߸Ь飬વһԱȥ
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һֻȰһסһ͵˦ֻ֡



䣬˼𣿡



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ЩӵЩţ㲻Ҫң㲻֪顣



ŹңҵģȸԶ䲻ɷˣ䲻㣬Ҳ䡣Զһ㣬лл



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һֱûвְѺñӴϣһְֻסСԴʹתͷ



Ƴ˰һۣЦ:͸߹㣬˭ҪȾָҵŮˣһŪſɣ滹иʵġ



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˵䣬ץסůһֻ֣ƺҪͰ⡣



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ĬúЩĵĵ˵ʲôʲôôŭĵɴ۾



ץһֱקǰԵżŪ:š







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ݲԶͬʱһŮˣеһˣﻹһƯСޡ



͵ļͥż硣
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ůůԷɡʱĿڣȥҪѡ



ůɨһȦΧȺͷ:ţҲˡ



һȦĿڲԶĳװߵĲ:Ǽô



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˵Ц뿪·ʲôûһָĲ߹ȥ



վſڣůһƷζȷʵҲͷװҲ£ɾ



ѡⷽ棬۹Ȼ



вͣϰ𣿡ȷʣϾůڹ꣬Ҳ֪ϲϲвˡ



ůЦЦ:ͦϲģ͡



Сүˡ



ȻůȻĽӹ



̸ܶղŷ£ůҲڲᡣ



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ҵģ۹ر𶾣ֻҪһۣжϳ˵ҡ



ůͰ룬õľӭЦݿ䡣



ů򵥵ĵòͺʶܿһۣ䲻ڡ



ůһûһ졣



عһʱ⣬ʵ̫ѵˡ



ůⲻںҵһУҲʡ



ڣůԺ̬ûб仯



ڶ̸ʱФСͻȻˡ



SumС㣬û뵽ǻɡѵóЦ⣬ֻǣЦûе۵ס



ФСů˲䣬ɫͲˣղĵԼô꾫ײһ



꾫Ǻ꾫粻Ͼܵӣɧÿԡ



ˣϸŵЦʳڣͬ͵ˣһͬ㣬£ʳڡ



Щѵ۾Ϲ?



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ů棬ФСһ֣ڽǵʵ:ǰ󲻹ӣܵٶ죬ָϳ¼ˡ



ôԼҲ̣Ц:Ǻǣҵķ׼ЩˣֻһӶϲһγ



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ȥż



ǸɵӶܿȻҵҲȻ䲻ǵݡ



ûнҴĿתߵФСЦ:ܣܽ𣿡
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仹ûڣФСһش:δޣá



˵䣬˺һۣɫûʲô仯һ



˺һۣŶФСҽܵ:ãSumССѡ



ǣ˵ͷ⡣



SumѰɣФСݺܲ⡣



󷽵ЦЦζĿů:ԤıѾãκSum̫׷֡



Ͼ̫׵õģͲϧ



һ˫أ⻰ȿůֲɫķФС׷䣬̫ۡ



ǣȻФСûᵽ㣬˵ע档



ůЦԭΪݾģû뵽һ㲻ѷɫ



ФСϸ۲˿꾫ʱ㺣ֱҪ̫ԣϲ꾫



ʼůϣԭλʱ豭һڣȫ⼸˵Ĵڡ



ԤĲһںûŮˣһ˿á



˶״ֻ̬ʣ°ФСģ֪ǲû˵ˣФСͻȻðһ:Sum㣬ĺܲء



ůеһڲ˳



ФСΪ˰Ͱһ𣬻ɷѿġ



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ܿ죬ϲˡ



ĵİůӼȻŰƵůǰů



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һ鼦⣬˲ĿлζȷʵܵصԵĿһ䡣



һСèģЦЦһֽϸİȥǵա



׺ˣһ̣ɱˡ



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ǰҺôܣ



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ĶһᣬȴʼͷԶûпһۣȫ







һǹģ



һֱڶź꾫ФСؿһŻȼգӲĳ˳½ǣСġ:磬ܸܲҼһǱߵĲˡ



ʱջĿ⣬Ц



û֣Ƕϸ첲ˣ



ԸҪ˰æ



ʲôԼ֣ʳ?Ŀ̲סůϣζҪըˣȫĴڣԵýζ
һʮһ:	



ôݺݵһͨФСҲЩҲסˣΪӣǿӲļһѿЦ



һֱеĻˣŮһҲҺܷġ



Sumи˸ůУĽ



˵õˣSum㣬ɵÿˡ



⻰΢΢һЦ:˱ȽԺֲãԵϸš



ⲻһԷʱҶעһ㣬ϾǼSumȽϽȲФС彡ФСЦˡ



˰Ļů̲ס̧ǵЦʵûסһ



仰ʵ



ǲǱ˵ФСƤ񣬲ҪϧԺġ



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ԣФСɫ΢΢һ䣬⻰˼ʵܡ



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꾫Źʱޱȱ뺷ɲһ˿



ǳ˳ֿһ磬ζĿ:磬SumǺøôչˣ˵ճ϶ʮۡ



ФСĻԱŲЩ̧ɨůһۣſ:ҪǾðôãSumСԸԸø㣬Ҳָ



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ûʲô飬Ŀůϣ:Ҫһ𣿡



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ɫѸȥ



ФСԣϳ˳½:磬߰ɣڿȵš



ղź绰ʱպڿ裬˾ʱ˳Ѻڿ



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ͬʱФСվԭأ̲ס:硭



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硭ФС̲סֺһּߣɸֵĿ:Ů˶ˣ㻹޶ԡ



ֶ˶۾еվԭأһ˿Ц⡣



Ůˣֲú䲻ϲ



ůůҪǿôǿƴߣԺӡֻ



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Ŀ֮´ˣ϶ҶůůЩʲô



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ФСﰵʹ˶ٰӡ



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ɫֺ˪üŭָ׺ݺݵĵӿƲסĲ



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俴ŸʻλϵŮˣؿڶŵǿԽԽܡ



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Ҹʱ䲻ˣҪò֤ͱҶԺҶ֡ڽЦůĮĻش



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ҹһĻƮ䣬ζֱ͵Ǽ⣬㿴źÿ




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һȥָ˫ǳƯ۾ȻһЦ



ϹÿԺҪһӣ϶һƯ



ʱÿڼǻؼңͺҸء







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ڹȻԽԽˣ䣬ͱƵʧأŭա



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?ʣһѹֽ⿪ϵſӣ¶ԸеǣȳĶǼƵĿ:ȥǰץˣǡ



ĿƤǼеζůܵķ̣Ľëᶶҧ:ܣҪɡ



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𣿡⻰Ѿֽ⿪ůſ:ҲǺԼһЩ£ʲô?



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һҲδ֪俴:һãԸ?



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û뵽ͻȻ⣬һ̡



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סůŪЦЦ:Ͳң֮ռѡ



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ûа㵱ߡ俴˵



㲢ңֻռֻһʱʸУһͬôõŮˣͻȻһģȻе棬Բǰ顣



ҿԸʱ֤ףǿ϶Ůˡ



Ϊ㲻ңҲˡ



ǣҰ㣬пܡ



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£ֻΪµ
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׼ڣֻˡ



ɨһʾǺֻСͱؼˣ˿̿϶ˡ



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ȻŹ̽Ļᣬỵ̂һ:Ϊĺӣôżʲô



֮飬ҼС㼸ΣʧˣȻᵣġůɵĻشȫߡ



ķ羰ϱ仯ȻһţУһɴݲȡ



Ը񣬺۴⡣



Ҿ֪SumСôаġ



ȱһ裬SumС㲻ͣ



Ȼףǲⵣġ



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СӺܴģůЩһ˫ںںڵģµĶ쵰



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ԣСӴûڹڳ¶Aд󲿷˶֪Ĵڡ
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ԭΪ϶Ѱů



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SumСȻǹӰƤһĺַһ˵ƵȻ˼Ϸ



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֪֪࣬᲻Ӷ?࿪ڡ



ů֪ôģȻܵ飬˵һЦЦ:֪ʲô飬С?



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仰ٴ˶̡



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ФСȻûݼůˣϽϷ:񣬰˵ȸϳȥҪȡ



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SumС㣬ڿ㹴ģЩù£ⱨӦġ񶾵



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ЩţϰΪˣĺ޲



˿̣ů֪ǸƵһȻ󲨡
һʮһ:	



Ƭ֣ůϢһ԰ġ



ůϵϷѾѸˣһһϷЩʱ䣬ﲹױ˳Ϣ



Sum㣬΢ϵǰʮ㣬Դ㲻



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һ죬ǰ·ȥ⴦֮ǰǱߵһЩ⡣



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ΨҪעһ㣬ϲЩ



ֺֻSumֻϧƨˡ



ƵˡĴйءСС࣬˻ױʦĻѾ֪SumϲЩ±һᡣ



һԶѣSumȱġ



ůˣһѪ³˵:˭Ǯడ⻰ҪñˣָֺɵǮࡣ



ҪȱǮˣ˵Ļȥ㡣֪ױʦЦеļ˵:ԣSumҪҺһ㣬Ȼߺ~



ôãº?



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ůһ˵ţһͳֻ鿴



ͱ๴˺ģֻǸղϷͶ룬Ͱ⵵ˡ



ڱȻҪ鿴һ



㿪΢



ȻϵĹϡ



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#Sum⼸˲ò˵Ķ#



#SumΪ˲ϧ¸ίݾ#



#׽ˮĻSum˽»ݾ#







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Ƶݾڤ̸Щʲôƺʲô˵Ľס



ⲻϴΣͰţΪ˲Ļˣڤ׵



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ԣֳŲ٣ݻ᲻÷



SumСǱߡָָůߵ˵



Ϣҵųţ˿ûвעǡ



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ױϷϰˣ˯ţҲһֳֻ򢣬˿ӰױݣרҵӲ



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ݾŵݹʱѾ˯һСˡ



Ȼ֮Щ룬ǿֻСϵ⡣



ʵԭǲģԭúʲô̲ס



ݾļӿ죬ת˲ֺµĸо



ʱҲˡ



ϢСվĵݺݾϽSumһѡ



SumˡСϽ



Sum̫ˣʱ˯š



ΪʱÿԲ·ˡ



ǻϲ



ůоһȵĿ⿴



̧ɨһۣϵıûʲô仯



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ݾ򵥵Ļһֺͳů߹ȥ



Сݾĵһֻûڣָ˻ȥ



С̫꣬ʡ



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Sum㣬ȥϴּ䡣ױʦʵĿڣѸٳ뿪



Sum㣬Ҳȥ«



С꣬ǸƵһһġȷ뿪ݾſڡ



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ţб㽻?ݾװԴ׵˵:һΪǶһ޶ġ



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롭ůЦЦ:ͼʲôͼ㱳ͱӣͼ̫



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ʶһĳ룬ĵɴ۾
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ݾ˵Ѿ˵ˣûʲôҪһ







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ŨҹɫФСһƬŪģҪҲ粻Ź



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ʱ򣬺ֻͻȻФССİֻ



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ڽЦ:˵SumС߻Ṵˣ¿ѡĿˣǺɲõ



㲻ҪǮ𣿡ůܿ:ôԣһỳǸ־Сߵġ



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ĵĿ:SumСƽʱػܶడ滰˵Ư



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?ůüͷסȻ˵:ұҲͼһӣҪŪʬңǿɾû˼ˡ



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ФСûеףֱӷŸ磬֪û˵ʲô˵:磬˭Ķţôˣ



ҵˡ˵ţִţ:Ȼȥ󣬻ġ



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ûлشů⣬ѳúڳһְֻð˵:һʲô£˵
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ص˳Ĭһᣬ߽ůɨһ飬˿˳ְСŵɳƽţů:ⲻǺĶ𣿡



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ů룬зӦˣ̧



ڰΪҪʱȴӿڴһŲͽֽСĵչһ̶̵ͷͷݸ:ǽܺİϵͷ㲻ǰ˵ģҲǺйص˵ģܲܰȥDNAȻݿһԱȣ
һʮ:鷳	



:ţõϼ졣



ůͷʵһͰ˵ʵڲ֪ôڡ



Ͼ֮ǰʹҪҪСӼܾˡ



Ŀֻϣ۾һͷ㿪༭ı༭һλȻֻݸ



ֵĿһֽۣӹֻڴĿ£ͷȥ



֮ǰʹңҪҪСӼ



ʱҾûҪ



죬ҴȥʱһӼ



˵ҵĺӣԡ



ҺͺһӼ



٣ҲСһΪõĹߡ



Ӽĸֿ˼룬в֪ɫԳ˳Ȼˢˢˢı༭ţֻµݻصů



İɣһᾡá



ṼģǰȻ



Ṽġ







ů֪ˣʵǲֻǺ˵ˣЩ



šֿ˺һᣬ̧ͷȴƳЩ˵顣



ϣһĻȻһΪʲô?



˵ʲô



ϽԺｫղ˵Ļһ顣



ȷû˵ʲô



Ӻůٴΰֻݸ



һֱεˣǰҾҽȦ



û㣬ûнů



ûлɹʲôϣֻһİ



εˡ



һʱЩңĬĬɿı༭˼ֻ֣ݸů



һõġ



ů֣Īᡣ



һֱȷʵڰ£Թԡ



üΣԼҵĹϵ



һֱΣˣȷʵǷ࣬ծѻ



ΣòƤڰһΡ



ůֻ˼֣Ȼǰ׼õͷһƵǰ



Ŀֳֽӹֻ



Ǹ鷳ˡ



ô



ʱŻ



ںĿڶµ÷ţů˼룬÷ţȻߡ



ʮӣŴ



һһģΪȷʵܷůһֱ



ǰȻʱʱЦһ䣬Ըһֱܳٻֳֶ



˰亹֪ôˡ
һʮһ:иý	



һƬУȻ⿪һͳһ׹ѵ׹ů



ů̧ͷһۡ



һصλϡ



ůֵĿУ壬ƵĽ:ΨһĶ



ů˵Щʲôɫϡ



ƤƵĿڴĹ⡣



˿ĬȻĿ⣬Ȼ̧ͷ



Ŀ⽻ɲǣů̾˿׹յɰ



˱ˮɫָ糣򵥵ĺů˸к뿪







ڶϣůӵˮ췽ĵ绰ֳȷϡ



·ӹůһ˸绰򵥵ĽһЩ£Ѻͻغҡ



ʮңֳȷϵĻ᳡Ѿ˲ˣܶ໥ʶĽѡ֣ĵȻ졣



ůİ׼óˮȻ˺:԰Ĳ?



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ٻٻҲһһС͸ɵľͰѶԷ̭ˡ



ůñӣ֣ī沿ڵʵʵģԺٻٻһʱûϳ



ٻٻɫİһе:ЩƲ?



ůЩͺٻٻľ롣



ֻЦ滢ٻٻó׽ûʲôĻױԻ



Թů˳ѰҲŲĻش



Ƥ



ԣٻٻϵЦݸˣһֱִܲ󷽣ȻΪůŭ



Ȼˣ϶Ҫ͸͸ƤһֱţǶкˣЩͨһòȡ˵ġٻٻ˵ţů̽ҪġİůϵĶȡ



ΧһִۣҵĹע㲻⣬룬Ӵظһ:Ƕʵˡ



ůѹ:С㣬Ҫ̫ˡ



ٻٻֹ



ůͣ:ˡ



ٻٻۿ˺죬ϵĿů:֮ǰҲиѣһģһΪк±Цˡ



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ղ̫ˣΪ뵽λýˡ



ý?ů΢΢һЦϤ·գ۾:ȻǺýãô˼ҵʹ˵أ
һʮ:ſ	



ٻٻƬ̣˲䷴Ӧ˼ҷһ˹ֲöԸ



̶һ£ѾʶͻȻð԰Ҫ˹ֵĿְúóһڶ



˭ó˹԰



Χ۵ֶһ㣬ٻٻ侲۵Ķǰĳ˹֡



С㣬ֻǺ㣬ʵ̫ˣʵҲ췽üˣϧ΢ᡣ



ڣʵʵģۡ



⻰˵ĺˮƽ



ɫҴһϢ



ʵΪҵȡġ



ʣһΪ˼濼ǵˣƽôܲб?



ůף϶췽ǰЩëƤС¡



ȻСôģ˵СϢңпյб䡣



ţСһǲȥϢ



˵껰ů̧ͷٻٻϢңòĲ˾䡣



ллС㡣



ȵȡ



ôˣůͣ½ŲתٻٻЦЦ:С㲻Ըˣ



ٻٻ仰ҭס:ôᣬʵΪ٣ί˴ҡ



ίůЦ:Ŵһġ



ʱֳ˷Ӧ:ллС㡣



СǴ󷽣







ٻٻĿԼĸӿȥһˣɫˮȭͷ



ĳ˹֡



ȻҰЩ˷ŽϢңһҪݺݵȻĿʾˣ϶ʵ̫ˡ



˵ʲô



죬ĹˣҲҪó˹ֳ



߽ȥһ۾Ϳеױǰĳ˹֡



˹ҲЦеĺк:С㡣



ٻٻǿűŵĶģ˹ߣŻҡСġĿ֡



ůһֱڹ۲캫ٻٻƴŲԼߣЦЦ:?



û¡ٻٻЦ˵ͻȻյůߣаСצůȥѹ˵:С㣬Ŀֺˡ



ůзһѿסԷ֣Ĺ·һĵݺݵľ:С㣬ûˣ϶ÿ



ó棬ٻٻϵı鶼Ťˣ˺ȣ˹ģúǰֲһӣϴ:֪ˣſҡ
һʮ:үү	



УڵĿӿţ¶⻬쾱Ϲһ׹



ţٻٻΪϵ壬Դ㣬һƿˮݹһҹͳ˶õˮ



Ϊ棬ůⲻɨȥɲǼ侪ˡ



屻һ÷ɣһ京ŵ÷ɶ칤



壬үүĴ֮



үү˵÷Ʒиֻ߽࣬ںĶ쿪ţζػζ



ֺɫ



ռǰͰ÷ΪķѾ塣



ÿһĽӰˣˮҹݡ



ö֮徹һе㡣



ռҵļ̳˱ܣ



ڣôںٻٻϡ



ѾԲˡ



䵽زͼͣţһжǺġ



ҲʵڿЦ



ôοȻǸ˱һ˿룬޴޴



ŮȥеĨ⣬һĨܵЦݣǣźٻٻ֣Ͱ׵:С㣬ȥϴּҩ֪



ʵڸ԰ĵͲˡһĨĿ⣬:ܲһȥز죬Ǹˡ



ղҽ䱸̫ˣѾȷǸˣܲԭ?



ٻٻ:Ȼˣģ¡



ղһ⣬ٻٻȻǰٷ֮ų˹֣Ҫľǳ˹ǰ¶ıĿ



͵ĵһƬϣҲ£԰



ʣǰŮ˭Ըôһ˹֣ˮ



˹ֵΪ԰ˮɵģ˭á



ֻҪĵƬû֮







˴Ӻ漷ȥٻٻһ·ǰŮˡ



ůȫ̶Ųķ



С㣬ȵҡ



ٻٻȵĺֻһ:ץʱ䣬Ұ㿴ţס˵ġ



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˲ϣůѺٻٻãͷֱӰϴִˮͷ



ʲôٻٻתĿ⣬ݺݵĶů



̧첲ƿů



ů֪ľٶһ㣬ڳһֻͳˮֱӵںٻٻ޳Ĳϡ
һʮ:Ҫʲô	



ů䵽ϢǱ̹ǣƺҪǰŮǧ:Ҹ㣬ֻҪذһûˡ



㣬㲻ҡٻٻĻԵ㡣



ů:Ҳңůҡ







ů:ƣҲˡ







ů:û뵽ɣҴˣùۣһµɡ







ů:ô˵ˣǰ㲻Ǻϲ˵?



ƭתתͰˡ



ǵ㱰ϥǰʦʱ



ҪҪúûһ?



ٻٻ𾪳ѹŵò԰촽ŤͷŮˡ



Ů˻ʵʵģֻ¶۾



˫ˮų˵Ĺ⡣



죬ȴƺʲôסһʼû˵Ķ˶졣



Сˣ



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ȻѾˣôĻڣʵڲѧԽ͡



Ҳ



Ҳʲôˣðů׻



Ͼո˵Щ飬Ȼ˽Ҳû֪˴ģҲδ֪



뵽ٻٻĿܴʱܻš



ǣ˵ʲôҸ



ֻҪǮȰҷſҿΪ취



ȻҲ԰㰲ŽǺϣҪ֪ǺϿɱЩƹңˡĻƺȫںϵĵ



⻰ůŭЦٻٻȻˢӵģڲ첻˵:СĸǸʻԣҲȷСǺҵ֣С֮ǰǸĸյİɡ



ů˵ζЦЦ:ڿѣֺ˺ˣΪС㡣



С㣬˵ĶԲԡ



ٻٻӾ䣬ãѵĿ:Ҫʲô







ǩůӺ̧߳ͷԶŮˡ



һͲµ



Ūˣ



Ȼǰֽӹİ:ˣڸׯλãһ˵һ߳ԡ



ůźۼκͷ



˼ľ̫ˣů΢΢ԱЩܵͰ֮ľ롣



·ˡͣ½ŲȻǣ֡



ܴ󣬺Ϊ˷ֹѡ



ůһʶ顣
һʮ:׼	



ů£ĵΪ:ҵͷɫȺһ룬ůůθ



ĵİ˵ǰ:˹л࣬ϲζ



ůһС:ζȻ



ӺůԱˣ£˲죬̧ͷ:Ӽô



׼ɫ˼֣ů϶Ǳڴģ˼룬ŰѼݸ:ͬҹļ



Լ˼֣ůԶƬ̣ӹ



ֹ˼ӣůѼವһվ:һе£ˡ



ԭλİǵĿů



ĸͺԵ֣Ȼ֪⺢˭ģǣȷʵĺӡůůҲãٲõģúвˡ



ڰİοУůǿװĻͷһۣڲԶһͣסˡ



Ϥˡ



ͣ˼룬ůڽ̸ĺ⣬˅:ɲ顣



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ůůҶطǰ治֪



ůû˵ֻˡ



Ů˰ѿժˣֻһī



īûӡסֵרע飬΢΢һ١



£Ŀ⸴ӵĶŶˡ



ܿ죬Աǰ·סߣȷԱ뿪Ҳˡ



վߣסϲָ:ģҪס㲻һˣʲô£ءҪЩʲôֻܸңһģһжҰ㣬Ҫ£ҲҪģֻҪһ仰ʲôԡ



ůŤͷһİ



΢΢һЦս:ؼҡ



ůͷ⣬պ䣬εĴ˸档



:



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:ϲ˵?



:ûţϴˡ



:ǣŵλţǷ޵ĵڻǺϷ



ûĻ˵꣬ůֱ§סĸ첲̧ϺĿ:䣬ҾҸҲһҪԸȥֳ飬ҾñӣҪȡ裬ҳȫ㡣



ˣ׼Ҫ庫ҡ
һʮ:ҪĴ	



ţ㿪ľͺá



俴ǰŮˣζĿߵˣȻת뿪



뿪ůͰҲ󣬸Իؼҡ



ڼ˷ֱؼҵ·ϣůϢ:ˣСߵˣЩĶ



ůĻϷϢʾ̧Ღһ£ĿһһһµĻĻźҵꡣ







Ȼ˾Ĵ



ů⼸겻ǰ׻ģǻʵģҲ٣ҪЩֽţֱ׾١



οٻٻṩһܺõ˼·ݡ̰籩Ȼ˸ĲƷӶͿ編ơ



ڶһůƽһ𴲣ʮ׼ʱš



ǰͷֻѻģĲ֣ûʲôá



鿪ǰֵͷһۣѵڰˣѵ塭̶̼ӣˮ⣬Ѿѵ



ֱһϷ꣬ƬɫֱӴƬǰ



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Ҳ֪ǲˣߺ󣬽Կǰһüȥ



ʲôͥ±ͣů˲ըëˡ



Ŀ繵ĿŮˣָס



ůܵķĿûһͰˣѾܿסˣĶԽĮ:ܣСδŮţҪģ᲻?



ң˵ˣҺѾǶˡ



ĺֵܸңЬԶһ㣬򹷵ģ



ůѾ鵽࣬㲻뿴𣿡˳ĶŮ˵ﶼǿƲס˷ܡ



ůЦЦ˵ƿ:ЩӣϷҲˣǺúôˮһ»



ƵĿֶů˵һ:˵ˣ࣬Ѿˣ֪˵Ҽҡ



ϵЩ˾ͺãûˮнóǡ



ˣǮ档



ůûмŭ䣬Լˡ



˲ҪᣬﵽʲôΪʲôƶ
һʮ:˾?	



ֻҪʲôȥҲûʲôϵ˵ʲôջ



ֻǵʱ򣬿ɾͳ˺ˡ



ôƶ֤ݣҾ͸һȥůش



ͷֻҪԸȥó֤ʱ˭Ĳǡ



˵̸˽ůӦ󣬺侶ֱ뿪







㣬ůɳϿʱ䣬ٵϰСʱʱͲˣ׼ߡ



ſڴת΢΢һ٣ʱ˭Կ׵˲ࡣ



·?



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û԰ɣҸһ



ҽе£Ҫȥůµʱ䣬ԥľܾˡ



Ьֽ˽ֱӣĿ䣬촽ıš



һʱ䶼û𣿡



θãǳԵ㶫Ȼ϶ܲס



ɫҹĽëᶶţ׳һƬӰ



˵ʵ޷ܾ



ҵ㡣ջûоܾתɳϣ΢΢һЦ:Ϲأһ㣬һȡ



Ƴһۣε̾˿Ц:ʵԶҲһġ



˵գתȥ



ůɳ˰죬ûףǾ仰˼ʲôпԶһ㡣



ΪʲôҪһ?



ͬʱ



İһɳϣ˵̻ҡ



ӡڤΪѵĿǰ:ľҪ𣿡



Ȼ?



Ȼ༥˻ȥƺаȵЦЦ



ڤݡ



ǡԥ˰죬µĿ:ܻܿᡭ



Ƕ֪Ը¶£أ֣Ҳտ󡣡



ǡ



ɳϵְͷһǽڷָ⣬촽



ĿĶԶϡ



ԡ˶٣ʵ:˼ǣһҲ?











ݵĳĬڤƤ̾˿ƺ˺ܴľģĿƵϡ



ӣġ



úõĻȥ֪ϲŲߣűͣסŲ:ǺӣһҪһ
һʮ:С꣬ˡ	



ͷܻ衣



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һ˫Ϥһۡ



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ŮʶѿʵʶĴΧĻ



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ݾΪʲôֻ?



ܵƿ:ô?



׹䣬ڰյֶ˶˻ȥȻƮͫ͵һζ



ůʲôݶڲס૵:ԣɱռҵʶԲ?



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ߴ˵ͳƵͬǧصʯͷҲһѹס



ݾûش⣬ȴӰĲ֤ʵˡ



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ٴ۾ʱ򣬴ѾӺҹ˰졣



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Ȼһ룬ůȻ񾭡



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ٵһᣬˡ



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ӲİƿĿشѰҿ뿪ĵط



ݾ˵˭



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ܣͷߵһСӣ˵Ӵӱ߿ݾվͷϡ



Ӷ˸ֽȫȥ



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ݾǳңΪʲôҪͳȥ?



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С꣬ˡߴݾ



ů̲סһƵſڣüͷš



ݾſ̬ȥеģֹõĺɫװӳһſʵ١
	



˵ɫӳ£ĺ⡣



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һһеĺ



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



ůܵתֻʶߡ



û߼



ݾ嵽ǰסˡ



磬߰ɣѾɱһҡݾסĽŲԼӴ:飬ȫ֪ˣܺһ



Źɡ



˵ʲôжɱ⣬ͳһǹסݾԴ



˵ֲ:˭ġ



ҲܿȥɱҰɣҵҲȵġ



ݾס˵ȣı۾



һ룬ȭͷϡ



ס˷˷һĶȭߡ



ſҡ



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ǿڿʾϵ֣ͨ绰



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ԺҪúõǵĺӡ



Ѿˣһֱ㡣



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ҽԺů˹Ҷϵ绰Ŀת⣬еĹһ㰵ȥ



ûǸˣһǹᴩؿڣûеۡ



·һ߳ΣƯСڼſڵ£һӣһûһţǵЦ˲Цúܺÿ:Ϲؼˡ



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ݾһ챻ȥġ



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죬źܴ꣬ڸԺſڵ̨ϣԼ塣



֪ΪʲôҪˡ



֪ΪʲôҪĸԺſڡ



ֱܾԺףɱĲԲŻѡһԶ뽼ѾĸԺ



ʱѾһϢʪ͸ʶģˡ



ǵǸ˶ٵкźվǰ



ȥ𣿡



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˫մѪһӻںڰҲ𣿡



ҡ



ʱʶܵʹ



仰˼ȫûŪס



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ܴſкıϣֻǵϡܿ񣬻ŢС·



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ҽԺʱ˶ʪˡ



ٺȻذ׼ҡ



ʱףĴ磬Ǯ







ٺͰ׼Ҿѡ



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һͷʱ



ͷˡ



Ҽһ󣬼ʱźܴѩССһţѩô㡣



˵ţͷֱȻ£¶ȰЦݡ



ԽԽҲԽԽƯ



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ͷ̲סЩʡ



ʲô˼



ǸСӣҲ֪ռʲô𣬵ǡͷ˵ЩͣƬ:ռҵģǷŹҿһѻԼ˶ϣֻǣһ



ҪǣҲô鷳ء



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ӦͷҪ



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:С꣬ټ	



飬ͷȼȼ¯ȻȻϵʱ



ˣҲˡ



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ܴͷеԺѾͷһҲһ



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ȻʱҽԺȳʱҲʱûʲôӡ



죬һƿ



׼ˮЩ꣬ˮоú͸



ǣ𺳣Ҳ̲ס˺档



Ӵˡ



ŷ֣ȥޣ߰顣



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