第9章 困扰的难题（1 / 2）

PmMvPA2CgOOdgOKCgOOIueSAu+SGuuSZlOmageWRiOaTgemln+eNuOSRiOaMvO+6uuSquOSAuOSHv+izruWkvOSJnOahsualneaOu+SRiOacgOKavO+Rk+W2mOWzn+mwo+WMvO+7juWLuOSGuuSXmuaQuOaQuOaJheWEmuetuOS8nOeMvO+5gueAuOSGuuSvvOWfueSGneawheiMvO+Ih+a+neaQuOaQuOaTveSruuiEmue3u+entOevkOWImemOkOWPmumMvO+7iOWHieeGuuSZs+W5r+WwnOWYu+mJsuaJruWXnuaMkuWSiOiOneaMkuWWu+QgPmM8PmMvPA2CgOOqjuagl+a2hOerjOibuuSJnOaXvuWYj+WMvO+MheaKg+aEmueLp+WAvOWAuOSOu+SfueSepee8nOeMvO+xpOWItuaQuOaQgOmSgOakhOaEmueKuOS4hOiMvO+lnea3teiWiuakoumuvuWuvuWTveSruuivkOWImekgPmM8PmMvPA2CgOOuveeNveS0l+mtuOSonOWaruWBlOmvkOWImemGsOWMvO+Sp+i5pOWIkeWQiOaNveSZq+e6uuSkuOQgPmM8PmMvPA2CgOORv+ignemBl+aruuiSiOiOneadnOaQvOSlreaoiuW7p+eEmueiheaTvOeMvO+Anee0r+iEmueAneeJsuaJruWXnuaMvO+dgOKCgOOgveSuuOWlu+Svj+Wsu+SRiOaCgOOqnuaLuOS+lOaMvO+vkOWImemcgOIgPmM8PmMvPA2CgOO7juWriealnearieaKuOSruui6uuSkuOSJruWXnuaMkuWSiOiOneaonOWEmuecgeWNuOSepee8nOeEmueMheaKg+aMvO+oiuW9iuacgeWNuOSJguiMguiog+m4hOivkOWImekgPmM8PmMvPA2CgOOvkOWImemGuuSwiOWKg+awjue6h+W2hOeBqueEmueJruWXnuYgPmM8PmMvPA2CgOOvkOWImemGh+W5r+WSree1lOeOmOanheeEmueFo+igiuWKuOSqnuaLieaGuuSAvOWTieaMvO+lnea6h+WGuuSwteituOSXmuaRu+mEmuenvuSAuOSmj+WvkOWImemOu+SfueSJruWXnuaMvO+9kOiAuOSzn+mdr+iSiOiOneaMvO+dgOKCgOOEmuevmOacgOIgPmM8PmMvPA2CgOOZnem3huWIj+WAneeJsuaSiOiOneaMvO+dgOKfvO+JruWXnuaMvO+nkOWvmOaCgOOjoeatkOaEmueRiOakiuapjuaBpuiYv+iRiOaMvO+EmueMoeiNuOSvmOaZv+iTgemln+egveScgOIgPmM8PmMvPA2CgOO8kOWOveSSiOiOneayhuW/vemZieeAneeskuWntOeMvO+SiOiOneaAneeqnuewnOWUsOaSgOavmOahu+a8nOeMj+WEmueiuueagOmMvO+ei+ewi+eXvuWYj+Wum+einemvkOWImemMvO+dgOKBvO+LuOS+lOaqnuaKiuagveSjgumcgOIgPmM8PmMvPA2CgOOHiOWlgOaduOSduOSAuOSAneemuOWzn+mwo+WEmuezqOeJsua9huW3huWMvO+JsuaAuOSyiei4hOiMvO+QvOSlreaEmuerv+iLjuWNieWRkOWtluaNuOSLuOScgeWsqemLq+eSiOiOneaMvO+dgOKCgOOEmueageW3oOajgumzg+aNuOSgveSMvO+vkOWImemMvO+NuOScgOIgPmM8PmMvPA2CgOOiuueagOmHieeAuOSvmOafueStuOS2nOe8nOeMvO+ovuW3veWAneemuOWtuOSSgOakhOaMvO+Fg+aepeeEmue7iOWkreaKuOS4hOivkOWImemGuuSFuOaLnOefueSSiOiOneYgPmM8PmMvPA2CgOOBl+a0qeezmOmqpOWEmuext+Wqh+ionOW1iuantOentOeqnuaEmuetuOSLieaGsOWMvO+Lieazj+W3teisiua2hOeBquevkOWImemMvO+2l+aFhuW0m+WDjOiEmuezsec1s7bojbjkr5DliJnpsIjlkb/ooJ3pkojojp3mqJzlsbDlID5jPD5jLzwNgoDjkb/ovIDprr3njb3kqJzlgInmr5DliJnpgJ3nnZzmhJrns7bogY3ln4Tmq7/oi47ltI3lhr3kooXmk7znjLzvtpfmjJDlhJrnna/oipblr5DliJnpua/lkojojp3mjLzvnYDigbzvr5DliJnpjLzvmoHlhJrntK/okYjmp4XnnIDiID5jPD5jLzwNgoDjgYDmtornhJrnqZnpnb/khrrkgLzlk4nmr5jmtoTnsrflqp7mi4nmhJrnrbjki4nms4/lr5DliJnphrrkgafoi5znsbDln7nktoTnqofoID5jPD5jLzwNgoDjqYjlkJTprIjogLjkvJznsLnpjJDlgqbliYXlrpvnhJrnkojojp3mjLzvi4nmu4flmYvnjInni47nhJrnj7vnvpvmurjknL3kID5jPD5jLzwNgoDjkojojp3mgJ3ni5znsJzlmLvpibLmjLzvi4nmprflhJrnt7Xovrjki7jkvpTmk7znk7znr5DliJnpjLzvjpDli7nkiYXlurzlhrrklLrlgoDpkLjmkLjmjLzvqIrlgInmurjkjbjkr5DliJnpID5jPD5jLzwNgoDjnYDigbzvtqHptKTlh7/ovrjki4nmjI/lhrDlgbzvqp7mhJrnrbjki4nmoL3ki7jkvpTmjLzvr5DliJnpnIDimrzvg4LopbjkvYblt4blr5jmtJvms5/psKPljLzvibLmgLjksonouITojLzvqbzngLjklK3ls57nkojojp3mID5jPD5jLzwNgoDjjYnlvJznkojojp3mhrrkqJzlspzptJrmn7nkgZPlqYnnhJrngJ3nv4vmrbjki4nmio/lpbvkjLzvi4nmhJrnjpDlsIXoqJzlvpTmqo/lgLjkpo/lr5DliJnpjLzvt7XorIrmhJrni4nmprflr5DliJnpgJ3nj5rpID5jPD5jLzwNgoDjpZ3mt7XooYzmroHpi4nmprflt7XorIrmhq/oj4Tmi7jkjLzvsLvkjpDlrr7lu73okK3lq7rolrvkjLzvspjpio/ljbjknYznm7rkiZzmr5DliJnpqa7oiYXlurzlhJrnpZ3mtoXlgqblgarnID5jPD5jLzwNgoDjirjkq7ror5DliJnpsIjlmq7lgZTpjLzvgLzlk4nmtZTni4nmhJrnhaPooIrlop3pp77kqp7mi4nmhrDljLzvtpfmjJDlhJrnsKPlgLjkipblp6Tlr5DliJnpsoblkojojp3mjLzvnYDigbzvi4nmjI/lhJrnoL3kt7XovrjkjLzvr5DliJnpgbzvhLvnj7DllLrljY/ln4Dpq7/lgLHlia7lvZvlnIDiID5jPD5jLzwNgoDjhYbli7nks7HnMDGEmueuveeNveSonOWAieavkOWImemGuuSwiOW4keaEmuezj+WAuOSmt+WAuOSxsOW6uuSkuOSMvO+rpOWlt+WEmueavOSAuOSHv+iNuOQgPmM8PmMvPA2CgOO7juWHv+i0m+WFjOWqnuaBjOaMvO+RkOW5luavkOWImemRkOWwnOW8v+e8v+eDv+WPsOWnvuSkuOSOu+SMvO+iveWruui9lOipjuayieicpOWAneefgOW6uuSkuOSJruWXnuaMkuWZiOWxt+Wqh+iMvO+EpOWjj+WlheWonOWIruWeo+mYiOWpruiSiOiOneYgPmM8PmMvPA2CgOOjj+WlheW6h+WquOSAuOSJnOaqj+WMvO+Anee0m+WRveeBk+mEmuezseczprrnmKvpsZTnr5jmvYPptJvlqJHlupzlm7XohL7lsJTnqrjktJXmID5jPD5jLzwNgoDjurrkrJzmr5DliJnphJrnvonmgabor5jmsbDllrvkhrrkmq7lrqHnr5jmmL/okojojp3mjLzvjKLpi7jkio/luITop77khJrnpZ3muoflspzpro3muaDmhr3kID5jPD5jLzwNgoDjvbjljIjorbjptqHpgLjkgJ3ntIjmmL/ojLzvo6Hoq43ltrvkgLjkgJ3nv6nnurrko4LptoTnvZnoID5jPD5jLzwNgoDjsb3lq7rohJrnirjktpjpsI/lqJzlkJ3lk4HpgLjkhrrksI7nkY/lirjksI/li5zngqfohJrnop3pua/lupzlm7XoqJzlsbDlq7/liL7ljLzvp4XngLjkhYblupzlm7XogJ3nnZzmnJXpnL/om5zmhqfonKTlqJTnkojojp3mID5jPD5jLzwNgoDjop3plqTlupzlm7XohL7lsJTng7/lrbjkqIrlkL/oID5jPA==