第四章 学以致用（2 / 2）

PmMvPA2CgOOPhOaXvuWGuuShu+aFheW0jeWepee8nOeEmueDkueQsuaRkOWLnOevmOaGveSMvO+xt+Wqh+iHpOWjtOi9meiKuOS0mOWzkOeOvuedgOKCgOOGuuSAneerg+eLieaKiuaDv+WPsOWNuOSAuOSTgemln+eBsOiMvO+Aneemi+ahsuafueSRiOaZv+WuuOWBpui0r+iQp+WPsOWQsuaMvO+RiOaqgOa9g+mcgOI+Yzw+Yy88DYKA45yA5q+P5Zql5pql5pe+5b6Y5pKA5Yy876Wd5ou45ImO5qGy5oCd542/5bq85bSN5Yy876y96JOJ5oyH6bac57yc56ic5YSa55yB5Y245Kqz5ryc54y8776b6bSw5qG75pmZ5YyH6Zud57yc54Sa56ek5aek5Yy874uJ5oSa56K656uD56ui6ICd56eN5oSa54ix5ZSn5bml5T5jPD5jLzwNgoDjirjkq7rog5LnkLLmqJzlvZDoiYXlrpvnhrDljpDlr53mtozohJrnirjksJzlqJzllJHmvJznhrrki5znr5jmiIXljLzvpZ3mh7/osLXom5DnhpzphpnpnYDin7zvhrrkiLnkjoDmnIDiPmM8PmMvPA2CgOOOoue0oOe7puevlOaMvO+KuOSwnOWonOWUkeavnea2jOiMvO+wo+WAuOSGuuSrj+WKg+aDkueQsuaMvO+KuOSLiea5peWGuuSonOWSgOW0sOatg+eGsOWljua0m+eMvO+3oOaIueSOgOavmOaYv+iEmuePhOaFleavmOa5peWTgemln+eNuOSfueSMvO+0sOaSgOWMh+mvnea2jOiAvuW0sOatg+eAneeQj+azkOeOvuc+Yzw+Yy88DYKA44i55IC75JqB5bOD5rml5b2Z546Y5o245Iy877ml5YCd54uc54Sa56On6I245K+d5raM6Ie/6KWO5oOS55Cy5j5jPD5jLzwNnYDigoDjgJ3nv4vmnIDijLzviY7ljIfllLDmra/ojLzvr53mtozouqnnqrjkgLjkg5LnkLLmmbvnkoDpjpDljIDojLzvtqPltozom7/okoDltLDmrYPnhrDlgJ3nkaznrr7ls5Dnjr7nnYDigoDjmb/lrrjloL3kgabogJzpn5znmL/okYjmn7zvmb/lrrjls4Pmr5jmpZ3mh7/on7fooL3knIDiPmM8PmMvPA2fvO+GuuS6uuSIueSAu+SQiOaTveW5peWKiuavmOazkOeOvueMvO+lnea3teiGuuSZuei0pOWJnOeEmueUsOaAp+eMvO+7puedt+iAvOWJi+a5peWft+iMvO+lreagh+WGuuSAgOmOkOWDkueQsuafvO+MoeiMkOU+Yzw+Yy88DZ2A4oKA44a65JmL5o+X6KuI5bGw5aC95Iy874yh6IyQ5a+Y5r2D6bau5aek5Z+r55Wv5pyA4oy877ml5ZG/6LyA6YCd55Gs566+5bOQ546+552A4p+877eg5oi55I6A5pGI5pmV5pmV5qC95IKm5Y245J+874G05q+654Wj6K+Y5pi/6LW654WV5oWD5rKs5pa75Lmv5Yy875Ct5beg5q+J5Zm/6KC95Kee54y877q65LOl5Ymc5pGw5Yi+5bm+6Ku66JuQ54ac6ZyA4j5jPD5jLzwNnYDigoDjhJrnpZ3mh7/okYjmprjllrvkr5jmnIDijLzvi7jkhrrkkaznhbXmhbXmg5LnkLLmjLzvsKXpqY7moIrljbjkq6/mnbjkjLzvvpjmjpjmlqTlvKDmj4TmjJXmhJrnjIfpiYXlrpvnuaXlPmM8PmMvPA2dgOKfvO+EmuebkOeGnOmKuOStkOa+i+WIueSOgOaMvO+RsOWNuOS1ruaLiea7vei7veiquue0ueWcgOKMvO+6vOWBnuangOa7h+W7lOaEmueMh+mepee8nOeMvO+5peWAneePh+mTieaEmueRrOeenemRrOe8vOSMvO+4g+ivjueLieaMj+WzkOeOvuc+Yzw+Yy88DZ2A4p+875eQ5Zm/5a645ZGI5oGm6ICc6Yy875Cn5bOQ546+55yA4oy877Cj5YC45Ia65IqW5YSa55yU55yU54y877uO5Ye/6Ia65J+36J+55Lml5Yy874a65LaM6KGz5ruO5bOQ546+57CI5Yuc54y876+66Ku66ISa56yh57WD5Yu45IC45Ia65JWx5bi85Iy876Wd5re16Jmr54yH6YCA5oSa55a75I675J+A6au/5YOS55Cy5j5jPD5jLzwNnYDigoDjpZ3mr6vntozouYLnobPmjLzvs5Dnjr7njLzvp5Dlu47lnIDiPmM8PmMvPA2dgOKfvO+avOSAuOSQneW5vuiBl+a7juW9g+iNuOS9g+iMvO+GuuSvtOeRiOa7gOaGmemcgOKMvO+Tgem0r+iEmue8v+e8v+eDv+WPsOWMvO+GuuSXseaShuW9g+m0pOWdoumMvO+riuWptea6nOWAuOSGuuSGjuWPu+evmOaPg+WMvO+UsOajj+WAuOS6h+WBkOWEmue/lem/lemMvO+dr+i1lOeGuuStluaCjOaEmueameiDv+W5peWMruW0r+g+Yzw+Yy88DZ2A4oKA452v6LWU56C95KWO5r++5LmW5o245Iy876G+5pe05qic5buA5oaZ6Yy876C85ZOn5ZGI5pyA4oy874a65JWZ5rig55ii6a6X6YSa56WL6Kan56ui6Ku/5b2D6YOS55Cy5j5jPD5jLzwNnYDin7zvopHlurrkm5Dnhpzpn7zviLnkgLvkk6fln7zvprnkmKfnqrjko4LpnIDijLzvrpfpqLTohJrnurrkvIDphJLlhJLljLzvsKPlgLjkhrrkspHlhJrnkYPmkZbnpYvopqfnnYDin7zvprnkmKfnnIDiPmM8PmMvPA2dgOKCgOOonOWNuOSonOWwjueWu+SMvO+mueSYp+eEmue7gOaGmemvmOaRiOaMvO+9peWgveSMvO+zkuWzkuWcgOI+Yzw+Yy88DZ2A4p+8752v6LSv6I245Ii55IC75Lq45KC95J+875uQ54ac6ZyA4j5jPD5jLzwNgoDjs4blo6fosbflqofouKXnhJrnuofluYPmuaXljLzvvpjmjpjmiL7lnYDmj4TmhJrnm53nvJznjI/lo4LpjLzvkaznrr7lr5jmqo/llrvkjLzvm5DnhpzphpnpkZDllYrmnqXnvJznhJrnkZXmgrHmjLzvp7TntpTmg7/lhJrng5LnkLLmqa7oqoDmo7TohJrnqYjlgIrnPmM8PmMvPA2dgOKfvO+RiOaljualneahsuaIueSOgOagveSfvO+XkOWOn+Wfseaem+W6nOaeo+mLuOSppOWKu+SRiOaGuuS0r+igveSft+ivmOaNuOSRiOaNieWLueSfvO+/hOWqk+WonOWgveSbkOeGnOmcgOKMvO+ul+motOiEmuewo+WJjuWli+imp+elneagvOS0pOWjgumMvO+dr+i1lOeGuuSljuaumue0pOWAneesoeeDkueQsuaMvO+0sOaEmue7juW6h+W8s+adr+iEmue7juW6h+W0r+g+Yzw+Yy88DYKA46a56IyH6YC+5ZGd5ZaM5rG35aqH6Jm757G35aqH6LaE55+r54y874a65Lut5qKg6LG35aqH6Kui6IGm6LSb54Cu57ml5Yy877K35Y245KiB5pSC5oy874mn6J+E5oSa55qE6ISa57G35aqH6Lig57Sk5bOf57e16KyQ5o2n54mc5oOS55Cy5raX5r+h6T5jPD5jLzwNnYDigoDjpY7mkYjmrrjloL3knIDijLzvh5TlvovlhJrns5HlqY7njLzvgJ3nr5znrr7lrr7lm53nvJznjLzvirjkjIPohaTmqJzloJ3phJrnj4Tmj5rpm5DnhpzphpnpPmM8PmMvPA2CgOOlj+WGuuSul+m5peWdgOKfvO+ljuaNuOSgveScgOI+Yzw+Yy88DYKA44+65IOQ5ZGw5aGy5oq45IuJ5rml5aic5YOS55Cy5oy877Wu5ouJ5omc5oGe5rml5ZS45IyA6Iy876aD57u66bml5b6J5pGw5aGy5pmA5baX5oSa56C856C655uQ54ac6YaZ6Z+36Lml5aic5Yy877um5Zqp5aqc5oSa55uQ54ac6YaZ6a+Y5qWL6Kan5z5jPD5jLzwNn7zvpYvopqfnr5jmkIjmjbjkvprpn7zvpYvojLzvp7TngLjkrr7lrr7lg7/lhJrnuaXljLzvl63lmYDipYvomIDiqrjkgLjkiZzmqo/lqLPmh6TljLzvvJzngLjkhrrkq4nmhJrnt4Hlt4Hlg5LnkLLmjLzvgZfmgLjkhrrkqJzlorjkhJrnj4Tmj5rpiI/ljLzvvJzngLjkhrrki5znpZ3mt7Xov4vmm5DnhpzphpnpjLzvpZ3mt7XoqIrlh5zpupzmi4nmhJrngJ3no4nmkoDlirjkjKHmjInnPmM8PmMvPA2UgOKUgOKhl+U+Yzw+Yy88DYKA44yh6I245ISa57WD5ZO95Ku66Iy876iK5bG55KKV5o245J+55Iy874q45L+F6JuQ54ac6YaZ6aic5ZCd5Yq45KCK5Y2G5Yy876ek5Yq26JuK5YuO5amO54q26IOS55Cy5oy874qN5aek5YC45Ia65LGk5Yi25rSX6aye54Gg57mt54Sa57y85LGx5Y+w5YSa54ag5Y2J5aKd6aWd5qyc5oy877ml5Ymc5qqP5YSa55O+6I+D5b2l5Yic5aCH5YGN5Ya65JOJ5p6/6IC45K+Y5q+P5Yy8772Z546Y5oCd57Sv6Iq45LSY5T5jPD5jLzwNnYDigoDjhrrkvZnnjpjmgqbmp6TlkYjmnIDijLzvtKTluYLnuYLnhJrnob/kqofojbjkiL7ljLzvhJrnjIfpvpvpjIfpkbrkl77lrJDlg5LnkLLmjLzvmYjlhKfohJrnhrDlu7rpqpXngLjkhrrko6fosq7ohJrnlY3lgK7nm5DnhpzphpnpPmM8PmMvPA2dgOKCgOOTvuiavOSaruWAuOSNuOS5peWcgOI+Yzw=