第4章 变数之外的变数（1 / 2）
PmMvPIKA44mc5r2D6Z+55IyH6Zm/6JmW5pCd5oSa54Gm6ICc6YCJ5p+U54iF5Z2A4rq65IuB5pyA4oy876+Y5oSa57SF5Zir6bml5aS75Iy875mW5pCd5oSa54Gm6ICc6YCJ5o+A476c54Kn6I6A44a65LCI5b6J5q245JO65Z2u5Y+X5rau5Y675LGw5bCc5YW+5YqP5Y245Ku/6Iy875q85J6I6Ia65Iyu5Zi75JS65b245Ju76aWl5T5jPD5jLzyUgOKUgOKUgOKUgOKUgOKUgOKUgOKUgOKUgOKUgOKUgOKUgOKUgOKUgOI+Yzw+Yy88goDjg7/lob/kqrjkmb/oiZzmuYnnk7rljIDogbzvt7vkrpTlhJrnkZXpg43lpLjksIjlvr7opbvkr4/ls4fompTnmKvpgJzmtozpi4nmhJrnvaPomq7lurrkgafnPmM8PmMvPIKA47au5bC55LCI5b6J5qWd5pCn5Y+w5b245Ju76aWl5Ye/6JqA6ZaP5a2I546Q5Yu55Iy874yJ54GT5baM6YuJ5oSa54i+5KKl5aOh5pir6ZeR6Lap55Sg56ic5aOt5rmJ55O65Yy874eN5ZCP5oSa56Wd5qa45a+N6JSt6Yq45KCK5Ya/5bCu6ISa55a45I2J5ZeR6KCd6aW75ICJ5j5jPD5jLzyCgOODv+WJruWWu+Sprui9g+iNieaRlemRh+mEmuefpOWztuiJnOaqj+WMvO+WpOWPhOaJnOa7gOaLuuShh+WGveSMvO+Bk+Wpieehh+WenemMkuWhsuixkumWj+W3juilnea5luaNhemFgOiWiOaGr+iln+eWjeWptOiXkeignemdvuSlu+Svj+Wxt+Wqh+i9meg+Yzw+Yy88goDjn5/lhqLpoYflnp3psKLnjbjkr5jmkI/mjYnltoTnk73ljLzvu7Tmn5TnhJrnjZzmkojouLjlnp3pl5Hoh7/otq7lgLjkuYnnk7rlgoDjopTnobLohJrnkZXpMDAwN5Gw5bOH6Iq45KCK5YKA45GV6TExiZzmgqbmp6TlqpboqJHln5Tnu4zlkafnlqTlp7rnmKvpr5jmiY7om7TmkKflkKfljLzvpYXltpTmhJrns4/lprflkZXpN6iR5Y+v5oed5bO55bCI5b6+6L2D6J+55Iy874Sa55OQ5rmJ55O65ZG/6ICc5oyS5Zit5ZO65YSa57mI54GA6Jyu5b++5LmJ55O65ZeR6KCd6Ya95Iy876GK5Y2c5r2j6Jqu5Y+X5rW06ISa542J5Yu55Ia65Imc5qGy5raE572Z6Je65baM6Z+S6T5jPD5jLzyCgOOSi+WPi+gwMZGV6TS6h+WvlOaWpOWdoumBpuiokeWPr+aCgOOBuOStm+WEmuetm+WxiuiGkOeTieaNveSAuOSMkuWIuOWojuWNveSAuOSMvO+Vg+WzpeWXtOaGteaNveSAuOSMvO+Vg+WzpeW7tOaCneaNveSAuOSMvO+wj+WNieWNveSAuOSXkeijveSxg+Wqj+WtuOS2ruWonOWwjuc+Yzw+Yy88goDjhrrkjIHonr7oqIPpqIXlvaXln7nkpbflmJHljLzvvaXln7nkkr7lpq3lhJrnjYnli7nkpbvkgInmjLzvmrjkjKHogLjkmb/ooIzltozpn5Lpv4nmp7vniZzmobLmprjkiY7om7TmkKflkKfljJLlmrjko63moYrljbjkhJrnu7jkn47lurjkoJvljLzvjpDllrjku47lsrrktojnjrvkqofojLzvkr7lpq3lqrjkoIfltpTmvYPouK7on7nksbflqofoPmM8PmMvPIKA452754Cd5r2w5ba16IWA6KGH5Z6d6Z+U546H6bmv5Ymc5qGy5qa45LmW5piu5aic5b2l5T5jPD5jLzyCgOOgtOegm+WEmuearuWzqOeNuOSvmOaMvO+zruWxjeWnpOWBnuaQiOaggOmavOS+pOe5r+WMvO+pieeqgOaQiOanjuaxpOW9g+ivj+W9g+m2l+aomumFgOihh+WenemflOeOh+m6uOSgm+WMvO+EmueFgOihh+WenemflOeOh+mGp+iMleaIvuWvmOaYv+iFgOihh+Wenem5luaYruWEmueavOSZleaju+S2l+aNieWTveWonOU+Yzw+Yy88goDjj4fpm4rloYflhbbohJrnsbflqofospzptJrmmrzkvYPor4/liL7lo4LpjLzvu47lvYPojbjkn7nkgqDlvq/opZfmqJHlhJrnmrzkmZXmnqXno63mp6TlibjkjLzvsZTnqofojbjkprjkoaDmpq3lhJrni6vnrIXlsIjlr5jmhr3kjLzvhJrnlY3lgK7niL7lr5jmmL/oiLjlmZXmj7zlo63mjb3kgLjkurjkkIjms4Pmm4rlnq7lhJrnlrvkpbvktoTnvZnojLzvpoPnu7rpg77olK/mn7nknYDiiLjlmZXmnIDilLzmronmPmM8PmMvPIKA46eQ5bmC54C45K+Y5rmC54C45JGV5r2D6Ie/6I245IKA44Cx5ZO754Sa56G65Lut5qmB5rGO6IuF5Y2F5b+B6b2D6I245K+Y5pi/6IKm5qek5Yy876ek5bq85byW5oe/6DgwLTCHv+iNuOSCgOOFgOiktOi/jOWxmumDv+WPsOWMvO84MJSA4jCDv+WPsOWpgeaxjuiLheWShumQj+alneaPvOW5luaEmueduOWnpOWUsOWeoeWXveeggOmWvOelu+Slu+Svj+WxsOWRiOaMvO+2l+aLp+WAvOWavOSageiXveeUoeWhrOaJuOSsrOeOu+SOkOWLueQ+Yzw+Yy88goDjm4rlqorlgabogJzpmL/okYjmjLzvmI/luZTmjIDopYXlko/mhJrnkYjmoazmmb/ourjkoJvlmrzkjbjkpa/olLrlv7rnu7jkPmM8PmMvPIKA46ek5Y245J+55I2T5bG95aW75ICJ5oy874S+5ZSA6aGd5pm/6Lau5ZyN5aCN5Yq45LC16Jq85Jqu5YC45Ja75Iy8742T5bG95YSa56Gg5ZC65omc5pS45IyA6Iy874WA6Jyk5byA5aWF5aCK5YGm6LGw5Yq45Kyp6Yy877q65JqA6a6Z5q+Y5qqP5Za75ISa56ic5bCO54e/6I245Iy877mW5o2F6YSa54i45a+N6IyS5b6c54Kn6Ia65JOB6aWf542J5ZCP5qmB5rGO6IuF5T5jPD5jLzyCgOOEmue3oOaIueSAu+SvmOatuOS8nOeWu+SonOWonOWwjueRiOaTgemln+eNuOSfueSCgOOUuuWNj+WEmueLuuS2u+SZv+i5r+WFgOiahOa6h+WLnOelneaTmOakuuSEmue9uOSbu+mlpeWMkuWRiOapruizg+avmOalr+iUuuW2l+aTveWwneaUsOW/mOmCgOO6vOeAqOeqpOWavOSNuOSlr+iUuuW/peicuOSZv+iKuOS3teaonOWMvO+lgOaXkeiNuOS+mOaOmOawneaUsOW/mOm6uOSgm+WMvO+npOWNuOSfueSlr+iUuuWNk+WxveWMvO+AoeiKr+m8rOmXvuW3juiJnOahsuawneaUsOW/mOk+Yzw+Yy88goDjn4TmvaXlhJrnkKflj7Dlibnko63mhrrkl77lj7Ton7nkpa/olLrlu7vkob/khJrnuoflsI7nqKHokYjmjLzvqYrlhb7opZ3miLjlvYXlr6npOJeI5Y+65YSa54S+5ZSA6Z2A4q665Iic5pyA4o295IC45L6J5ruv5aW75K+P5Yy876mZ6ZKG5ZyM6I+L6Kmu6Jq85I245L2D6K+P5b245Ju76aWl5baE55O95Yy876mJ56Cu5aGH5Z6d6aqP5YC45Imc5p2755KL5pWz5qCX5qWv6JS65b245Ju76aWl5Yy877yv5ZW85aW75KCK5a27546Q5ZGI5oGm6KqP5Ya95Iy875eL56GH5Z6d6Ya65I245Lq45JCI5pyM6I+L6Kmu6L2D6K+P5Yi+5baE572Z6Iy876ek5Y245I2T5bG95Yuc56Wd5o2J5a6b54y877mW5o2F6b6c54Kn6Ia65LCI5b+L5rGw5Zq85JqB6Je955Sh5aGs5oC45Kys56ic5b245Ju76aWl5T5jPD5jLzyCgOOngOa1geeEmuejleaItuaNuOS4sOaMvO+oguWYreWQmemgl+aUuOSpvuWigeafgOmYq+monOW0m+eAuOSJnOali+a5ieeTuuWpruilu+Svj+WMvO+IkOWTu+eFgOiMuuQ+Yzw+Yy88goDjhJrnkJnpoJfmr5jmj4fpua7lp4DmtYHnhJrnlrvkpbvkgInmjLzvp4DmtYHnmK3lqILlkJnpoJfmpbvkr4/lj4DjvJzni7nkr5bmjLnklK/mq47ojoDjjIDojLzvgLjki7nkvYPon4rlhJrnjKHljZ3lkJnpoJfmr5jmqb7lnpvlp4DmtYHnq7/loIrljJLlo5XmiLbmjbjkuLDmp4DmtYHnqa7oPmM8PmMvPIKA442T5bG95YSa55+U56KU54+A47yc54u55K+W5oy55JSv5quO6I6A46eA5oC45K+U5YWA6JaI5oyh5Y2d5ZCZ6aCX5qi06JC65oSa57G35aqH6K+Y5ou15qiO5rmJ55O65YKA45iP5Ymc5qGy5qyc5rqf5bSX6baX5pq85JqB6JS45IyA6Iy877q65Im45Ia65LCI5b6+6LCV5rq65ISa55q85JqB6KGs5oC45Kys56mB5rGO6IuF5T5jPD5jLzywleaYj+WEmueWpOWLueSwleaYj+Wgq+c0rKznPmM8PmMvPI2Q5Zq95DqFgOicveSAuOSqpOWavO+7uOSLueSYp+ehr+g+Yzw=