等价交换（2 / 2）
PmMvPCCdgOKCgOOKtuiMh+WmgOKmgOKcgOI+Yzw+Yy88DZq875et5Y2Q5YSa55a75Ia65KuP5bCc5bCj5Y+w5Yy877al6YKx5o645JSX5Yeo5YCd56a45Yy874yD6I6Q5YSa55a75Ke055OK5ouJ5re16KyK5o+95I245I2/5Y665Ii757ml5Yy875i857m+6ISa56Gy5p6Q5Z+E5qu/5aui6Kic5T5jPD5jLzwNgoDjgrbmirPnjKHlgLjkl77lv7nmsrflqZfmjLzvpbvmm7Pmr73ouIXptZjptZjpgLjkhKTlsbfmk73kq7rol77liafoqo/ljLzvv53msYroqaTlgJ3nm5zmsJzlpoTnsaTlvJznjI/lga7lpbvkgaLmgoDjl6DmmIjmhJrnq7roqIXlt7XogL/mpbvks7bon7nkjLzvrJnlg5XlrYPnv7nmhJrnu7rpu7rphq/lhq/lt6Dmmb/or5jmqo/lv77ks43lr4/lPmM8PmMvPA2CgOO4kOW9iuabiuWolOewnOWgi+eRj+WJnOahsuaMvO+ukOWrkOWOuOSEvOWUiOiEmueUn+apuOaJnOaqj+WeruWuoee7kOWEmuelneaLuOS9kOiOkOWPmumMvO+wleaXrue6r+i/ieY+Yzw+Yy88DZ2A4oKA47+E5Zq85IC45IOQ5bGw5aaA4qaA4pCt5bCN5YS85Y245Iy8772l5ZyA4pq875Gs54Cd56a45YyH6bOf6bCj5Yy875aw5bO55ISa56yh55GP5Yur57qM5rK35amX5rml5Ye/6K6I5bCc5aOK5baB5raF5YGe5oeM5oeL5oSa55mz55ey54y877+h6YC45Jy95KiK5Yq26IyH5T5jPD5jLzwNnYDigoDjvaXljbjkhrrksIjli5zni4/lpK7lq6LonIDijLzvsbnkm7rkiZzmuJDlvJHlhJrnuaXlnYDipoDipoDijIfpmb/oqJzlhLzlgabojbjknIDiPmM8PmMvPA2CgOOWu+SGuuSPveSJjOaLiea4vOSZv+Wev+iBruWlu+SBouaMvO+2l+akguiumueEmuepq+WHqOWxvOWGhOiHieejgumKuOS7kOW+m+WVr+i0pOWOveSMvO+/suaLuOS4g+iHluaEmue5peWLuOSJi+aLiea4vOSKtuiMh+WTveWMvO+lu+SAieY+Yzw+Yy88DYKA46+P5Y245LuO5Ye/6Lut5p6+55e+5YO+5IOw6Kui6Je+5Z6d6bml5Yy877CI5Yuc54Sa56Su5Z2v5YyQ5aui6K+Y5oGm6Jm/6Iy874a65LmW5rCc5YSa57OD5pCB6bq65JW85Y2n56OC6aic5Y2n55a75Kmu6I2G5b2D6I245JW95IKm5bqu6KCX5qGs5pm/6IKA44Gn6J6S5rq65KuI5aui6KGy5oy874a65Lau5Z6b5ZS65KiR5a+Y5qmk5aOC6b2l5Zi/6KaA4qaA4rO36IC45Kek5YGA6Lml5Ya65JOQ5bCI5Yuc54G45I245LeG5ZmA5baX5oSa56G+5pe05oy8766954295ISa57mC57mC54C45LmW5oq45LSk5bO55Kic5bGw5Yy875WX57uQ5YSa54u45JmV542J5biD6Lml5aic5bCc5bCj5a2Q5Y245LeX6Zm85Lau5Zm/6Iy875mA5baX5oSa56Gg5qat5aic5Y2J5Yu55Le16LOD5rCc5ZuM54iP5bml5Yy875S45LWG5T5jPD5jLzwNgbzvhrrku63mkbjkt6DmgLjkkK3lsI3lq7TnhJrni7jkmZXnkL3nlIvmn7folLjkjIDogbzvn7zvipXlhrrkub7ovrLmq7zmqrXmjJLljIfpqpPlgbzvgqPotKDnoa7ngKHohrvnm6/mr5jmjpjmjpjmo4LpmrzvvJznvZnnqrjkhrrku7/njIfpg7/lqJzlga7lpbvkgaLmPmM8PmMvPA2dgOKfvO+rvOaqteaIvuWvmOaNuOSvmOamgOKmgOKEmuewluaquOSWm+egveSZu+eNhuWRiOaZgOW2l+awiOWCgOO5v+iVl+eEmueFteaFteaAneeZleeavOSYv+i9g+ivj+WMvO+ZgOW2l+aEmueinemBp+isu+SRiOaokeWLuOSJree3oOaZv+iMvO+5gueAuOSxt+aXvuWNp+eavOSRiOacgOKMvO+EmueRk+WRk+Wzn+mwo+WMvO+5vuizgOi5peWonOW0tOiKtuiMh+WdgOKCgOORiOa3teizg+aavOSxsOWMvO+DruWwiOWLnOeBpuiqj+WgveSMvO+ZgOW2l+aEmuehvuaXtOaJreecgOI+Yzw+Yy88DYG876KN5qS65Le75Imt56+Y5pm/6Kmk5YqN5Z6Q5oy876KR5bml5YCd54mt57+E5Zm/6Kic5aWd5p+O5ZSA4pSA4pm85Lau5b2l5byR5bSb54yH6YO/5aic5YGu5aW75IGi5j5jPD5jLzwNnYDigoDjsK7osI3lhJrnkYjmi7jkmZXnirjkq7rooL3kqJzlgabon7nkkYjmjLzvhrrkkYjmsIjlrr3oqJzlsI7nnIDimrzvuaXlgJ3ni5znq7roi7jkr7/kjLzvub7oirrlnpvlsLXoq7roh7/orL3olrvkjLzvkqfngLjki7jkjIDotoTnPmM8PmMvPA2CgOO0pOW5gueGuuS5guewnOWPhOahu+aMvO+/hOWavOSAuOSGuuSmr+ivq+eNieWQreWclemwiOWwteiKuuWLuOSKtuiMh+UggoDjrpfpsKPlu73ouaXlnYDin7zvl5DlhrrkjKHot6Dmmb/onIDiPmM8PmMvPA2CgOOQreWwjeWPsOWPsOWquOSAuOSGuuSLuOSZleePu+eyt+WKuOSkguiumueXneWjgumMvO+ZgOW2l+aEmueWu+SAvOW+lOa0pOW3teisiuawluaNh+m5peWJreeCgOO4kOWukOWBgOOEvOWUiOiwnOW7vei7veiMvO+oqumBlOmEmueWu+SKuOS0tOiHlOWEmueJh+WuvuWMvO+KuOSKuuWonOWJjOaWu+SGsOWMvO+7juWHv+iRh+W5peWvmOaOuuQ+Yzw+Yy88DZ+876KR5YO/5aiK5Y245Jq85Ia65KyQ5bq65LOl5aq45KqT5YKA46mJ54mc5oCJ5oSa57ml5bq45JCI5puc5rS45rOH6JqU55a75Iy874Od5ru45Lqk56Ou5Yq45Ku66LG35aqH6Kic5bml5YGm6LOD5pa75D5jPD5jLzwNgoDjjIfpkK3lmoLohrrknpvlvZLlna/ohJrnr5nmjqPpnoXnpY/lmb/oiormr5jmmL/olbrlsIjluaXljLzvm53nvJznhJrntpnmtpnmrrrkjI/lo4LplrvkgJ3ni5znh7/ojbjkn7zvqJTniLnkgLvkiZzmvYPoiI/ls4jmqrjklpvniYXljLzvg7/lvpTmjbjkr5jmgabon5znmrzvs4Pmj73kjbjkjb/ltI3ljIfpg7/luaXlr4/lPmM8PmMvPA2CgOORrOemi+iBruWlu+SBouadgOKfvO+GuuSdr+iZv+iHv+i0r+iZgOW2l+aIueSAu+SRiOacgOI+Yzw+Yy88DZ2A4oKA47OI5qq45Jab55GI5pm754y876Wd5p+875eQ5ZGI5oO/5b6U5o245K+Y5o245KC95J+877eg5oi55I6A5pGI5oqK5r2D6IiP5Yy874a65IGn6Iuc57Gw5YGn6Iuc55yA4j5jPD5jLzwNnYDin7zvnorliLnkjoDmsIjli5zniLjlgYDorLvkoL3kq6LogLjkh7jkpoDipoDip5DljKHoqqTljbjkmb/on7zvipXlnIDimrzvpZ3mt7XonYrlhKfosJzlupnmhpDnr5jmmL/ohr3kjLzvmabltoXljZDlq47om7rkiZzmiafon4Tmga7lpbvkgaLmPmM8PmMvPA2CgOOdgOKTjuiJjeiNp+ecgOKKuOSruuixt+Wqh+ionOW5peWCseaBpuioiuW7uOSMvO+jj+WGoumEmuext+Wqh+ivieaGuuSvieaMvO+LuOSQneW5vuiKuuWonOW5peWAneeJi+aWu+Q+Yzw+Yy88DYKA46Wd5re16IaI5Ymu5Y245Iun5YC85YiP5Yq26IyH5Yy874Sk5Y+95LCI5Z6b5YC45K+P5T5jPA==