21.软（1 / 2）

PmMvPA2CgOOGuuSKj+WNuOSlneaxsOWLnOeNuOSNhuWvmOaVgOaMvO+7puedt+iEmuefkumGiOWrheWxsOWLqOemveiPh+m2heWFheWMvO+mvei1oOWavOSNuOSYv+i5guequOSZv+iKuOSpl+avmOaqj+WMvO+HpOWGh+WGkOeDv+W9peWageWJnOahsuavmOaYv+i5peWeruW2heUgPmM8PmMvPA2CgOOGoeappOWKgeiGuuSAvOW5gueNieaOkOWmveiGuuSKuOSMvO+mveiquOSGuuSrj+WIheW5peUgPmM8PmMvPA2CgOOLnOeileaNuOS5gueJnOa5peWMvO+4hOigvOWjgumEmue/uea3luW5peWrouiWu+SEsOWNj+W2u+ShneaavOSxsOWXreWquOSJuOSfiOiMoeiLruWwiOWLnOeMvO+AvOW5gueJnOahsuaMvO+LuOSAuOSGuuSrsei5iue/hOa4ruggPmM8PmMvPA2CgOOhneaapOW9peWGuuSRj+WfiOiMoeiLruWGuuSwiOWLnOeEmueWsOW8nOe/hOa4ruiMvO+hu+agjeWPseWBlOmGsOW0l+msnueMvO+lnea6h+WmueioheWRhOihguiAuOSXque5vOWKkeW/ueWMkuWvgeahv+S7r+iqnOaEmueJnOaAieaMvO+Vr+aMruW9veigiuWOuuSIu+cgPmM8PmMvPA2CgOOiheaYv+izt+iDv+WEmueonOWwjue/hOa4ruiUr+aEmuesvei8oOa3j+Whv+SEmueinemKuOSMvO+6nOaMruWAvOWaiOW6nOaLieYgPmM8PmMvPA2CgOO7rea0tei+mumwieiHpOWGh+WMvO+ol+m2ruWGuuS6h+WPuOixsOW/hOa4ruiOkOWxvOaXtOaEmuesnOa6n+WGuuSQiOaMruWMh+m0l+m2l+aQmemBnuaonOUgPmM8PmMvPA2CgOOhoOamreW7juWXvuWvmOaYv+i5peWMvO+vmOaEmueXj+Wljualu+S+mumYv+i7reaUr+aGveQgPmM8PmMvPA2CgOOGuuSJnOa9g+mDv+WEmue7reazg+a0l+msnueMvO+Ru+mAuOSNieW8nOe/hOa4ruggPmM8PmMvPA2CgOOeruWLuuSEmueGuuSwiOWfv+iPu+eyt+WMvO+0pOWHv+ihneext+Wqh+iGuuSwiOWGr+iPhOaoheWMruWNiea/hOa4ruiMvO+DuOSEmue3oOaMkOWvmOa9g+mNgemkuOSGuuSwleYgPmM8PmMvPA2CgOOlneaLuOSGuuSwlea8oOaAuOS8oOaAuOSEmuehv+SuveeileaNuOSYv+iMvO+RkOW5luaquOSjgumEmueRkOWHjOaIkum2l+aMh+mfkum5l+mAneeLnOe5peWMvO+PvOWhqOaeu+afv+iEmuesveiQv+ifgOmOveSOuuSEpOWYv+iRhOinpOWEmueFueSNuOS6nOaAvOWNieYgPmM8PmMvPA2CgOOLnOeGuuSLnOefkum5l+mEmue0pOWKuuW3tei/i+a/hOa4ruiMvO+2l+aMkOWEmueql+mAuOSql+mAuOSGr+iHoOa1lOeFheW6pOe+mOa6nOaLieaonOUgPmM8PmMvPA2CgOO6nOaAvOWxsOW9g+iNuOSYv+ionOWwjueGveSMvO+1lOeGuuSSj+a6nOaLieaZu+cgPmM8PmMvPA2CgOOJruWNuOSEmueIg+e6vOW6h+WflOe2hOeBqueMvO+6nOaAvOWVs+agl+aVuuW7veWPu+eyt+WMvO+6nOaLieaEmueLuOSVuuW0pOWVnuaGuuS6h+W4kea5peWOkOWPmukgPmM8PmMvPA2CgOOUsOajj+WGuuS+neawnOW2hOe/veSbuuSJnOa/hOa4ruiLueS7gOaMvO+apOW0m+a4ueWGuuWvmOaYv+iapOW0m+abnOaxpOWvmOayiuW5r+WNuOSEmueVuuWDv+W6h+WNuOS0r+ggPmM8PmMvPA2CgOOxpOWli+i2hOeFgOYgPmM8PmMvPA2CgOOmouaquOSvmOaqj+WlneafjuWmgOKmouaquOSvmOYgPmM8PmMvPA2CgOOepeeem+WiheaiheaMvO+UsOaAneeYluWjj+WnpOWjj+WnpOW/hOa4ruiMvO+3tei5vOWKuOSKuuWOu+SwnOWbjOcgPmM8PmMvPA2CgOOGuuSShumxsOW5peWMvO+IueSAu+SbuuSXj+WfhOaNhuWBpuizg+a/hOa4ruiAneeljuantOevj+WMvO+aruWuoeeEmuelreaAuOSbv+i0m+aut+Wqj+WMvO+IueSAu+SvmOajgumGuuSwiOWcjOeQmumQmumeruW2heUgPmM8PmMvPA2CgOOGuuSsoeeKtuilneaKtui/peicuOSjgumJp+ifhOafueS/hOa4ruiMvO+GuuSntOeKtuiLjuWKtuiYv+iWu+QgPmM8PmMvPA2mgOKmgOK5peWAneeIhui/peicuOSEmuesoeeRj+WIueSAu+SJnOaYv+iKuOSwheiMvO+Anee1iuawnOWiieeiieeWu+SrouifueS/heiMvO+vhOi4g+iEmue5peWAneeLjuWJguiMguiEmue3u+entOeeruWTu+eMvO+ntOeIvuWXvuWLjuWTveSruuiEmuefiOiMoeiLruUgPmM8PmMvPA2CgOO0sOajj+W9kuWGuuS9kuWEguaEgua/hOa4ruimgOKmgOK0sOart+amgOKEmue5peWvmOamgOKEmueEvOW5peWvmOa9g+kgPmM8PmMvPA2CgOObr+arneeEmueyueWhsuaYv+iWu+SGuuSKuOSekua/uueGp+iMvO+8nOeAvOWHkuazjeWPmumMvO+LuOSAuOSGuuSHnOiyieiyrOaEmueVuuW8nOeWu+SrouiMvO+KuOSGp+i5r+W0m+e0m+efiOiMoeiLruWMkuWMvO+AvOWNuOSyuui/hOa4ruggPmM8PmMvPA2CgOOoiuWDmea7vei7veiMvO+biuWGuuSwiOWXj+W2hOeBquernuWKuuUgPmM8PmMvPA2CgOOKuOSKuuWGuuSwiOWLjuWWu+Sroui5peWMvO+Sp+eAuOSLuOSMvO+ruuisvei5peWAneemuOWMvO+wheiEmue/hOa4ruiAnee9j+afiOiMoeiLruUgPmM8PmMvPA2CgOOKuOSKuuWEmuevveiUn+aonOWsveizt+i/neawnOWEmue3huWwhuWOu+S6uuSkuOSSp+eAuOSLuOSAneeljuantOeMvO+Mh+mAgOaem+Wmi+awluaNh+m5peWGsOW2l+aKuOSwnOWonOWSgOWMt+iBpuirv+W/hOa4ruionOWMvO+6uuSEmue5peWAvOW+lOaJnOahsua0jeWMvO+QreWruuiGuuS0m+eQneW/heiEmue5peWAvOW+lOaWu+QgPmM8PmMvPA2CgOO0sOa0u+aLuOSAvuWwnOW6vea6veaRj+WdoumEmuePgOm/ueafiOiMoeiLruWGuuSwiOWLnOe/hOa4ruiMvO+OkOWKuOS4hOiEmuefiOiMoeiLruWGuuSwiOW3luW0sOaGsOWhrOaJuOSsrOeMvO+3teiIj+Wis+aAuOSMvO+zueWqnOais+aAuOSuveaYq+mEmueJuOSev+iMuuSljuYgPmM8PmMvPA2CgOOGuuSVs+aeiuW5gueAuOShsuaEmuefnOe5peWMvO+XkOWcveSoiuWfiOiMoeiLruWGuuS/vuS5lua0m+avmOaNuOSjgumMvO+ii+aIkOWMh+mAvuW/heiMj+WEmuext+Wqh+ipruivmOaHv+iNuOSEmueageW9g+iAuOSvlOWMvO+tuOSUgOmuteaJsuaMvO+EmueskuWIj+WUiOiIj+WrkOWIj+WWu+SrouiCkui0mOmMvO+9iOeqpOWonOWeruWXvuWEvOWpjuefiOiMoeiLruWrouivmOaMvO+Dv+WkvOSapOWJnOavmOaNuOSMvO+tk+W0m+eckeWckeW/hOa4ruggPmM8PmMvPA2CgOOEmuelneaLuOSBjOaaneWIueSOgOavmOaTgemln+eNuOSfueSMvO+/iuW/p+WEmueCvOWhr+iZv+iAneeRkuavlOami+imi+i9g+i0jeWMvO+vveiIj+W4hemIj+WQreWruuiquOS0leYgPmM8PmMvPA2CgOOskuWAneeoo+eCkui0mOmAnee1iuaWsOWZieeolOeWu+SrouiMvO+lheWxt+a0pOWMiOiolOeWu+SrouiMvO+AneeDkOWfiOiMoeiLruWrouiEmue/gemvj+Wgl+a/gem0qeePsOWEmue5peWprui/iuW/p+WEmue7gOievuequOSZv+ggPmM8PmMvPA2CgOOGuuSuveaYq+mMh+m+m+ebn+eEmuetuOSHu+ekuuSPhOarv+WMkuWQgea2g+aonOW/hOa4ruggPmM8