63h(1 / 2)
PmMvPA2CgOOoiuWGuuSoiuWAneeVr+iWu+QgPmM8PmMvPA2CgOOxt+aAnOawiOWxt+a0pOWMiOiGsOWOkOW2hOeMvO+HlOW0mOWEmue5peWAneeUiOi0pOWOveSWu+SMvO+lnea3teiGuuSQneWfueSLheWXnuaMvO+ruui3teiQneWAneeVr+i5peWMvO+3teiGmumYq+mYq+mXvuWFjearouiPu+eyt+WQreWaguiEmue5peUgPmM8PmMvPA2CgOOQmemBnuaEmue5peWwiOWXj+WfhOa9g+iWu+SMvO+LuOScgeWJnOahsuafueSLheWXnuaMvO+fkOW7keWEmueXj+W+mum6h+WRj+W5peWMvO+xt+aNhuWMvO+xt+aNhuWAneeVr+iLheWXnuaCgOOHpeWepee9peWTveSruuiEmue5peUgPmM8PmMvPA2CgOOpieeot+W2hOeeuuWquOSAuOSGuuS6h+WapOW0l+m/heiEmue5peWMgOiMvO+GuuSwiOWNuOSLnOePu+eyt+W0qee0sOaEmue5peWMvO+7juWbv+i5oOaKjeWGuuShsuaWu+SCgOOGuuS5peWlheWbv+ilu+Svj+WWu+S6uOSgm+WMvO+gm+WfjuWEmue/guiiuueIueSjgum5peWGuuS9meeOmOaWu+QgPmM8PmMvPA2CgOOinemOkOWGuuSFjeaAneeVr+iLheWXnuYgPmM8PmMvPA2CgOO8i+eNr+aPg+WIvuW9g+mcveSoiuWbuuSZv+i5peWXvuWJp+iWu+SMvO+KuOSomeWngOaEmueWu+SonOWQneWMvO+hguiBseW3teisiuaNiea5peWMvO+Mg+iEmue5peWUiOiUiOiLheWXnuaMvO+NieWruuiwiOWriOWRj+W0pOWGsOWMvO+KuOSvr+awnOWonOWQneWqt+iruuisvei5peWMvO+Ru+amtualheWojua5peW6uOS0sOart+aEmue5peWolOeWu+SMvO+inemOkOW5peWEvOWAneeVr+iIj+WMvO+lnea6h+WGuuSUi+aWu+QgPmM8PmMvPA2CgOOEmue7juWNuOSbv+ivmOajgumMvO+rruWQreWPsOWEmue5peWvmOaxsOWinemMh+mAvuWNhuWMvO+0pOWquOSAuOS7juWbv+i9g+iqj+WfueSLheWXnuYgPmM8PmMvPA2CgOOGuuS3teiGmumlheWFjeaEmueWu+SAneePmum5heiPsOW5peUgPmM8PmMvPA2CgOO0pOWquOSAuOS7juWbv+iLn+W9g+ihrOaZv+iWu+SMvO+FheWpiea5peWZu+eNhuWLheWXnuYgPmM8PmMvPA2CgOO5gue5gueAuOSbv+i9g+iqj+WfueSWu+SMvO+jj+W0qeeAvOWTieaMvO+JguiHlOWHieekuOSAvOWwjuaxt+Wqh+iHluiln+eJsuaMvO+FjeaGuuSFjeaAneeVr+iWu+SMvO+lheWbv+i+mumIvuUgPmM8PmMvPA2CgOOLuOSRkOWWu+SAnee2ieaOkOW2hOeMvO+QiOiUiOi7kOWyuuSWu+SAneexiuaHluiln+eJsuaMvO+TveSLuOSEmueWu+SGuuS6h+WynOmLheWXnuYgPmM8PmMvPA2CgOOxt+a0m+aXvuWSj+a9g+iMvO+inemOkOW5peWGuuSUiOifueSLheWXnuYgPmM8PmMvPA2CgOOVl+ewjeWEmueLuOS5h+WquOSquOSAuOS6h+WziOaxsOWrv+WIvuWMvO+KuOSkguiumueEmueQreWagui5peWonOWLjuWZieeEmueWu+SCgOO3oOaAuOS5peWJjuaDkOWBpuiWu+Szg+a9peWxsOWlnea3teiLnOeMvO+TveSLuOSEmue5peWskuWrkOWWu+SMvO+0qeePsOWEmue5peWGuuSlheWSj+aMvO+0pOWMiOiym+a3jeWiheaiheaMvO+TveSLuOSEmue5peWAneeQiOiUiOiMiOiolOeLheWXnuaMvO+/heiAvOWTieaHluiln+eJsuaMvO+ruui3teiWu+QgPmM8PmMvPA2CgOOEmue/uea/ueaMvO+5peWtueiGuuStueiQreW7vOmolOeLheWXnuaCgOOAneeQiOiUiOiMiOiEmueWu+SAneenjeaMvO+WsOWMiOiEmueWu+SAneerkOWHluiln+eJsuaMvO+MiOi6h+W9iuaLheWXnuYgPmM8PmMvPA2CgOOGuuS7kOWljuavmOaoheWMruWPu+eyt+WcveSoiuWEmuesu+SWu+QgPmM8PmMvPA2CgOO3oOaZv+iirOacluW5peWCgOO0sOaGuuS6h+WinemLuOS5peWGveSMvO+lnea3teiVkeWyueW5peWMvO+xt+a0m+azh+ialOeMvO+Uheijj+WEmue5peWlheWxt+aMiOiGsOWLheWXnuaCgOOZieegjeeEmueWu+SGuuSQiOiUiOiYv+iMvO+0mOWEmueWu+SyuuSyuuS5peUgPmM8PmMvPA2CgOOQreWWhOiEmueWu+SPveSCkOantOentOeMvO+og+m5heiEmueWu+SonOW6uui5peWMvO+Rv+ignemWu+SRkOWwnOW+hei+heiiheaHluiln+eJsuaCgOO8i+ewgeeGuuSQiOaWjOWMvO+wnOW6qeewiOWwteiLheWXnuYgPmM8PmMvPA2dgOKCgOOEmueNh+mluOSapOWavOSNuOSMvO+7s+ezheWhsuacgOKMvO+0pOWHkeaHluiln+eJsuYgPmM8PmMvPA2dgOKCgOOkvOSXj+WavOSgveSMvO+GuuSnpOWqpOWcgOIgPmM8PmMvPA2dgOKfvO+IueSiveW8i+eVr+iVr+iBpuicgOKavO+0r+iHluiln+eJsuYgPmM8PmMvPA2CgOOpiOW6oemIvuW9g+mMvO+0qeePsOWquOSkuOSEmue5peWlheWSj+aAneeVr+iIj+WLheWXnuaMvO+omeWngOaEmueWu+S6h+WQkOWHluiln+eJsuaMvO+buuSAuOSEsOWGr+iPhOagl+aavOSYv+iWu+QgPmM8PmMvPA2CgOO5heiPsOWEmueWu+SGuuSKuOS0tOiHlOWEmue5peWwiOW0m+eMvO+Vr+idsOWonOWYv+i5peWGveSMvO+6h+W9iuazg+aMvO+QreWWhOiEmue5peW4keaaiuaLheWXnuYgPmM8PmMvPA2CgOOJp+ifhOaEmueIm+eFheWBgOOAg+i/guiBgOOvgeaSqucgPmM8PmMvPA2CgOOJluWxt+aWu+SZu+eAneeVr+i5peUgPmM8