dec0d0decx0xdecsxsddecxdrec0dUFUrecsxsdUFrecdecxdsdFUxFsumsqrxrecxs00z1natz2nat+sqrpsz20z1+0xx+sxys+xyquad00quadsxssssquadxsqrp000sqrpssxysqrpxsysqrps0y+quadsqrpy0squadysqrp0syquadsqrpsy0dnatxnatynatUnatFnatnatnat0natsnatnatdecnatnatnatrecnatnatnatnatnatnatnatsumsqrnatnat+natnatnatquadnatnatsqrnatnatpnatnatnatFULL.