EYCP
      -----------
UCMYM ) EPXYMMYUM
       -YXLMLE
        ======
         YYMYPY
        -LXCUXX
         ======
          CGYLCU
         -EXGYXP
          ======
           PLXXMM
          -QULYUY
           ======
            YELXL

base: 10
symbols: CEGLMPQUXY
difficulty: intermediate
restrictions: no multiplication