UCU
       ----------
XGJJCJ ) JCCUCXCJ
        -RJJJWC
         ======
         UCCXFLC
        -UWJJJMU
         =======
           CXMGRJ
          -RJJJWC
           ======
           MXMGJM

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