FUU
       ----------
TRQTMT ) UQGMGUTH
        -XHQGHF
         ======
          MGTXHT
         -GMTQMU
          ======
           JQFRXH
          -GMTQMU
           ======
           THRHUU

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