JWRLC
      +----------
WGPEL | LGRPRLGWW
       -LPCGJ
        =====
         GCECL
        -WGPEL
         =====
         WWLLPG
        -WPELEC
         ======
           ERWRW
          -EGJWW
           =====
            JLEPW
           -CEGCR
            =====
             RCJG

base: 8
letters: CEGJLPRW
difficulty: easy
restrictions: no multiplication