????????
     +---------
YCXJ | ALYMAJXM
      -JALCX
       =====
        CCACJ
       -CLAAA
        =====
         CLLXX
        -AMYCM
         =====
          YJJYM
         -CXMJY
          =====
          ?????

base: 7
letters: ACJLMXY
difficulty: medium