NEAQ
      ----------
 QAQQ ) NEUCFYEF
       -YQHQE
        =====
         EACNY
        -HQYQN
         =====
          AANQE
         -EQCQY
          =====
           QYFUF
          -AQFQC
           =====
            YQUQ

base: 10
symbols: ACEFHNQTUY
difficulty: intermediate
missing: T