FIRE    1 startup: *

The problem is

   GERALD
 + DONALD
   ------
 = ROBERT

FIRE    2 generate-combinations: f-1,f-20
FIRE    3 generate-combinations: f-2,f-20
FIRE    4 generate-combinations: f-3,f-20
FIRE    5 generate-combinations: f-4,f-20
FIRE    6 generate-combinations: f-5,f-20
FIRE    7 generate-combinations: f-6,f-20
FIRE    8 generate-combinations: f-7,f-20
FIRE    9 generate-combinations: f-8,f-20
FIRE   10 generate-combinations: f-9,f-20
FIRE   11 generate-combinations: f-10,f-20
FIRE   12 generate-combinations: f-1,f-19
FIRE   13 generate-combinations: f-2,f-19
FIRE   14 generate-combinations: f-3,f-19
FIRE   15 generate-combinations: f-4,f-19
FIRE   16 generate-combinations: f-5,f-19
FIRE   17 generate-combinations: f-6,f-19
FIRE   18 generate-combinations: f-7,f-19
FIRE   19 generate-combinations: f-8,f-19
FIRE   20 generate-combinations: f-9,f-19
FIRE   21 generate-combinations: f-10,f-19
FIRE   22 generate-combinations: f-1,f-18
FIRE   23 generate-combinations: f-2,f-18
FIRE   24 generate-combinations: f-3,f-18
FIRE   25 generate-combinations: f-4,f-18
FIRE   26 generate-combinations: f-5,f-18
FIRE   27 generate-combinations: f-6,f-18
FIRE   28 generate-combinations: f-7,f-18
FIRE   29 generate-combinations: f-8,f-18
FIRE   30 generate-combinations: f-9,f-18
FIRE   31 generate-combinations: f-10,f-18
FIRE   32 generate-combinations: f-1,f-17
FIRE   33 generate-combinations: f-2,f-17
FIRE   34 generate-combinations: f-3,f-17
FIRE   35 generate-combinations: f-4,f-17
FIRE   36 generate-combinations: f-5,f-17
FIRE   37 generate-combinations: f-6,f-17
FIRE   38 generate-combinations: f-7,f-17
FIRE   39 generate-combinations: f-8,f-17
FIRE   40 generate-combinations: f-9,f-17
FIRE   41 generate-combinations: f-10,f-17
FIRE   42 generate-combinations: f-1,f-16
FIRE   43 generate-combinations: f-2,f-16
FIRE   44 generate-combinations: f-3,f-16
FIRE   45 generate-combinations: f-4,f-16
FIRE   46 generate-combinations: f-5,f-16
FIRE   47 generate-combinations: f-6,f-16
FIRE   48 generate-combinations: f-7,f-16
FIRE   49 generate-combinations: f-8,f-16
FIRE   50 generate-combinations: f-9,f-16
FIRE   51 generate-combinations: f-10,f-16
FIRE   52 generate-combinations: f-1,f-15
FIRE   53 generate-combinations: f-2,f-15
FIRE   54 generate-combinations: f-3,f-15
FIRE   55 generate-combinations: f-4,f-15
FIRE   56 generate-combinations: f-5,f-15
FIRE   57 generate-combinations: f-6,f-15
FIRE   58 generate-combinations: f-7,f-15
FIRE   59 generate-combinations: f-8,f-15
FIRE   60 generate-combinations: f-9,f-15
FIRE   61 generate-combinations: f-10,f-15
FIRE   62 generate-combinations: f-1,f-14
FIRE   63 generate-combinations: f-2,f-14
FIRE   64 generate-combinations: f-3,f-14
FIRE   65 generate-combinations: f-4,f-14
FIRE   66 generate-combinations: f-5,f-14
FIRE   67 generate-combinations: f-6,f-14
FIRE   68 generate-combinations: f-7,f-14
FIRE   69 generate-combinations: f-8,f-14
FIRE   70 generate-combinations: f-9,f-14
FIRE   71 generate-combinations: f-10,f-14
FIRE   72 generate-combinations: f-1,f-13
FIRE   73 generate-combinations: f-2,f-13
FIRE   74 generate-combinations: f-3,f-13
FIRE   75 generate-combinations: f-4,f-13
FIRE   76 generate-combinations: f-5,f-13
FIRE   77 generate-combinations: f-6,f-13
FIRE   78 generate-combinations: f-7,f-13
FIRE   79 generate-combinations: f-8,f-13
FIRE   80 generate-combinations: f-9,f-13
FIRE   81 generate-combinations: f-10,f-13
FIRE   82 generate-combinations: f-1,f-12
FIRE   83 generate-combinations: f-2,f-12
FIRE   84 generate-combinations: f-3,f-12
FIRE   85 generate-combinations: f-4,f-12
FIRE   86 generate-combinations: f-5,f-12
FIRE   87 generate-combinations: f-6,f-12
FIRE   88 generate-combinations: f-7,f-12
FIRE   89 generate-combinations: f-8,f-12
FIRE   90 generate-combinations: f-9,f-12
FIRE   91 generate-combinations: f-10,f-12
FIRE   92 generate-combinations: f-1,f-11
FIRE   93 generate-combinations: f-2,f-11
FIRE   94 find-solution: f-66,f-21,f-79,f-98,f-85,f-110,f-47,f-34,f-53,f-112
A Solution is:

  G = 1
  E = 9
  R = 7
  A = 4
  L = 8
  D = 5
  O = 2
  N = 6
  B = 3
  T = 0

   197485
 + 526485
   ------
 = 723970

FIRE   95 generate-combinations: f-3,f-11
FIRE   96 generate-combinations: f-4,f-11
FIRE   97 generate-combinations: f-5,f-11
FIRE   98 generate-combinations: f-6,f-11
FIRE   99 generate-combinations: f-7,f-11
FIRE  100 generate-combinations: f-8,f-11
FIRE  101 generate-combinations: f-9,f-11
FIRE  102 generate-combinations: f-10,f-11