20 447
DFHGGB
FFAGCH
BAE
AC
DFG
CHB
FFDGCG
EEBFFA
CBHBBA
HEBHF
CHEDDG
DD
AHCEHD
FC
ABF
AFDFA
FADAGC
DHE
EEBFF
FDFF
EA
EDEH
HCBHD
FA
DDHB
BCAH
HB
EDD
EEHAA
CB
AH
FDBCEA
DEHGE
DFEBBC
CD
BFFDD
DBDF
DFCDF
CDEF
HHAE
ADDEEG
FADG
GHBF
FG
BCDACA
AD
AEB
AEBCDH
EEC
GECDGH
FHA
CHDC
DCAH
BBAEFD
BBB
EHDGF
BD
BAE
BG
FH
HBFF
DB
EGEEB
EH
FA
CGH
AHG
DHEFBG
GHB
FF
EEDDE
CFCG
BDDDHB
ECEE
FCCFH
EADFGB
BFFD
EHBE
CG
FHADBD
ADBDF
AB
GADAFG
HADG
BEFGED
BCEADC
GBB
FGH
BHFFB
DDFFBG
BEFDD
AABE
EED
GHB
HAEFD
GAGFC
GDFEBB
HB
EBHD
DAE
EFD
ADF
BBGDD
HBCDEH
EDGC
ECB
FGBD
EAE
GBBDB
FDDC
EDDEDB
EH
GHB
BH
AG
HAFDFA
DBCA
BBGBE
AEH
DDGABG
FCGBEH
AGEHED
GEAH
CCECE
GABG
DG
DAG
BFHE
FDF
ADHFHG
CHFB
FBB
GG
HB
GFCGC
DB
AEBCDH
CHBGCH
FFADHF
CEDHBD
CAEEC
CEAE
FFFE
FB
HAAA
FDGADH
BGDEGH
EFCCFH
EEGD
BHCB
HA
ADD
CHGG
BDDGGF
BBFDGG
HGBEA
FE
CAC
BCE
EF
CED
EBFFA
FDDBC
HGEED
DCAFFH
EDFAE
AHCBHD
AE
ADBD
AEBCD
HDCB
CA
HBDD
HFHG
EHBFCF
BAC
GBGE
HCBHD
HB
BBAEF
BGD
HB
AEDG
GCEABE
FBGHAA
FEBE
CG
FCG
CEECG
CGFAD
CF
AH
AFBH
AHGE
CCB
GHG
DBG
FBDG
DC
GA
GC
GH
GD
FDG
BHG
GGFFC
GEHED
DFABH
FBG
CAECHB
FFFEAG
HG
DEDGC
FBGH
DGD
CF
FD
DCHHBA
GB
AEB
DACB
BDDD
AHFDF
DF
BGHHDG
FHGGBB
EADCCH
DAHCE
ECE
HBH
BBA
DH
BDCB
CA
EAEB
HH
HF
FDFAD
DEHGEF
GDF
BGD
DHFH
DHFHG
EFD
DBABFH
FGEEAE
GH
EAEBCD
DEEHBE
DFE
ACEA
HDEDAF
CDD
EEB
DHD
HDFHGG
FFADHF
CBCDA
BH
BEACHB
CECED
GHAFD
BCEBBF
FBAH
DDDF
DE
ABBBFH
CCB
BAEF
FFAG
BG
HBEG
GHB
BB
DF
HAG
BGDFE
CB
EDA
GHGBGE
GBFFF
BG
BHFDH
FDGGEA
EECCEC
GCEABE
HG
AHC
BBDB
EFEBED
EC
AE
ECCFAG
HEA
AFB
CHADGF
CDFF
DFC
AGC
BDAE
EC
GEEDFA
GHAFD
GGBB
HAD
ECHFBB
BAH
FBH
HBAE
HED
ADAFGB
DG
FEBEE
ADHF
FAD
EDDGA
CEED
GFCH
EA
BG
GB
FBDG
CH
EECCEC
DGGF
CF
GDFA
CCFD
AHA
GE
FDEA
GFCGC
DDDFG
CAC
BHCB
GFHAD
GHHHA
EFB
HCEE
FEEHA
GEC
ED
DB
GC
GBF
AEDGGH
GGCCA
DA
GEE
HA
CCED
EGC
FFD
ABEEC
GCCCD
BBB
AHCB
HCBHDF
AD
HGBG
AG
BFDG
AD
FEBED
CCBDG
ACEAEB
BFD
GFAD
GA
HCEHDG
AE
EFBG
FD
BEFC
HGB
DHE
FH
BFCACD
EH
CAC
HBGDF
EAEB
HAE
GABBB
GBDC
GECDGH
FHGGCC
BAHAGE
EDFAEG
HDC
EBEDCH
CHDCDD
EB
EGD
GBBBBD
FAAEB
GB
ECCFAG
FCCF
HGEF
FEB
ECE
BDBBGD
HADB
GBAFC
DEDAFD
DCB
FGFEBD
DBHC
EEDFA
BCH
CHA
GFB
HHHE
CCFDG
BEF
DDGEBA
GHB
GBEBCC
BHEEC
EHBEF
GGHGCF
AC
FH
FD
HADACB
BGDFE
DCHHBA
CFEAB
ACG
BGAG
GCB
AC
CEHD
BDFCDF
FFH
AHC
GBGHHD
ADACB
ADAFGB
CCDA
HFFBEA
FHBFB
FFCC
CEHDG
FADH
HBH