20 403
ECCCGA
HABAGCHD
HABGFD
ADHABAGCHD
GFDGDFEB
FHGAHAB
EFCDGFDD
EGBDFC
HFDBCFABH
DCAAGDFA
EFAFHEEEDF
HBDHHH
DHCCHFEAH
DBGACCGEAE
BFAEHEABAG
BFEAFHF
FEAAAGEG
CDFECCADA
CEAACACFEH
FDDEADGEA
AEGDFG
ACECADD
FCDGFDD
FEAHABGF
EAFABCA
AGDFAAHB
AAGDFAAHB
GHECAF
EAACACFE
ADCCHCEDHH
FFBFCC
CADBFE
AHCAAFE
EHDBHDBEH
DEABDHBAA
HGAFADDCDB
GDGGDFGA
BCBAFBD
CBBGAFEEH
HDHBEABG
BGFDGD
DGCBEDHBDE
AFADDCDB
BHCFADF
AHEDGHA
DCDGEDFDB
AHBDHF
BDEDBC
FDFBHDA
DDEADGE
DHBEABGD
BCABFBEFFF
BFAEHBDA
CABFBEF
DEDFADEFB
HHABHD
FCCHAADCC
DHFDBCFABH
GDFEBD
ABHDDGCGGE
BHDACAGBG
EAACACFEH
FDEAGGFE
EGDFGDGDCC
EBBDCAHEAE
BACEAGHE
GDGDCCB
BCABFBEFF
DDCHBHC
ECCADA
BCABFBE
DCGEGFA
GABHDDG
GFHFFCEA
CAAEFFDFB
ADFHDE
GHBDFHAGEC
CADDHA
EHAGGB
HDBHDBE
HHCDGED
CHDBFDCA
CFEHEHG
DBFEAF
DFEBAC
EGFAHGBH
EEBHHHFDB
HEAEAEAD
AEGEEDHGHC
AGEGEAEGEE
GDGFCAAE
CACFEHEHG
DBFAADCA
CCHCEDHHDE
DCCBEFEH
DDGABAEBB
BBCDEFF
DGHAEDECDC
CDCDFECCA
HBEGCFHGAH
AFEEFAHFBA
HHEDHHHC
HBDHFC
DGEDFDB
FAHFBAEE
BCDBEE
EDGHAED
AFBDFB
BAAFDDGDFF
EFDGHB
DHCCHF
GACCGEAEA
DDCHBHC
CCHFEAHG
GDBDFGDAC
AHGAFA
DFEFHBD
EBCFCBFA
ECDCDFECC
FDBHHEDH
AHFHDAC
AAFFBF
ABGFDGD
DHGHCH
GGECCCGACA
GDGECDAC
BCHGAHBDHF
FCGFDEABDH
DFGDACDFF
BCDBEEBCF
EBACEAG
AGGBBA
FEEHBFGAHF
CAADHAB
BDHHHCHD
ACEFFHHBHH
CAAGDF
HHFDBA
BFDAHEBG
BGDBDFGDAC
EDCDGE
CAFCGF
CFFDCAGAEF
EAGGFEHDB
DGDFFFCGFD
GEGGBBBC
ABAGCHDCG
DBAGEGFA
GCFEEEDG
GBEGBH
FCCHAADCCH
DGEDFDB
BCFCBFAEHB
BDFCCHAAD
AHBEEDFEFH
EGEAEGEEDH
CEDGCBEDH
FEFDHCCHF
FFDFBHDA
EAGABHDDGC
CHEBHDGEGG
FFDEAGGF
DDBFAADC
CCHFEAHGHE
ACECADDH
FCGFDE
DGCGGECCC
HDDDDC
BAFBDFB
EBFEBEEBH
DEAGGFE
FEAAAGEG
AADCAD
GEGGBBBCD
BAGEGF
AFCGFEF
CCHFEAHGH
FBFCCD
CFADFH
DBAGEGFA
FFAAFF
DHHHCDGE
GDGGDFGA
BBCDEF
AADCADBFE
DHCCHF
CBAFBDFB
HDEEHAGGBB
FCAAEFFD
HCHDBFDCAA
AGCFEE
BAEEDE
EDBFDAHE
ADCADB
CHGAHBDH
AHBDHHH
DHABAGCHD
BACHEBHD
ABAGBHAH
CGEAEAAHG
DDGCGGEC
CHFEAAAG
DGHAEDE
GBBADGD
BEEDFEF
EEFAHFB
EDEEHAH
GFAEBFEBE
DDBFAAD
ABCABFB
FEBEEB
HGAFADD
DFFGHDHB
HFBAEEDE
FFDFBHDACA
HDCFFBEBFA
BHAHDCFFB
FFDCAGAEF
GHABACH
EGHFEAHBE
DCADBF
FDGDFEBDA
BBBCDGHA
GGFEHDBHD
GCGGECCCG
DFDBHHEDHH
DEABDH
EDBCBBC
FABHBA
AGBGDGFC
DHCCHFEAH
CEDGCBE
HDEDFA
DEDCHBCB
HACAFA
AEFCDGFDD
AADHABA
BBADGDGGD
FFFDDEADGE
BFAADCA
FECCADAHED
DCHBCBD
DCGBACA
DHDFGBACEF
EADGEA
BBCDEFFDH
DCCBEF
HCHDBF
HCCHFEAH
CCHCEDHH
AHABCBAFB
CBAFBD
ADFDDBFAA
GGEEDBFDAH
HAHCAAFEE
DCGBAC
EBGFHFFCE
HDEEHAGG
BEDHBD
BCBDFEBAC
BCHCCEDGCB
DBDFGDACDF
BDFBHBEG
FABCABFB
CDFFGHD
AHCAAFEE
CHGAHBDHFC
DEEHAHCAA
GEDCDGE
HABCBAF
GDFFFC
CGBACAFACA
EAHGHEC
EFFFDDE
FHDACCCB
BHDDHD
AGBGDGFCAA
FEFDHCCH
GDACDFFG
FBEBFAE
DFBCAFFAA
ADDCDB
BHDGEGGBB
HFEAHBE
EFBGBBBH
EGGBBBCDG
FBHDACAGB
BHCDCG
DGHABACHEB
ADFDDBFAAD
DFBCAFF
CCCBBGAF
FCBFAEHBDA
GGEEDB
DFBHBEGC
BCBBCHCCE
DFBACECAD
AEAAHGAFA
DHGHCH
ABDHBAA
FHBDCB
DGBCHGAHB
BHHABHD
BACECAD
CACFEHEHGE
ACFEHE
EBBCDE
CBFAEHBDAA
GBGDGFC
ABHBAEB
EABDHBAA
DDBFAADCAD
AEEDEE
EBFEBEEB
HFDBAGE
AFHFADFDD
BHHHFDBAGE
FCEAACACF
AAFDDGDFFF
CHDBFDC
EBFAEHEAB
BGDGECDAC
DEDBCBBCHC
EHEABAG
BCFABHBAE
EDBFDA
FHFFCE
EFDHCCH
HBDFHA
FABHBAEBB
HAGGBBA
ADCCHC
ACAGBGDGFC
EHDBHDBE
ADFHDEDF
ADDCDBGACC
FABCABFB
EEHAHC
ADAHED
CHGAHBDH
ACAGBGD
FAHFBAE
ACAFAEGD
HAADCC
DDGCGGEC
DDDCHBHCD
AHBEEDFEF
HCDCGEGFAH
GFDDBFDEC
ACHEBHDGE
DFFGHDHBEA
CDCGEG
HFBAEEDEE
DEADGEAFA
EDCHBCBDFE
EFAFHE
EHBFGA
GDFFFD
DACGGEEDB
ECAFCGFEF
BGDBDFGDAC
HFEAHBEED
GEGFAEBFE
FEBDAG
GECCCG
EEDEEHAH
ECCADAH
CDCGEGFAH
AHGHECAF
ADCADB
BGAFEE
CFADFHDE
HBDEDBCBBC
CHBCBDFEB
HDDGCGG
DHAEFA
FBEBFA
AFBDFBH
DHFDBC
EFFDHFDB
BBBHCF
HGAHBDHFC
DHBAAFDD
CBBCHCC
FDCAAGDFA
GEAEGEED
CGFDEABDHB
DDCDBG
BGDBDFGD
EDHHDE
EDFBACECA
DEFBGBBBH
DGDFFF
HGEBGF
EABDHBAA
EEEDGBC
FDHCCHFE
CDBEEBC
DAAFBCDBE
AGABHDD
GFEFDH
CBBCHCC
EBFEBEEB