day8

day8.rkt

@@ -0,0 +1,93 @@
+#lang racket
+
+(define (map-map f lst) ; map . map
+  (map (λ (x) (map (λ (y) (f y)) x)) lst))
+
+(define data
+  (map-map string-split
+           (map (λ (l) (string-split l " | "))
+                (file->lines "day8.txt"))))
+
+(define (is-easy? d)
+  (let ([len (string-length d)])
+    (or (= len 2) (= len 3) (= len 4) (= len 7))))
+
+(define part1
+  (let* ([just-output (map second data)]
+         [just-easy-digits (map (λ (x) (filter is-easy? x)) just-output)])
+    (length (flatten just-easy-digits))))
+
+part1
+
+; part 2
+
+; Can we just count the number of times a segment appears?
+; From the example:
+;
+; a = 8
+; b = 6
+; c = 8 * dup
+; d = 7
+; e = 4
+; f = 9
+; g = 7 * dup again
+;
+; So no. But it's still helpful. Naming the segments A - G
+;
+; A has 8 instances and IS NOT in 1
+; B has 6 instances
+; C has 8 instances and IS in 1
+; D has 7 instances and IS in 4
+; E has 4 instances
+; F has 9 instances
+; G has 7 instances and IS NOT in 4
+
+(define (num-instances letter lst)
+  (length (filter (λ (s) (string-contains? s letter)) lst)))
+
+(define letters '("a" "b" "c" "d" "e" "f" "g"))
+
+(define (assign-segments lst) ; returns a vector with each position corresponing to a segment's letter. e.g. vect[0] = c, vect[1] = g, etc.
+  (let ([one (findf (λ (s) (= (string-length s) 2)) lst)]
+        [four (findf (λ (s) (= (string-length s) 4)) lst)])
+    (vector
+     (findf (λ (l) (and (= (num-instances l lst) 8) (not (string-contains? one l)))) letters) ; A has 8 instances and isn't in 1
+     (findf (λ (l) (= (num-instances l lst) 6)) letters) ; B
+     (findf (λ (l) (and (= (num-instances l lst) 8) (string-contains? one l))) letters) ; C
+     (findf (λ (l) (and (= (num-instances l lst) 7) (string-contains? four l))) letters) ; D
+     (findf (λ (l) (= (num-instances l lst) 4)) letters) ; E
+     (findf (λ (l) (= (num-instances l lst) 9)) letters) ; F
+     (findf (λ (l) (and (= (num-instances l lst) 7) (not (string-contains? four l)))) letters)))) ; G
+
+(define (all-segments-in-str? key segments str)
+  (foldl (λ (seg all) (and all (string-contains? str (vector-ref key seg)))) true segments))
+
+(define (segments->number lst key) ; takes some segments ("bc"), the key, and returns the corresponding number
+  (cond
+    [(and (= (string-length lst) 6) (all-segments-in-str? key '(0 1 2 4 5 6) lst)) 0]
+    [(= (string-length lst) 2) 1]
+    [(and (= (string-length lst) 5) (all-segments-in-str? key '(0 2 3 4 6) lst)) 2]
+    [(and (= (string-length lst) 5) (all-segments-in-str? key '(0 2 3 5 6) lst)) 3]
+    [(= (string-length lst) 4) 4]
+    [(and (= (string-length lst) 5) (all-segments-in-str? key '(0 1 3 5 6) lst)) 5]
+    [(and (= (string-length lst) 6) (all-segments-in-str? key '(0 1 3 4 5 6) lst)) 6]
+    [(= (string-length lst) 3) 7]
+    [(= (string-length lst) 7) 8]
+    [(and (= (string-length lst) 6) (all-segments-in-str? key '(0 1 2 3 5 6) lst)) 9]))
+
+
+(define (num-list->number lst) ; '(1 2 3) -> 123
+  (string->number
+   (apply string-append
+          (map number->string lst))))
+
+(define (line->number line)
+  (let* ([key (assign-segments (first line))]
+         [output (second line)]
+         [num-list (map (λ (s) (segments->number s key)) output)])
+    (num-list->number num-list)))
+
+(define part2
+  (foldl (λ (l acc) (+ acc (line->number l))) 0 data))
+
+part2

day8.test.txt

@@ -0,0 +1,10 @@
+be cfbegad cbdgef fgaecd cgeb fdcge agebfd fecdb fabcd edb | fdgacbe cefdb cefbgd gcbe
+edbfga begcd cbg gc gcadebf fbgde acbgfd abcde gfcbed gfec | fcgedb cgb dgebacf gc
+fgaebd cg bdaec gdafb agbcfd gdcbef bgcad gfac gcb cdgabef | cg cg fdcagb cbg
+fbegcd cbd adcefb dageb afcb bc aefdc ecdab fgdeca fcdbega | efabcd cedba gadfec cb
+aecbfdg fbg gf bafeg dbefa fcge gcbea fcaegb dgceab fcbdga | gecf egdcabf bgf bfgea
+fgeab ca afcebg bdacfeg cfaedg gcfdb baec bfadeg bafgc acf | gebdcfa ecba ca fadegcb
+dbcfg fgd bdegcaf fgec aegbdf ecdfab fbedc dacgb gdcebf gf | cefg dcbef fcge gbcadfe
+bdfegc cbegaf gecbf dfcage bdacg ed bedf ced adcbefg gebcd | ed bcgafe cdgba cbgef
+egadfb cdbfeg cegd fecab cgb gbdefca cg fgcdab egfdb bfceg | gbdfcae bgc cg cgb
+gcafb gcf dcaebfg ecagb gf abcdeg gaef cafbge fdbac fegbdc | fgae cfgab fg bagce

day8.txt

@@ -0,0 +1,200 @@
+dac abcf ac fdbcga dgcbae gcbfde fgcbd agfed adcgf cdbgfea | cbfa bcafdg cbfa bafcgd
+abfgd baedc feb fgde fbagcd facbdge agcbfe bgafde fe ebdfa | bef fe dgfe feb
+dfc dc afegbc bcafe fcead agefd cafdeb fcbeadg cbed cabdfg | cd geadf cfd bfaec
+efacdgb abefdg efagbc af afe gdeab dbfa dgefa acegbd cdegf | cfdge gefda ecbgdfa eaf
+feg gdbea edgbca gefdab caefdbg egfda afdgc fe cgfdeb efba | edafbg bdefgc egdfa gbead
+bfeac becfd cbgdf gfabed gdefcab dcae edb de bgfaec fdeabc | bcfdg eagbfd fedbc cefdb
+bgecd cea acegfbd ac gbefad cgdae fcag dfega abfedc gecdfa | gfdbae gcaf caedg ac
+acbdfeg bfea agfed cedbg gedfba bfg dcgfea bf agfcbd gebfd | fgedb aefb gebdf fcgeda
+gdcbfa agdfebc ecb fgcba ecgab efgcbd degca egfbac efba eb | egbfdc bfgcda ebaf gecda
+gfcade fgedc agcfeb agdcbf dcae cgefbad ce ecg cdgfa dbfge | ebgdf fgcda gec feacbg
+gcade fcdbea afegcb eafgc acfdbg aecfb fag dgcbafe gf bfge | decga gfeac gebf ecgbfa
+fd dceabg bcgdef dcefag agcbf gcbfd gbceafd cdf dgebc fdeb | cgafde bdgec aegfdc gcabf
+edgafbc bgaedf dbefcg efg fg acfeb bdega adgf cdeabg fbgae | dgacfeb egdfbac fbeca dabceg
+dfecgb ecagbfd ceagd dgb dcfb bcegf abgedf cgbde db facgeb | efabgc ebfgc gdbce bdg
+bcg dbcgea cg eadfcb agfbe cagd dacbe fcbdge abcge cedagfb | dbacgfe agdc dbcfgae bcg
+dgf dfea cbadg gbeafdc fgcbae fgacde gcafe dgfac dfcbeg df | egdbcf eadf agcfd gefac
+da dcgfae dac afcdg edaf fgbaec ebgadc gcfea cabgdfe dgbcf | dac fbaecgd fead ad
+ecd bdecf bgdefac bafcd gdacbf eafd bcgdea bgfec bcadef ed | fgbec ebcfg fedcb cfdba
+edacgb df gaedf gacfe dbegcfa dfg bfegda begad dafb cedgbf | faceg ebadfg fbdcge abfd
+dgeca ebdfa dacegf cgba bcd bc acdbeg edacbgf edcab gedbcf | bc ecdag cb edagc
+facbde deabfg daf gdbac efcd abecgfd cgafeb facdb fd bacef | baefgc edabcf dfce cfdbea
+bafg gdfeb agbdfe ag adfge aedfc dbecag cfgedba bgedcf dga | ga dgefa gbaedcf fgebd
+bcfed cafe cgbefd edfcab fa bgade dabfegc efabd fda gacdbf | bgade ebfdc decbf cbadgf
+fcbgdae agef bcgda af cfbaed gdefc cfa dfcgeb gafcde fdgca | dafceb dbagc adgcbfe cdbafe
+aebdfc dgcf aedgcb acdeg cfe fc dcfega bfage fgace cgfeabd | aefgc dbgefac egbfa egafbdc
+bfgde bcdagf bga ga gfea abcde eafbgd edgab ecdbfag fecdgb | eacbgfd egbfda cdabe ebdgaf
+fbcead afcdgb fbadgce fdabge ea adec aef afcbd ebgcf fbcae | afdebgc bafedg efa dfbca
+gedafb fad gfeabc dgcf dfgabc bdaefgc dfcab abedc df gbacf | fagecb abgfc df gbacf
+gcdeab efadg dfbc cebad ecafd efc bfcaedg acgefb dcaefb cf | ecfgba acedb fbeagc dacfe
+gdfbc aefg adbceg fgabd fdcbea fa abfedgc bdaeg baf debgfa | fba debafc gaef cdbfg
+cgbed dce gdebf fdecgab caedgb ec fagced bcae dbagc agdfbc | beafdgc edc efgdb edfcga
+gdcbf fcga dcfbeg acfdbg cda agebd dabcg edbacf ca afdegbc | dac cfdbg bfecad bfcedga
+gbacdf agef ebf gcedb cfgedba cagbf begafc gecbf ef cafdeb | bfe bdefgac ebf fadbgce
+fdacg efdacb ebgd fdagb bfd dgbfaec efgbad cbaefg bd eagbf | baefg gecafdb ebcfgda cefagb
+degcf ea afecgd fecgbd fecbdag cfaeg deabfg acde bgcaf fea | ecdgf eaf agefc gefcad
+afegbc dbcfea bgefdc gadbc fbeac df dfb adbgcfe fcdab aefd | aegdcfb cdagb efabcd ecafb
+cbagdf efgadb db bdg fbgeac dfcb daceg acbgf fbgaced dagcb | dgb dgebfa dgb faebgd
+fcedb dcbage bc cfadeb dcb degacf gfcadbe dacef fabc gbfed | gfedb dbacef dbc dabcef
+gefad ebdcfag ebcgd cgefdb abcdge ebf bf cgfeab dfcb ebgfd | dgbef afdge gfdae bdgec
+dgbca bg gdb ecabfd efcdgba cgead begfad bcfg fcdba cadfgb | agdcb cdgfeab fdcgaeb gdafecb
+egbdac gab edacb ag bgdfcea dbega agce agfcbd aebfdc debgf | fgbadc bag cbaegdf cdeagb
+gafced agdf cdefa agfceb cbgaefd gecda agc debgc beacdf ag | dgcbe fgda gfad bgcefa
+afegcd gc afecgdb bgfcd gfc fgdcbe bdfca gcbe begdf eabdgf | cgdfbe cg dcbfg gecb
+afb bf afbced aefbc dgceab edabc fbcd befdga ecbadfg fcaeg | fb fdabce fbdc cbfd
+fedba efdbgc fecagd dbc gdfacb ecdfbag bceg bc bcfde cgdef | cbdfge bgcfde acfgdb bdc
+fd efacdb bcdgef fcegb fdb dfegb egadb ecabfg fbgcdae fgcd | dcgf gfdbe gdfc efacgb
+cfbea gdbceaf bdafge fge gf afgd dacgeb dbgfec abdeg gbfea | gdaf dfcgbe fdga febac
+bdgeaf gacedf gedafbc cgebfd cf fdcb cbage cfe fedbg bfceg | gbaec decagf ecf cf
+eacfdb fb gcabf gbdf gfbcade afb dcfag gcabe acgbfd dgcefa | bgdf dabcegf gbafc acfgb
+dbeafg fac degfc fgcbad dgbaf gfaecbd bfecda bacg dfagc ca | adbgf dgaefb acbg ac
+fbdagc dfcea defgc fad faeg debfgc baecd af bgfcade agfced | ecdba dgface abdec gabdcf
+dcabef gcefdab cadg dbfgae ceadb gd bdgce gdb dgceab efbcg | ecfbad dcaeb gbd adbcfge
+cbegf ef cebfgd gdfabe cbagefd efg baecdg cfabg efcd gbedc | debgfc gdafbe baecdg agfecdb
+fagbce aefbg eafdb gebcfd ga gaf eagcfbd ceag fbdcag cbgfe | cbgafd ga gfcbda ga
+aecdf bgfadce eb acgbf dagfcb ecbagf defcbg cbfae fbe gbea | egbfca cafbe ebf bfe
+bcgeda cb bcaf dbfgeca cdegf fdbeag ebc dcfbae bfcde daefb | efadcb gefcd fabedg cafebd
+bcf fdgcb fdaecg gfcda dbcge fb cfegab afdb fdcbage acbdfg | cdgbf fb dgbec gcafeb
+dfac bgefca ebdacf gdefabc gafebd fc dbcef bcdge fbead fce | abdfge dabfe cf afebcdg
+dfabcg eagd cdegb caefb cad da adbec degfcb gdecba afgebcd | edgfcab adcbgf egad defgcb
+gbefc fd becadg dfg abdfgc cfgbd afdc afdebgc gcbad bdgefa | bfcdg fbcdg cgbda abcgd
+ce cebdgf aceb feacg bfecga fce aebfg ecdgafb dgbafe gdcfa | cfage fdcga fcaeg gcafe
+gbac fceagb gadecfb ebagf gefbc cdebf feagdb gcf cg fadegc | agbc cfg fbdgea feabg
+cd eacgfb facbe cfdeab afgbd bdfac caed dbgfaec bgdcfe cdf | acdfb afbdc cdf eacd
+dbfgae geabf aefcg ebcgdfa eb feb agbdcf degb bfadce fgdab | fbdga gbdefa agbfd be
+cdaef bdgc agceb becgad egfcbad cabde bda efbgac bd dbegaf | befagc bd ebcgda gabdce
+ae gabdfe agdbf deabf febcd acegfb edga adegfcb fcgbad bae | dcabegf dgea geda abe
+eg agec cadgf fbcdeg adgfe dcegbaf efg dfcagb fedba cfgade | adcgf gdcaf gef gbcafde
+gfe cfgdab gafdb geda gefbd bfdgea bfaceg fedbc eg aedbfcg | gaebcfd cdafbg afgbcd ecdfb
+fgbca dbf fd ebgad gafdb bgdaef fedgcab dbegac fged dbcafe | afdgb bfd dagbe befdag
+dfgca aegdfc da fcdgaeb ebdcaf deag gfeac bgfdc ceafbg afd | daf adf gacfde cbdefa
+adb gcabd cbged fgdceab cbgfa bdcfae da bgcfda dagf befgca | fgcab ad bda gcbad
+edgfbc fbgecda bgcfe dc aecbgf dgbc cdbfae gfedc gdaef cde | cde fegbc edc befcgd
+cebdg dfc bfde cagfe edcbfg fegcd cdbfgea afcgdb ecdbag fd | fd cfd gcbde feacg
+dbgfc ebcfa gfbac aegf cfbage ag feabdc gdcafeb agb dcbgea | fabce afeg bacgefd gab
+abgec cefbgad gfabdc feagc fag fgdce fbae af acgbfe bdgcea | decbgaf gfecd fcabgd fecdg
+fgdcb fbagde fdgeb daefgc begdcaf baeg feg ge efbda dcfabe | dgcebfa eacdfg fdegb abeg
+fdaecb gebad baedcfg gcde beg dbeac ge bgfeca bgdfa egbadc | egb gaedbc aebdc fbgda
+becfdag gaefbd fcga ebcgda egafcb bgeaf gbefc gc cbdef bcg | ebgacf defcb acfg fcbaegd
+fdgbea fecbd ebc ecdgf bgefdca cdbfae cb daebf ebgdca bacf | decfab bce cdgfeba ceb
+bgc gfeba dcagfb bdfc eabgdcf dfgca gcefda cbgdae gfacb cb | agcdbf daegcfb fdcb bfcd
+adefgc dc dbcage dcgf adc fdaec cbdgfae afebc abdfge fgead | dfbgae fcdg edafc cad
+egca bfcade ga dag eadcf fdebg adfcgb dacgef egfda egdafbc | cfabgd gbdcaf cabfed bdfgac
+dfgacbe ae ceafd cdgafe aec cbfda edcfg cagfbe dgea fgecbd | bcafd fdagce ace ea
+fgbade bfedcag gdceba bf cedafb afb becda adfcg fdacb cefb | bf fba dcabe cfbad
+acgeb dabc db cdebgf adgef gbd cafegb ebadcg aebdg fcbdaeg | gabec gebca abcge dagceb
+egdcf fbgdec fb gdeacf gbfd bef bfcde becda egfcba gafbdec | dbgf fcdeb bdecf bfe
+af ebdac dgacef abgf ecdbfg gefbd eaf abgcfed fadbge dfbae | fgaedb efa edfcga ecbad
+ge fdbge dbgfec aecgfd gef bcge gfcabd befdgca cbdfg fedab | bedfcg gdcabf fge fge
+cdbgea dge fcgabd deacbgf fdcea dcagb eg caedg bgae bfdegc | adgebc cegbfd dge egba
+bgcfade bgedaf bfgc edfac ecgba efb bf dgaecb caefb aebgfc | cgeba efb abedcg gefacb
+dfgec baedg egbdcf egbafdc egacfb efdcag gca cgade cfda ac | ac cdegf deacfbg edcag
+dfeabc ag afbcge bag bfcdg adeg fgdcabe edcab dcgab edcabg | fgbecad bdcea bacefgd bdcafe
+febdg fgdcba afdbgec gaefb aecb afcge ba abf abfcge cafged | afb gcafe fbgea aegfb
+dab caedbg baecfg bafed db dbefag efbcgda afbge ceadf gfbd | bd ebfad cgbeaf db
+fbg dabefcg dgfc gf fadegb ebgcf cgaeb bafdec befdc fdbgce | fgb bafdgce dgcf fabdge
+gdfebac gdceb fcadge fgac cbeafd gaedfb dcfae age aegcd ga | deafgc acdef ga adfcge
+begcfd cgf cg gcbd agedcf cbfaed bcfge cefdb aebgf eafgbcd | fcbde fgbea febcg gcdb
+befcag befdcg fcdg bcefdga gebfd bfgec geabd fd bcefda fed | cegbf cgbeaf aebfdc geabcf
+cdfeba cgabdf afbdceg bea decba ea eadf bcfda fegcab begdc | ebcgd eba ea baced
+bcedg ac dca gcaedf bfdae dafgcbe dbgeac egfcdb bacg abecd | daefcg acgb ac bgefcda
+bfegca bf edgbacf agcef feb fdcgea cbaf becdg cegbf afbdge | bef cbaf bacf fcebga
+edg afbcdeg cafed cafged geca degfa gbafd ecdfbg ge eabcfd | bdfga dgafb deabfc dface
+gfa afcgb cfgdea ga fdbcg febcad aecbfg aegb fcbae dgbafec | cfbea afgecd fcgab ga
+edgfbc adbcgef gdabec egf dfega fdabe fg dfcage afgc cadge | dabfe cdaeg fge befgdc
+dagecb ed cdgfb edcgb becag adbe egdafc cgabfed ced ecabfg | egbdc cgeab efgcdba cbfdg
+afg egdacb gf dfgca fegcab cdaef dgabc afdcgb gdbf fdgbace | dcgfba cefdgab bfaedgc ecfad
+ace agbecd eagf gfbdca cefda fdbec dacfge gfdca ea cbdgafe | gbdcaf deagfbc cafgd ea
+efa baedg dcgaeb febdga efagd adgbcef dfba fedgc gabcfe af | dgafcbe dfba egbda edfag
+fageb edgab da cgdeb fbedag ade afgecd begcfa acfegdb bdaf | ebgfca da ad gcdbe
+ebfac dfbeg ecgfab acfg cg baedfc gce gfbdeac agedcb bfecg | gfeabdc fdbge ebacfd gacf
+abfcg bgfea gbc bdgefca bdacf efcg gecbaf cg gbdafe bdegca | gadebc aebdfg bdefga gc
+cedgb ebfa edcba dab defcab dfeca gacedf bgdefac cbgadf ba | abced abfecdg ba cgdfba
+abcde aedcf afe bcfgdae fbec adcfbe ebdgca ef dbgaef dfgac | cbfe adebc adegcb aebdgcf
+fdgcea aebdgcf egdabc defcbg efcba acbed gcdae bagd db edb | eafbc eabdc eacfb fcedbg
+cefbd gefcb gf becafgd cfdbag gaef cagbe bgf dcaegb efgcba | bgf fage gefa fbg
+ceafb fcegda fcbead cabfg dcgfbea aecfd eb bdcefg bef adbe | fedcag fgcaed gafbc cdfae
+efcabgd fbcda efcad cfeg fde adbegc deagc aefdgc fe dbfaeg | dfe ecgf abfdc eagcd
+dcebga afgbc gfbad efdbcag ca cfea efgcb eabgcf gcbfed cga | afcebg gecfb ac ac
+gceaf dafgceb afcbeg geacfd fbcead bfa fb gbef acbfg acdbg | acgedfb fb gbdac fab
+gbf bgecfd adgfcbe bfgec bfcgda efdcab gf defg bdcef gecba | dgfabec bfg fg becdf
+dg dgb gbacd bdagfc gafd gaceb dbacfe fgebcd gfdaecb cbfad | gbecfd cagbe bdg abdcg
+cdgbe eadcg dcb db bgecfa cegbdfa fdeb acgdbf becfg decgfb | febcg cgbde gfbcae edcbg
+gcfdbae dgf dgeca dcfge dcegbf fcdeba fedcb gfbc afbdeg gf | edfcb dbafec dcgfabe fg
+dfbaceg ab edcfb adb egabcd dgfbac fbag cfbad fagcd gedacf | fgdabc ab feacgd ab
+debga ec edc gfdca agdce afegbd aecdgb bcea cbefgd baefcgd | gadfc defgcb caeb abce
+edabfc fdaeg dgacfe bdacfg cfabdge efcda fgd gdce dg gfbae | abcdfg dfeag edcg acegdf
+bagcfe afedc dbec fadecb fbdega ed afdcg aefcb efagcdb dae | cbedgaf gefabc decb ed
+abe fadecg bfcage bcdafe ecfad afdgb afbde be bedc bfeacdg | bgfad fcdgeab be bcfgead
+bf decgb efb bfegdca bgfd adfce fcdeb gabefc cdaegb fecbgd | decbg fb gdebc gdfb
+gfcbed efdcb dafbcg db gedb deacf cgfbe bdf abfecg defcagb | bdfec cfdeb bd adecf
+gceab gefbda bdegafc fgbd bedacf egd agdeb daefb fagedc dg | dg dacebgf bafegd edg
+abecfg dgbca egc aegcb acgdfe agefdb bfec ce ebcdagf bfgae | bcfe bcfe acgbef gfedcab
+bfacg eafdb cadbge fecbad gcbdafe ge dabegf egfd gae abgfe | ge efgba faebcd dafeb
+gebd db gbcdfea fbd acebgf fedab agcbfd afecd befadg gbfea | bdeaf febag fgecab afcebdg
+defac gdbfce dfbga deagbfc geadfb cbag cdafgb facdg cgf cg | eabgdf caefd cbag gfc
+dafbc fgead edgfac cae gdabec fgeabcd ec acdef debafg cgef | ebcdga cgfeda efdgac cgeafd
+ec dcbafe gbafcd dfgbc dec baedfcg faedg egbc egbfcd dgcfe | dce gbcefd gabcfde adcfeb
+cbegdf ad aecgf befcad agdfc gcbdf adc cfgdbae dabfcg agdb | bdga bagd fcgad ad
+edcbafg ab eafgcb ecdba egfdcb fcabed debcf abdf eba dagce | aeb dbcegf geadcfb aeb
+bg gcefa aefbdc bcgae fbegacd cadeb fcegdb bgc eagcbd badg | bcgea adbfcge cebda cdegab
+ebgad gf edfcb cegdab dbaegf agfd dgbcefa efdgb fbg gabecf | fcadbeg bcedagf dfbge gdaf
+gbcfea ecdbga cgebf bdefcg fdbe de acgfd gedcf fecdbag ced | edfgcb fbde beagcfd gecabd
+gfdceb aegbc ca cbdafg daebcg bac edac gcdbe abegf ceadfbg | ca bca gdebc decgb
+cbfea fgadbe eacgf daefcb fgdeabc acdb ba bgecdf fba fedcb | cdfbega bcfea ba badc
+cbfge bdca dgeba dce ebgcd dc gdebac fcgeadb beafgd fdceag | ebgcd gcdfae begdc agbde
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+bfae ea eadcfgb dcgba dacefb dcfaeg dae bdcef decba egbfcd | dgcba cdbeaf cedbf fcaegd
+fcga agbedf edcgaf ca dabcef fegadbc ecgda eca gcdbe gefad | ca ca dgebc eca
+bcead fd gbedfa adcgefb fdgcba bagfce adf fdbae dgfe abfeg | ebafgc fegd dfabe edgf
+bca cbfgea cdabfe cedfa fdbc cgabefd cagdef eacbd cb bgdea | dcbaef cb bfcd cab
+baedgf debaf edga bgafedc bda ecfbd ad bgdfac afgbe abcfge | aged bfedc abd cdebf
+acgdb agcdef egc baefcd cfead fbdgeca ge dgace gaef dgcfeb | cbeafd acfed ebfdgc fdceag
+dbegfa ef fbagce dcgfab efb agfbc cegdfab fecg dcbae aefcb | bgdfea afcgbe fe bafcg
+eabdf fegb aecfgbd fg cabdgf agf dgeca adegbf dacfbe dgefa | bdecafg fgbe agbefd fabed
+gdbec facbeg gbedf egabc dgaebc dcb adgc baecfd cd ceadgbf | dc dc cbaefd cgdbeaf
+ef cfgab fegbc bdecg adbcfge agebfc bafcgd acfe ebf dfaegb | fbdgae ecfbg feac afec
+agdebfc dae ecdf bfacge fegca dabcg de gdace gdabfe cfgead | egbdaf gabcd dea gfbace
+ecg gabce fdecbg edacgb eacbf aegdb cg fcbeadg abgfed dgac | dbgae gec geabc ebcgdf
+fabec fd egdfca dcf dcfgbe dgeabc dgecb febgacd bfdg dfbec | beacf df egacfd fbcae
+eacf gfebad cefgad adcgf af bceadg dfa bfdgc gfeadbc ecadg | adf aefc dfagce caegd
+afgbec fbgdc ag gaebcd agc gfdeacb bcefa ebcfda fgbac fgae | fbgdc bdgfc agc dacbef
+bc bfcad cbgfed baec cbd fdacg fdbae aedgfbc faegbd cdbfea | ecgbdf gfbdea dfcag beca
+bedgafc fbdea efgdbc edg cefg fbgdc eg cgafdb febdg egdabc | fcbgda ge cbagdfe gbdcf
+bgdeca fadcegb adg cfaegd bdae edcbg ad bcgfa cadgb fecgdb | dafgce gecdba dbfegc edbgfc
+ecgafd faebg gbce defbacg ebfagc eab fadecb be aecgf dfgba | bfgae dfabgec efacg ebgfa
+edfg fad bgead cgaebd bcdgaf fdebgac dafgbe ebfac badfe df | eabfc begfad dgbea dbeaf
+cdaeb acdbfg gfeac aefcd gecfad gefd bfgcae fd beacgdf daf | egcaf gbdafc bagecf fedg
+gf aefcd adegbc fecdgb gcebd fcbg cgdef edfabg eadbfgc dgf | bfgc bgecd gdcefba abcdeg
+gfdcbae cegdab ecgbf dcabef cegdb caegf fbgd bf bfe edfbcg | bf cbfeg ecfag bef
+befdga bcagdef ebgaf bcfega ce cbge gfacd cae cfaebd eagfc | fdgeab cgeaf fgceab eacfg
+adgbe gcadbef gbfe befadc fdbga agced bde acbfgd fgbeda eb | abefcd dfcaeb gaecd decga
+gdbfec fbdce fgcade ebadfgc cb eacdgb bcd edfba fgbc edgfc | gfeadcb bfead fgbc cbd
+dfaegc deabgc fabdceg gcf fc fdbcag cfde gacfe fbeag aegcd | afedgc gcf cfed fdec
+acdfb dfaec bdcfga ceafbg gedabc fbgd bf cgbad cbf fdgcabe | bfegcda gadbc cdefa caedf
+cfgae dcfageb gbdf gebacd edcfg cdg cdbef dg cdfeab bcefdg | geacf dfgb dg facge
+gcdab dabgec fecadg ae cbadgf ade cbaed beag cebdf cbdfgae | bacdg eda facbedg gfbdac
+fd dfgbcae bdf fgbda cgabf beagd cbadfe gdabfe dbaceg fdeg | fbd gdbae cdebgaf fadgb
+ecgdb bfdgec fce caebgd fc fageb fcedga gcebadf cbdf egcbf | decgb cdgfea edcafg cfdebg
+bafgd abcedf egb bdacge fageb adecfgb febcag fecab cefg ge | ge bafec ge ge
+agcbd dac dcebfga ac ceba bcged gaedfc ebgdca adgbf cbfged | bgfad bace fecbgd adc
+agcfd cag gbecfad agdfe gcedfb cbad ac cgbfae bdgcf acfbgd | gbafcd eafbcg gdafe cgefab
+geadfc bfeg bf bcf bdgca ceadgbf eabfcg bgcfa cfedab afgce | acefg gacdb agecf cgbfa
+aecbd afced af dfcge afbc edfcab cgbeda gabfde afd faegcdb | fgedc dfaec bdfaec cdegf
+dcbfge ab bdgeca bae gcba debcg dagbfe gdeacfb acedb acdfe | cdbgea adgceb ebdca aegdfb
+ecfadg agfce da cfbgea dae aedcg bfaced cgdbefa debgc dfga | eacdg afcebd faegc bafegc
+df fdg dfcega gfbce aebdg bdafge bfad egbdf dbafgec acdgeb | afgedb egfdb df fbad
+eafbc egbac fcb cf cgbadf becdagf cbdaeg efagcb aefbd ecfg | cf cf cgfe acegb
+fceab cedfabg fc fadc cgbea bdfea egfadb gecfdb fbc abcefd | bfc ebafc aefcdgb bcafe
+gb efadb dcefba fdcga fgbaed fadgb feagcb ebdg beacgfd gab | gb feagcb gb acbdegf
+ebc acgedbf gcfeb edcabf bc bcgefd bcdg gcefd gdfeac egbfa | gcdb gcdfe cdbg dbafce
+bgdc efacdg dabce begad cgbaed fabeg baefdc fabecdg gd edg | edabc gd geabf gafeb
+gaecdf fabc fgaec bc bgc gcfbe bgcdea dgebcfa efgbd afebcg | afcbeg adgfbec gcb gebafc
+aef facedg fdgbce cade fegcd fbacgde faecg gfabc egdfab ae | bfdeacg edac eaf fgedacb
+eafcgd cebgf fdc debcfg dbcfg afbgec dc fdbga dbce cedfabg | cgeabf facedg bcaegf bdfgc
+afegbdc bcaefg decba gdfb aedgfb efb adfge bfade agefcd fb | cfaegd gcdafe ebadf gecfad
+afcb bgdcfe bacdfe ceadf cbefd caged bgedaf af egfdbca fda | adf ecbfd efdbc adefgb
+cgdaef eagfb afdbge gfedb ecfbd agbd cbgefa gd agcbefd dfg | agcfbe fgcdae fdg fgd
+ed afbge fbcaeg bcdfa gfeabd gfed egbfcad geadcb adbfe ead | begadc abefg dea dea
+fceba deafbc aegc edbgafc bfdcg ag dbafge cfbeag abg cafgb | gab agb abfegd ecga
+fcedg cfdaegb dbfg egcfbd bgc cgbefa cebgd ecbad bg dceafg | cgb fcbgae ecbda gebcd