12
120 afgil abckl abhij efhjl abjkl fjk aceil ejl bdeik adfgh hik cd abcek adeh fjl bdfhl adfgj bj adhjk ceijk hjl bhijl cfhl bdij acghj bcfil dghkl bgkl adfhk acdk cghi gkl ehkl ghijl acijl bcdgl abdjl bdfk abcf degij bdejl bdf chjkl adgl bdikl agil beghl bdej cfgj defhi bdgik bdgij bfhjl dej abdhl cfgil dgijk achjk ahk achkl acfgi cegh abhk gij acdgh cdgi adegl gl deh ail cefl acdj ckl abchi adjkl bij afhi abcdg dfgl bfgl abchk cefhl cekl begkl egjk adfgl aci fh aejk cfij cdhl bgikl cegjl abdgl acdil acfik aefk cgjkl dfhkl abdfj chi cdeh adfg bdfg efgij cdfg acehi hijkl bcfh aefg bcfgh ij abfhj abcil bcefg abdk bgj behil bcek abcfh
67 bcgik abdfh cefj dehjk bdgj aehij dgjk cegj acdhk abjk bchil afhil abdhi acjl dhl adk bcekl bdegh bdil adfhi aghkl aefhj cfhl bdefk befik cekl abhl cdhj cdeh cdj cfghk bijkl bdgk ckl abdik cfhi acdgl chi bgij fijk ehil bcij cegil bghi cefij adgi cdhk abejk abcel bfhij fgikl hik aehik cehjl defgk acdil abfj acegh dfgk cdef abfhl bhi cfhk agjkl agikl abg egik
232 fghk ejk adgjk efghk acgjl acgjk cefjk bdil bgjkl bd cehk l acd bcd bcfil behil dehij ghijl dfhi adijk acgil adhl abce bdhi adefj bde dehi cde bcdel bcde abcde bdhik af bcghl abghl aefj abghi bdhj cdjk efgjl befhi abcei abdf achjk dgijk bcdf abcdf ef aef cegk afgil aek agik aefhl acejk egjl bcdek ck ghijk adehl fhij bcfjl cdijk bdfhk cfl acdjk eikl aehil dikl cdel abfij eghjl dghjl abdk befjk acdg cdhi abcjl bfhjk bdjl egil adeij aghil bdeik cdfgl bdfi abcej fjl aegik bdfhi cdeg acdeg bhikl bdehj cekl bfg cdgjl cfg ehl adfl abcfg cejl gijk begj abdfg cdfg cefhl bdfk efg abdl abegi ahi cegjk defhl dfgil ehj adefg afij bcdgk cdejl befgk bcgij abikl abcj aefij bhl begkl ehjl degk efghi begjl cgik acdh cdeik acij eh bfgj cdhk bcegi fl defij bceh abceh begjk afkl abcl bijl defil dfhj bdehk bfgij dghl aefgl abfh cdijl chijl bcfh ghij abchj bcdi bdfh abdfh bcfgi egjk beijl efh aefh acdik abefh bfil cgj dgjkl cehj dfhjk bek dgkl bhj aefjl cfgk aei aegil fj fhil acdgk bdgkl adgh fhik cjkl bcij bcdik bcdl fgi beil cdfjl bcefi cikl acegh afgij abhk bdjkl adhij abfjl fgh afijl djl abfhi cfgh cfgkl fikl bcdjk adfgh bdfgh efhi cefhk gil fghjk bdfhj cfhik i achj bi abi cegi cjl ak acghl bghjk abck bcdk abdi cdikl cel
54 cefil abch cfhkl abdgl abcdg cdfgl acfgk cfijl degil befh ai bdhi deghj fgjk ahik cfgkl bgkl abcdi abcej cfjkl chjl adehi achj bcehl abghj degh cdefk abcjl cdgj acghk cdegj bcjk bcdei bf dgij bcfjk dil bdehl bcdil bghkl cefhj efij aejk abekl egh cegjl abcdf ef bdfh cdj egil achl bcfil bcfgh
101 abeik abfhk adfk ceh ghjl cegh egjkl afghi adgkl abehk bcdl bkl ehi eghk bchj befl bcgjk aegik bfgi dejl dhj fhijk efil bcfjl deijk dfj abdk agikl fghl abfi hijkl afhk acdij acghl adehj fhij bfkl bcdfg aek hijk abcdl cdijl abdel fgj djl aefk fgijk bchik bgij acdek cefik abhk bhij acfk aikl chij cdgjl adk cdfj dhil afikl dhi bgjkl cfl agjl cdhil gijl acejl bcdhk ajk cdjk cfgh cgkl acgkl del degi cehl abgk bcdej acfgk behil bej ceg cdegl bcfhl abceg cefgi degh begh dfhi fgh adfg cdhjk dgjk acdhl bcdik cgh bjk abfl bdefl fhil
174 ej dek cil cfhik hijk acdk efhl agik egij egi gil ahjkl acd cdhi acdgl abghl acfgi aegjk bcjl ghijk ace dgik cehil ahij i jl aehkl cde bghik jk bdhjk efijl bfgjk adek eghik gh abchl cdejl befik acjkl cfhij cdgl abfhk adfgj chjk abfi acel abcfl efgl cdehi dejkl hikl adejl bcghk defhl abdj acdl ack di ahjk abfgk cdfk defik aghjk adhj acgkl abdl dfghl bcehi acdhj deil adhik hijl cefj efhi cfgjk aefjl cehik adeik bcegl bgik degjl bfhl bek bcdij defgh bcghi egjl defi adj afijk aeil dfil eghk fgikl dfjl dghik aefij bdik bgjk bcegj cfijl bcl cdgj befgj cgikl aegh aghil bcek efhk bikl dfhjl abgik eijk bchil acehl ceik efgk cdefg bejk bcdfi defil abh ch dfk cefgk bfgj bcfgk adfi dhikl aehij cdh efgi cegjk adhjl bcdkl hi aek acdj abcfi chik bgl degil cefgi bcehj cfgik abdeh dfghk abck bcgil bcdl afh cgjkl cegil bdgjl cdjk bdfgh behil abckl adfh abejk hj cdfh cdgij fghik fkl degl ehjl dfgij bfgik adijk fij beghj aefgk
117 cgil adij abfgh ghijl behjl ehk ehijk adegl bceh aehil acghj cd fgk bdj abehj befhl hk bdehi adgk dfjkl bfhkl adei cefik degh aefhj afhij cl cde bei hil l adefk hij befgh cdekl dfghj adgh bdhl abcf ghjk eijk bfh fij cdf abcdk aij bfgk bcgil bfgh bef cghij bfkl acdik aikl dfgil ekl dgjk adhij cdegi bghij cijkl abdjl bchkl dfgjk befgk gijl chl aefhl abdfi fghi abhij adg abckl bdfk abdei abdik cefgk bil eghjl bhijl cefgl fgjkl abfil abh ceghi cfhij cgi bcfjk bfgjk bdl bcfl bcei acdeh fgj cdfgj bejl ajkl agikl begij abcdi abcfg bcefj ejl cdhij cfij cdfg acdfg cdgk dfhj dejk aghil eghij cfghk ghkl abghk acikl adefg
155 abgij cfghl aefk egik begj abdkl adgjl d fhk bd adfhl cehjk efghi bcd acikl gk defhi afghi i bcefj acgl bgi ghl afjkl abgkl cdfj ceijl befjl cejl aik bdijk bdfik afgik bei bcegk cf cdefk abgh cefhj df adgij afhl ghikl bhijk aehj abcgi cgil abdi acfik bef acdij afgij aefh abghk abfi abfhl abejl bchjl abgk gj acdef hj ahikl cehkl bg jkl cij fhjkl djl abcfj bgl bcegj acdgl agk bci cdjk cgijk cik efhi bghk adfj ceijk befgj adhj ghi bcdhl gl bdegh efhkl abdeg dgj defgj aekl cegjl bdgh acfgh abdjl cfhkl afik acdgk bcek eghl adfg bcfk cdghj bgijl acdfg adfgl adil bcdik acijk aghil agijl bgkl chik befkl cdgh bcfgj aefjk chjkl cefgj dgk behkl efhij cdfij dgjkl achi cdhkl defik bfghi dhi cdh acdh abeil cdehj eghi abdgh bhl cfgj ceh bcfjk bcehk bdfjl deh bdj cdhjk aefhl bcdgi fik defk fh achk adk acdgh bghl
225 ahil b befi bfijl cefjl cdijk bghij d cdfk begi bcel acdgk dgjkl bcil abcd acdjl afgjk gik cdjkl ahi cfik cdekl acdfl acil aijl acijk bfl abij abdij cdgik eghk aghj bcefk fjl adij aejkl dik behij efhjk cdgil bgk acdij acij bcdfk abcfi achij efhl gk aef bfkl ahikl degl bcfgi bcef dij afhik abegl cegik cegkl chijk bikl cfghi dfil bcfj bg gij cg bgkl bfil acgkl defi ghj bdg aekl el bcdij ael bcfhj cdikl acdhi ahij bcdi bchk kl acdgl bdhj bkl cghjk bdfhl begl aehl dfhik abjkl cehk dehjl bfg abfg cehij afhi bcfg cdhj abchk dfgi bfgij acei aeijk aehij eik acfi cefgj cej acijl bdik bdej ajk efgjl ahk befl bdfi afghi fl efhik abh cfgkl dehj abdil abch acl aehjl cikl cdhjl acekl dhi cdhij abdl bcij cdejk bcgjk abeh ak aj acegi abceh abcil bel bdeh bcgk hil acfhl cefgi fh bdgk ghjl befgi bchij afil ahj abcfh bchjl gijl bdegj acdek cdgkl acdfh acdgj cghjl efgk hi abefh cefh abej bcefh beij cegi bdefh abei abcfk agh bgh afj abegj cfgk bdgj ceikl dgh dfikl dghil efgik del ehkl aefi bcdk bcdgi aefil fghik befjl dfghk cefjk degh abk bdfij dijk fgh cfgi befkl abfik aghil cehik cegk aegjl bghj egijk bdekl adej abfjl befgh fhjkl gijkl bghkl dhijl bi adgik bdghk eghkl hj
199 cdeil bfghi efhkl begk bhik beghi efik acfgl afj behij eikl acfhl dfgil aefi cegi cegk ae acdei cfhik ce ik efgik dejk fij bdefj gik befgi cde dghl abik bcehl dhkl abcj dfl fikl cf efghl cejl abcf abfgh afgjl cdfgi abdf adel bcfgj afhik bdeik ijk cdfhi abdjl abef aci acfij cghik dfij hkl bcijk abdjk dk acdek acegi cghjl cdfkl ag acfil bdhk afhl acg afgik hk bfgik bdfk adek bchjl ijl cfhkl adfj abcdg efjkl aeg dgl abeg cgij afghj dhl bcil ehil aijk bcehj achij cdeg acdeg abfgk fg abcgl dehj dhij begl cdfhl adij abhil abfjl abefl cdhkl abei cdfg dehl ikl dehil fghi abfhi cdei adghi dij abcgk afgk adefg bcefl cdhij efhjl bfgi fi fghl adfgj bfjkl afijl abejk bdil ejkl bfkl efj cdh acdh acekl abcdh bdjkl aj bcfi afhjk afhkl abdgj bfikl acgkl cefgl bfhi cefik bcdil efhi dfgi dgikl aeil aefgi afij ghik dhi efhil ackl abcfh dfh bfhl dgjkl aeghi aeikl dgijl dghk deijl cijk acfgk ehijk defj dejl bcefh bfgjk befgl behil aefkl egk defik chij gkl chjkl adhkl abhij fjkl cgikl defhi adhil hikl aeijk bcgil abghi abefk cdfij acdjk abcej abdi acfi begkl degh
100 agik achjl ab eghjl cik abi bcgh aegjk dejl ci cdi dgk afij defjk bdekl bcil befgi hijk afik abcdh cfgj efghk bfghl bcdgh bfhkl abci cdfik eghl cfgjk abcfg egl acjl adehi bdeik aehj cdfil dfj bcik cgjkl del aefij acfhk acfij bfik cdeij acefl bcgl efk dgj abhjl cefkl aej bhij degjl efj abcfi dgijk dfjk adhi aegil aehjk bcdef degik cdefi cjk dj agl bcdil bcg abcg fgik bchil behil bdfgk bek fhi acej abfhl dgikl aeg dh befg agil hijl cegl aefi cdghl cefgh cfijk bcgkl cdefg bchik dfijk adjk cfhkl dfghj djk cfg adjkl bhjk
193 efgij dei degl cdfkl cdgik dfhi afijl ghi bghjl adek cfgh cjk cfkl adfgj bfj adejl dij bdik bdfik abej bdejk bcehi cdegk aegi befgj dfgl cil dhjkl ael abehj dgjk f cegl behjl abdi chjkl bfgjk abgj befhl cdfgk afgh dfhij defkl efik acdf aehl gij bgikl bghkl abdgj cijkl fgl dhikl bcef abfl def cghk abdfj begh cdef fhk bdfgh bcjl abgil efjl cdikl l begi abchk bfgk afl begkl begil befkl afghk adhk bcdg cfj ghk acfi beg abcgk cgjl adkl aghk abceg afgjk behl dfhjk bfk defgh bfhil bcdeg eghl acgl chij degil acjkl bdhl bcfg befil cek acfgi cdeil ejl cdfgh cdegi cdehl deikl bfgik jl adel cefgh cei bgijl defg abdgi bdgkl afhjk cfgl ah adeil dijk adgil aehkl cgij dek abil ahjk bdh bcfhi aeijk del aijkl afik befik aeh behjk acgjk bcgil cefj aegik bcgi deh abegh abejl bjl aijk jk acfgk abdej dehik bcghk dijl agikl bghij abjl adegi bcfhj cdgil bcfj abdfh efhjl abhl abcdl efh hl efkl bdegl cefh aghl bcefh degjl bdhik cegij cdefh dehjl cfhi deijl cik acdhk bdfgi bhl adhil befgi befjl djk bij afhkl acdk aefhl cdhl cij
