Solved day 4
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ASAMXSMXMAXSAMMAMXAXXAXXMSAMXASAMXSASMSMXAXMAMMSSSMAMSMMSASMMSSMSMSMSXMMSXMXMAXXMAASMMMXMXMMXMAMXSSSMSMSMSMMMMAMMSMSXXAXMMXSAXMMXXAMASMXMASM
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MMXXAMXAXSMXMMSSMMSSMSMMXSSMXMAASASAAAAMSMSMSSXAMXXAMXAAAAMXASXAAAAAMASASASMSSMMMSXSAMXAMAMSSMASAMAAAAAAXXAAXMAMXSAMAMSSMAMXMMSMMXSXAMAAASAS
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SAMMAXMSMXMAXMAMAAMXAAASAMXSXASAMAMMMXMMAXMAAXMXMMXSSSMMSXXMXMASMSMSMXMASAMAAXAAAMMSMMXMXAXAASAMAMMMSMSMSSSMSSXSAMSMMMAAMXXXAAAAAMAMSSSXMXAX
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AAMSAMMAMASXSMSMMMSMSMSMASAMMMMSMXMASXSSMSMMMSMSXAMXAASAMMMXSAMAAXAXMXMAMXMXXSXMMMAXASAAMSSSMMXSAMXAAXMAMXMAXAXMXAAXMMSSMMSMMSSSMAMMAAAMMMSM
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MMMSAXSMXMXAMAXXAXXAAXXMXMASMAAXXAXMSAAXSAXAAAASMSMMAMMXSAXAXAXMMMMMMXMASXMSMMXSAMMSAMMXMXAMXMAAXXMSMSMSMMMSMMXSMAMMSAAAXAASXXAMASXMMSMAAAMA
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XAAMAMXXSMMMMAMSSMMSMSXMXSXMMMXXMMSXMMMMSXSMSMXMAMMXAMMMMMMXMMMMMAXMAAMXSXAAAXAMAXMAMMMSSMSMAMASAMXAAAAAMXAAAXAXAASAXMSXMSSSMMMMAMAMXXXSMSSM
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SMSSXSXAAMMAMXXAMAMXXXAMMSAMXMXSMMAXMASXMAMAAAAAXXXSMSXASXMSXSAMSMSMMMSAXMASMMXSXMASXAXAXAMSXSAXMSSMSMSMSMSSSMMMSXMASMAXAXMXMAAMSSSSMSAMAAMX
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XAMXAMMSMMSASMMASMMXMSSMAXAMASAAAXMMSASAMAMSMSMSAMXSAAMSMAAAAXXXAXAAMXMASXXMMAMXMSXMSXSMMMMXXMMSAAXXAXXASAAAXMSMMASXMXAAMMXXMMXMAAMAAMAMMMSS
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XSSMAMAXAASXXXSAMXMAXAAMSSSMAMXSMMSAMXSXSXXAAXAXMXAMMMSMSMMMSSSSMSSSMMMAMMAMSAMAMXAXSXSXMSAXXMAMMMMMMXMASXSMMXSAMAMSAMXSSSXMSSSMMSMMSMXMAAXA
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AXAMSMSMMMSAXMMMMAMMMMSAMXMMXSAXXAMXSAXMXXSMMMMMXMSSMXAAAXXXMAAAAAMAMAMAMMAMMAMXSMMMMAXMASASXXAXXMXSSXMAMMMAMASMMSSMXSXMAMMXAAXMAXMXMXSXMMMS
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SSSMXAXXXASMSMAXXAAAAAXAXAMXAMASMSMMXMSMXAMXMAMAAAMAMSMSMSSMMSSMMMMAMSSMSSSSSSMSMXSAMSMXMSAMXSMSSXAAAXMASXSAMASXMMAXASAMMMAMMSMMSMSXMAMXMAAA
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MAAXMAMSMMSAAMAMXMMSMXSSMASAMMMMMMASMXAAMSMMMASMSMSAMXXAAMMXAXAAXXMAXXAAMAAXMASXAMSAMAAXXMMMXAAAXMSSSMXSSMSAMMSAMXAMXMAMXXMAAAAMAASXMASASMSM
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MSMMMSMSAAMMMSMSASMMXXAXSASAMXMXMSAMAMMSMMASXXSXAAMAMXMMSMAMXSSMMSSXSSMMMMSMSXMMXXSAMXSMMSASXSMMSMXAAAXAXASMMASMMMSMXSSMSSSSSSMMMMMASMSASAXX
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XMAMSAAXMMMAMAMXMXAAMMMMMMSAMXXAXMAXMSAAASAMXMMMMMMSXSAXAMASXAASAAXMAXXXXAMXSMXMMMMAMSXMASMSAAAXAMMMMSMMMXMAMAXAXXXAAAXAAAAMAMAXSSSMMXMAMXMA
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XSAMXMSMXMSMSASXSMMMMAAAXMSAMXSSSMSMXMASXMAXSAAAMAAXAMXSXSAMMMMMMXSASMSMMMSASMAXAAMAMAXMXSAMXMMSMSMSAXAXSXMXMSSSMMAMMXMMMSMMAMXMAMXAXXMSMSMS
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MMMMXSAXAAAASAMXSAMMXSMSMMSAMMXAMAAXXXXMASXSXMASMSSMXMAMXMAMAAAAXAXXAAAXAXMXMSAMXSSSSXMXMMXMASXAXMXMMSMMMXMAMXAAAAXXMXSXMXXMASXMXMSMMXSAAAAA
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XAAXXMAMMSMXMSXASAMMXMAAAXSAMXMMMSAMXXXMXXXSXSAMXMAMSMSSMSAXSMSSMMSSMSMSSXMAXMMSXAAAAMAMSAMXAMXMAXAMXAMAXSSMSMSMMMSMMMAXMAMSASXSAMAXAXSMXMSM
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SSSSSMSMXAXSAMMMSAMXAMMXSMSXMASXMXMSSMMSASMSXMASMSXMXAMAMMMMMAMAXMAXXAASMAMMSAASMMMMMAXAMASMSSSXSXMAMXSMSAAXSAXXXXXMASMSAAXMASASASMSSMMSAAAX
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XAMAAAXASAXMAXXXSXMMMSAAXXMASASMMMMAAMXAASASAMXMASMMMMMXMASAMMSAMMAMSMSMMAMMMMMXAXXAXMSXSAMXAAAAAMXSXMMXAMXXSAMSMMXSXSXMAMSMAMXMASAAMAASXSSM
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MAMSMMMAASXMMMMXMMXSSMMXSASXMAMMXXMSSMXMSMMMMXSAMXAMAMSMSASXSXMAMMMMAMAMSSSMMSASXMXMSXAAMMSMMMMMMSAXSXSXXXMMMMMXAAXMMMMMAXMMMSXXXMMMMMMSXMAM
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SXMXSMMSMAXMAXSAMXAXAASMSAMXMMMSMSMMXMMMAMXMAMMAXMMMASAAMMSXMASXMXMXASMXAAAAAXMMSAASMXMXMASXSAASXMASMMSAMXXAAXXMXMMAAAASXMXAXMASMXAXXSAMASAM
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AASAXMAMXAASMASASMMSSMMXMMMXXMAXAMMAXMAXAMAXMASAMXMSXSMSMAXASAMXMASXMMMMMSMMXMXAMSMXAAXAMXMAXMMMAMMMXASAMSSSSSMSMMASMMMSMMSMXMAAMMMAAMASAMAS
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SSMMSMASMMXAXXSAMAAAMASAMASAMXMMMMMSSSSSSSSMSXSASAMSAMXAMXSXMASAMAXMAASAXXAASXMMMMXMSMSSSSMSMSMXAMAAMMSAMXAXAMAAAMMMXSMXAXXXXMSMMSSSMSAMXSXM
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XMAMXMASXMAMMXMASMMMSASASAMAAAMMSAMAAXAXMAMASMMASMMMAMMAMAMMSXSAMMSMXMSSXSMMMAAXAXAAAXMMAMAAAAAXSSMSSXSMMMSMMMSSSMAXAAASMMSMSMAMXAAAXMASXMAS
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MMAMAMAXAMSXSXXAXAMAMMSMMASMSMAAMAMMMMSMMAMMMAMMMMASAMSSMMSAMAMAMSAXXAXMMSAMSSMMMSMSMSMMAMSMSSMXMAXAMXMASAXAAXMAMMXMXMAMXAAAXSMMMMSMMSAXAXAS
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SSMSXSXSSMAAAXMMSAMXSASASXMAAMXMSSMSAAAAMXSXSSMAASMXAMXMASMXSASAMMASMAMXASAMAAMXXXMAMAMMXMXXAMXASMMMSAMAMMSSMSMSMMMAASMSMSMSMSXSAXAXXMASMMAS
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XAAAXXAAMAMMMMXXAXXMMASMMAXSXSXAAAASMMMSMSMXMXSSMMMSSMASXMAXMAMASMAMXMMMMMAMSSMMXSSMSMXSXSAMXXSASMAASMSMSAXAAMMMAAASMSAAAAMAAXAAMSASXSAAXMAS
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SMMSSMSMMXSSXMMSMMXAMXMXSSMMAMMXMMMMSXAXMAXAXXMMMSMAAXASAMMMMSMMSMSMAMMXSXMXXXXMAMAMXXAAMXMAXAXXSXMXSAAAMMSMXMAMSMMMAMMMSMSMSMSMMMAMAMSSXMAS
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XMAMAXMASAAAAMXAAAXSSSMXSXXMAMMMXMSAXMMMSASMSMXAAAMXSMXSAMXAAXAXXAXSASMASAMXMAMMASMMAMMSMAMSMSMXMASAMMMSMXXAXMMXAMAMXMXMAXAMXAMXMXAMXMMMMMAS
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MMSSMMXMMMSSMMSMMMSMAMMMMAMSMMAXSAMXSASAXAXXAXMMMMMAMXAXAMSMMSMMMMMSXSMASAMAMAMMAMAMXMMAXAXAAAAXMAMASXAXMXMMMSXAXSMSASASXSMSMXMASXXSXXXAXMXS
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MMMAXMAXMAMXMXAXAMMMMAAAMAMAMXMSMXXXMXASMMMXAMXSASAMXMMSMMXXMAXAASMMMSMMXAXSSMSMMSMMSXSASXMMMMMAAMSMMMMSMXAAAXMMXAASXSASAXXSAMXAMXSMMMSMXAMX
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SAXXMSSSMMSASXXMMXXXXXXXXASASAMMMSXMXXMMSMAMMAXMASAXXSMSAAMXAMMSMSAAAXMASMMAAAXXAAMMSAMXXMASXMSSSMAXAXMAMSSMMSAMMMXSAMMMMSMXAMSAMSAXAAAMMSMM
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SAMSAMAAAASXMAMMSMMSSSXSMMMAXXSAAXAMMMXMAMSASMMMMMXAAMAMMASXAXAMMXMMMXXMASMSMMMSSMSAMSMXMMAMAAAAAAXMMMSAXAMXAXAXMXAMAMXAAAAMAMSAMAMMSMMMAAAX
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MAMXAMSMMMSASXMAAAXAAXMSASMSMAMMSSSMAAAMXXXMSAMXSAMXXMAMSAMXMMMSASXSSMSMMXMMAMAMMXMASAMAXMASMMMSMMSMSAXMSMMMSMXMMMXMMMSMSSSMXXMAMMXMXASMSSSM
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MAMXAMXAXXSAMAMXSSMMSMASAMAAAXMXMAMXSSMSSSMXSXMSMAMMMSXXMMSAMXMMASAAMMSAXMSSSMAXXAMXSASAXXAMAMXMAASXMASXAAXSXAMMMMSMSASAMXXXXXMAMXAXMAMAXAAA
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SASXAXSXMXMASXMAMMAMAAMMXMXMSAMXMAMAMAMAAAMASASXSAAAAAXSAAMMSAAMAMMMMAMAMXAAASXSSXSMSMMMSMAMXMAXMMSAMMAMSSMSMSMAAMAAMASXSXMAMSMMXSMSMSMXMSMM
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SAMMSMMAAXSAMMSXXMAMMSMMAXASXXSASAMMSAMMSMMASMMAMSMMXSXMMMAAXMMMSSSMMSSMSMMMMMMAAMAAXXAASXSMSSXSAMSXMXMAXMMMAAMXMSMSMXMAMMMAAAASMSXSAAAAXXXS
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SASAMASXSXMAMAAASMMXAAASMXXMAASXSXSASAMXXXMASAMAMMXSMMMXSMMMXSXXMAXMAXAAXMSMSAAMMAMSMSMMSAXAMAXAAMMSMXXXMSAMSMSMXXMAMMMAMXMMSSSMAMAMSMSMMSAX
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SAMASAMAMMSSMMMSMAAMSSMAMSMMMMXMSAMXSASMSAMAXAXSMSASAAXAXAXMAXMMMAMMSMMMMXMASXXXXXXAAAMMMXMSMMMSSMAAXSASASMMAMAXMAMXMSSSMXMAAXAMAMMMAMAAXMAM
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MAMMMMMSMAAMAASAMMMMAAXMAAAXAMXSMXMASXMAXXMAXSMXAMAXSSMSSMMMMXAAMMSAMAMMMMMAMMSMMMSMSMSXAMXXAMAAAMSSXSAMASXSMSAXMAMSMAAAASMMSSSSSMXMASXMAMMA
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SMMAAXXAAMSXSMSASMSSSXMXSXSMSSXMASMASAMSMSMSAAMMSMSMMMAXMASAMSSMSMMASMMAMAMASXAAAAXAMAMXMSASMMMSAMXMAMXMXMAMAMAMMAMAMMSMMMAAAAXAAXSSMSAMASAM
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XAXMMMMXXMXAXMMMMMAAMAMXMAAXXMASXMMSSXMAAAAAMMXAAAMAAMMMSAMAXAMMMMMXMXSAXAXMMXXSMXSAMXSAAMAAXXXMASMMXMMMMMAMAMMASMSMSAXAMSMMMSMMMMMAMSAMASAM
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SSMSSSSSSXXMXAAXAMMSMMXAMXMXXMAMAXMASAXMSMSMXXMSMSSSMSAAMMSXMASAXAMMXASMSMSAAMXMXMMAXXMMXMXMMSSMASAMMAMXASMSXSMMMXAXMASXMASMXXAAMAMAMXMMASAM
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AAAXAXAAMAMXMMMSSMMAMMMXMAXAMMMMMMMAXXMXAMXXXMAXAMAAASXSXMAXSXMMSMSAMXSXAASMMMASASMXMXMASAMXAAAMXSAMSSMMXSAMASXXASAMSXSAMXSMMMSASXMAXAXMAXXM
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MMMMMMMMSASAXAMXXAXXSAMMSSSMAAAASMSMSSXMASMMMAAMAXXMXMAXAXAMXMMMSXAMAMXMMMXMAMXSAMXMMAMASXSMMXSMAMAMAMAMASAMXMAMXAMXMASMMASASAMXAAASMSSSSMSS
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MSMSAXXXSASASXSMSSMAXASAMMAMSMSMSAAAAAASASMMXMASMMMXMXAMXSXMASAAXXMXSAAAXXASXXAMAMAAXAMAMAMXXAXMMSSMXSAMXSAMXXSMAAXAMAMXMASAXXXMMMMXAAMAAAAA
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XAAXASXMMAMAMAAMAMASXMMXXXAMXAXAMMMMMSXMAXASAMAAAXSMMMSSXMASXSMXSAMAMSSSSSMMSMXSXSXMSXSXMSXMMMSAXXAMASASAMAXAAMSXMXMMSAMXAMMMSXXAAAMMMMSMMMS
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MMMMAMAMMSMSMSSMXSAMXSMSMSMSMMMMMSMMXXAXAMSMSMSSSMSASAMAMSAMXXAAMAMMXAXXAAMAMMMMAAMASAMXXMASAXXXMSMMASMMASMMMXAAXAMSAMASMSSXAXMAXMSSMXMXXAMX
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XAASASXMAXMXXXMAMMMSXMAAAAMAXAAAAAAMSSMMMMXAMXAMXASXMASAXMXSSMMSSMMSMMXXSMMAMAAMSMMASAMSASAMMMXAXXXMASASAMXXXMMXSMMAASAMAAXMSXMSAAMMMAMMMSSM
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MSXSASAMXSMSSMMAMMASMMMMAMMAMXSMSSSMAXMAXAMAMMMSMXMMSAMXSSMMAXAMAMAAASMAMXSXSSSXMAMXXAMSAMASASXXMAXSAMXMAMXMXMMAMAASMMMMMMXMAMAMMMXAMXSAAXAX
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XMMMAMXMAAXMASXSSMAMAAAXSMMSSMMMMMAMAXMXMMSAMMMXXAAXMXSMXMASAMXMAMXSAAXAMMSXAAXAXXMAXSMMAMAMASAAMSMMMSASMMSSSMMASXMMXXXXAMXMSAMXXSSSMMMMMXAM
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MSAMXMAMSMMXAMXMAMXSSMMMXAMAAAMXXSAMSMSAAXSASXMAXMSMMMMXAMXMMSSMASAMMMMASASMMMMSMAMMMXASAMXSXMMMMAAAASXSAAAAAXSASMSMMMSSMSXAXSXMXAAAXMMAXMXM
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ASAMSMXXAASMSSMSAMXXMASMXAMSSMMAMAMXXASMSMSAMXMSXMAAXMAXMXMAXAXXMMXSAXSAMXSAMAAAXAMXASAMXMAXAXXSXSMMXSXSMMMSMMMXSAAAAAXAAMMMMMMMMMSMMSMASMSM
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AMAMMAMSSSMAMAASMMMMXMASMSMXMAMSSMMAMXMXMAXMXMAXAMSXMMSSMASXMXSAXAXXXXMXXASAMMSSSMXXAMAXAMXMMMMSAXXSAMMXXAMMMMMMMXSSMSSMMMAAAAAAXXAXAAMMSAAA
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MMMMSAMXMXMAMXXXMASXASAMXXMMXSMMAXMXSASAMMMMXMAMAMMXMAXAMASAMASMMSSMSSSSMASXMAXMAMSMSSMXMSMMSAMMAMAMAMAMSAMAAAAAMXMAXMAMXSSSMSSMXSASMMSAMXMM
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SASMSASXSAXXSXMASXSXMMXXXAXSAMASMMXAXAMMXXAXXMSSSMXAXASMMMMAMASXAMAASAASMXMAMXSMAMXAAXMASAMAXASMXMMSMMSXMASMSSSSXSXSMMMMMMAXAXAMAMXAAMMMSMMM
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SMSAMASASMSMMMSAMXMASMSMMMAMASXMMAMSMSMSMXSSXSAAMASXMAAXAMSSMASMMSMMMMMMMMMXMASMSSMSMMSXXAMASXMXAXXXASMAMAMMAMXMASAMXXAAMAAAMSAMXSMXSMAXAAAX
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XXMAMXMAMSAAAAMASASMMAAAASXSXMMAMAXXAAAAAAXAMAMXMXXMASMSSMAMMMXAMMXXAMXAAASAMXSAAAAMAAAMSXMASAASMXXSMMMAMASMMMXMAMAMMXSSMMXSXAXSAXXAMMSSMSMS
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MSSMMSMMMXXXMSSMSASAMSMXMXAMXXAXSMSMSMSMSMXASXXAXMAXMAXXAMXSXASMMMMMMXSSSSSSSXMMMXXSMMSAAAMXMMMMXSMXMASASXSASAXMMSSMAMMMMSAMXSSXXXMASAXMAMAS
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AAAMAMASMSSMMAMAMAMXMXMXSMSMSMMMXMAAXXXAAXSXMMSXSXXMSMMSXMMXMXXMASAASMAAMAMAMMMXSXMAXMAMSSMSXAXSAAAXMASASASAMMXAAAMMXSXAAMASAMAMMXMSMXMMSMAM
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SMMMXSMMMAAAXAMMMMMMMAMAXAXAXAMSASMSMSSSMMXAAXSMMMSMAAXMASASMSMSAMSSMAMAMAMAMSMAMXAXXXMAXAAMXAMMXMMXMMMXMXMXMASMMMSAASXMMSSMAMMAXAXXXAMXXXXA
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AMAMXAMAMSSMMXMAAAAAXAMMMSMMMSMSAMAXAAXAXXSSMMMAAAAXMSASAMMAAAMMSMXXMSXASASAMAMASASMMMXSSMMASXXMMSMXMXMXAMXXXXAXSAMMXXAXAXXSXMASXMSMSMMMMMMA
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MSASXMSAMMAXAMSSSSSSSXSXAAAMXXXMAMAMMSMXXXAAMSSSMSSSSXMMMSSMMMSAMXAXMASXSAMMSXSAXXXAMXAAXAMAMAAXAAAAMASMASXSMMSXMASMSSSMMSXMXSMAAAAAAMAAAAAS
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XSASXXSXMSAMXXAMAAAAMMSMMSSMMMMSAMXXAAAASMSAMXAXMXMXMAXMMAAXXXMMMMMMSAMXMMMAAAMMSMSSMMSMSXMASXMMSSSXSAXSAMXMAMMMSAMXAAMAXSAMASXAMSMSMSSXSSSM
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XMASMXMAMMASXMASMMMXMAXAXAAAAXAXXXSXSMSMXAAMXMMMSAMASXMSMSSSSSMXAMXAXAXXAAMSMXMAXMAMAXAASMSXSAMAXMAMMXXMXSXXAMAAMASMMMMSMXAMASAMXAAMMAMAAMAM
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XMAXMAMSMSXMASXMXXAAMMSMMMSSMASMAMSMXXMAMMMSSXSASASAMAAAAAAAAAAASMMMSMSMSMXMXXAMXMSSSMMSMAMMMAMSMMSMSMMMMMMASMMXMMMMXSXXMSXMAXXSSMXMMASMMMAM
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AMASXMXAAAAXMAMSAMXMXXAXAMAAMAXXMMSAMSMMSAAXMAMASMMASMSMMMMMMMMMMAAAXXAAAXXMASMXMMMAMXXAMAMMSMMAMSAAAAAAAAAMXASMSMAAAMASAAAMMXAMXMASMMSAXMAS
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XMASASXMSMSSSMXSXMASMSMSSMXXMXSAMAXMAMXAMMSSMXMAMASXMXXXXXXMAASXSSMMSSMSMSSMAXMAMAMAMMSMSXMXASXXSXMSMSMSSSSXSAMAASMMXSAMXMMXXAMXXMASAMMMXSAM
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XMMSMMAAAXXAAMXMASMSAAXAXXAMSMSXMAXSSMMMSAXAMMMSMMMMSMMMSMMSSSSMAAAAMAAMAMMMSSXSSXSXSAAMAMXMASXXMAMMAXAAAMXMAMMXMXXAXMMMMXMAMSXMSMAXASAMXMSS
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SMXSXSMMMMMSMMASXMAMMMSSMMXSAAXMASMMAAAAMASAMMAMAXXMAAAAXAAAMXMAXSMSSMMMAMAMXAAXAMXMMMMMSASMAMASXSMMAMMMXMMMMMSMXMMMSMAAXAMAMAAXXMAMXXAXXAAS
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SXAMMXAASXAXXSAXAMXMAMAXAMXXMXMMSMASMMMSSXSAXMASMMSXMMMXSMMSSSSSMMMAXMAMASASMMMMAMMXMASXMAMXAMXMXAMMSSXMXMASAAAAAAAMXXSMSMSXSSSMMMMMSSSMMXMS
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MMMMAMSMMMXSAMXSMMMXXMASXMMMSMAXMXAMXXMAMAMXMMAXAAMMSSSXXASMXAAMAXSMXXMXMSAXAXXXMSMXSASAMAMSXSXAXASAAMAAXXAMMSMSMSSMAMMASMSXAAAMSAAAXAMXAAAX
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SXMASMXASAAMAMMMAAXMSXMAXAAAAXMMSMSXSXMASMSXSMSSMMXAAAMAMSMMMMMMMMMXSASAMMMMSSMAMAAXMXXASXMMAXMAMXMMSXSMMMMSXMAXXMAMXSMAMASMMMMMSMSSMAMXSMMM
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AXSAXASAXMXMSMASMXMAXAXAXXMSSXSAXAAASMMMSXMMMAXMASMMMMMSMXAMXMXSAMSASAXMMAMXMAXSMMSMMAXMMMAMAMMSSXSSXXMAXAAMASAMASAMXMMXMAMAXXXMXAAXXXSAXAAA
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MMMAMXMXMMXXAMASXAASXMMMSMMXMASXMMMXMAAXMAXAMAMMAMXXAMXAASAMAMMSASMAMMMSSMSSSMMXASMMXMASAMAMMSAAAAXASXMSMSMSAMXSAMAAMSSMMXSMMMMMMMMSMXMASMMS
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XXMAMASXSAASXMASMXXMAMAAAMMSMMMXSXMXSSMSASXSSSMSASMMSXSMAMMSAXXMXMMXMAAAAAAAAXASMMAXMXAXASXXAMMSMSMMMXAAAAAMXMAMAMAMXAAXSAMXXAAXXSMXMAMXMAMM
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SMSMSMSAMXMSAMXSAMMSMXXMXSAAAAXMASXAXAXMXXXXAAXAASAAMAMXMAMSASAMSXXSSMSSMMMSMMMSXMAMMMMMXAXMASAXXMAAAMSMMMSMSMXSSMMXMSSMMASMMSXSAMXMSXMASAMS
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AXAMXAMAMXAMAMXMMSAAMAMSMMMSSMMAMXMXSSMSAMMMSMSMMMMAMAMSMMXSAAMAAASAMXAMAMXAMXASAMAAMAMXMAAMXMASMSSMMXMAXAXAXXMAMAMXMAXASAMXAAXMAMAAAXMXXXSA
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MXMSMMMAMXMXSMSAAMXMMASAAMAXAMXMXAAXMAAMXXAAAXAXXAXAMAMAAMASAMMXXXAXXMXMMMMXAMXMAMASXXSXMXMASMMSAAXXMASMMSMSMSAXMSMMMASMMASMSSMXAMXMASMAXXXM
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XAXAMXXAXAXXXAMMMSSMXXSXSSXSAMSSSMSXSMMMXXXSAAMMSASMSSSMSMAXAXMSSSMXMSSMAASMSMSSMMMMAXSXSAXXAAAMAMSAMXMXAMXXASMSMXAAXXSAMXMXAAXSSSMXAAMMSMAA
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SMSASMSMSASMMXMAMSXSAAMAMAAMAMAMAAXMASMSSXMAMAXAXAAAAMMMXMMXSMSAAAXAMAMSMMXAAAAASMMMMMXASMSMSMMMXAMXMAMXSXMMXMASAMSMSMXMMSSMMMMXMAMMSXXAAMMM
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AASAMAAXXXMMAXSSXMASMSMSMSMSAMMSMMMAMAMAMMMSSSSMSAMMMSMMMASAAXMMXMXXMAXSMSMSMMMSMSAAMMMMMAXXAMASXXXAMASXMAXSXMSMMMXAMXXAAAAMASXMSAMXMMMSSMSX
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MAMAMMMSMAMXMMXMAMAMXAAXMAXMAMXXXAAAMAMXMAAMAAAAXAXMAMAASAMSSMSXSMSMSMSMAXAXSSXMASXMAAMAMXMMASASAMSMSASASMMMAMXAXAMAMASMMSAMXSAAMMMAXMAMAASX
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XASAMXAXXXMAMXASXMSSXMSMMMMXSMMSSMSXSMSMXMXSMSMMSMMMASMMMAMXXAXAXAAAAMAMXMXMASAMAMMMSASASAMMAMXSAMXMAXSMMMAMMMSMMMSAMXSXAXAMXSMMMMSASMSXMXMA
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SASXSMXXMXSMSMMMMMAAXSAMXXAAMAMXAAMAXMAXAAMSAMXXAXAMAMAASXMMMMMMMSMSMSSSMAAMXMXMXMAAAXSASASAMXASAMASXMMXMXAMAAXXAXXAMMXMMSMMMMMMAMAAMAMASMMM
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XAMXMXSAMAMAMAAAAMMSMSASMMMMSAMSMMMAMSASMSMSASMSMMMSSSSMMXMAMAAXMMMMAAAMAXXXSMMMMMMSXMMAMAMXXMASAMXMASAAMMSMMMSMSSSXMMXSAAAASAAXAMMSMXMASAAX
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MSMSAASAMMSASXSSXSXMAXAMXAXASAMMASXXAMASXMAMAMAXSAMXAAAMXXSASMMSASXMMMSMSMSXAAMXAMXMAAMXMAMXMMAMMMASXMSXSAMAMMAMMMMAAXAMSSSMSSMSASXAMAMASMMS
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XAAMMXMXMXMAXAAMMSMMMMSMMSMMSAMSAMMMAMXMASXMMMSMSSSMMMMSSXMASAASAMASXAXAAAASMMMSMSAXMMMSSXSAMMSSMSXSAMAXMAMAMSMSAAMXMMXXAMAAXAXMXMXSMMMAMAXM
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SMXMXMSMMXMSMMMSAXXAAMAAAXAXSXMMXSASXMMSAMASXAAAMXMAMAXAXAMSMMMMAMXMMMSSMSMXMAMAMMMSMAAXMASASAMAAMMSXMASMXXAMAMSMXSASAXXMSXMMSMSXMAXAMMMSMMM
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AMASAMAMXMAMXAAMASMSSSSSMMAMMMMMMMXSAAAMASAMMXMXMAXAMXMMSXMASXXXAMXSXXAMXXAASMMASAMSMMSSMAMMMMSSMSXSMSAMAASXMMMXAASAMSMMXMXMAAAAAMASMMAMAAAM
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MMSSXSASXMSMSXSMAMMMAAAAXMMAMXAAAMASMMMSAMASAXSASXSMSMAXMASASMSSSMXSMMSSSMSXMXXXMAXXXXMMMSSXAXMASAMMASMMSMSAAXMMSMMXMAMMAMMMSSSSSMXMMSXSXSSS
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XSAMXMXSXAAASXMMMSMSSMSMMXSAMSSXSMASASAMXSAMXAXMMXSAAMAMSAMXXAAMAMAXXAAMAAMXMSMSMSSMMMSAAAXMASMXMMAMAMAXMAXMMMMMMAXMSSMSAXSAAAXAXXAAMMMMMMMM
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||||||
|
MAAMSMMMMSMXMAXXAAAXAAAXAXXAMAMAXMMSAMXSAMXSSMSXSAMSMMSAXXMMXSXSAMSSXSXSMMMAXAAAAAMAAASMSXXXMXXSMXSMMSMMMSMMXAASMXMASAASASMMSSMMMSSSMAAAAAAM
|
||||||
|
SSXMAAXMAXXASMMMSMSSMMMXSMSSMAXMMSXMASAMXSMMAXAXMAMMXMXMSMMSAAMSASAMXMMXXMXXXMSMSMSMMMSXMMSSMSAMAAMAXAAMAAAXMSXMASAMXMMMXMAXAMMXAMMAXSSSSSSS
|
||||||
|
AASXSSMMMSSMMAAAXXMAMXXXMMAMSMAAMXAMAMASMXASMMXMSSMMXMAXXAAXMMMMMMXMASASMMMSAAXXMASMMXMAMAAASMAMXSSMSSSMSSSMXMMSSMSAMXMXMMXMSSMSMMSAMMAMAAXX
|
||||||
|
MMMXAMASMMAMSSMSMXSAMXXXAMAXAXMMSXSMASAXMAXAMSSMMMASXSMSSMMSMSMSXSASASMMAAAXXMAXSASAXAMAMMMSAMAMXMAXAAMMXAMMMAAMAAXXAASAXXXAXAXXAAMXSMMMXMAM
|
||||||
|
MSMMXXAMMXAMMMAAAASAMMXSMSXSAXSASAXSMMMSXXSXMASAASMMASAAXMAAXAAAASAMXSMSMMXSAMXMMAMXXMMSXXXMMMMXXMAMMXMXMXMAXMMSMMMSSXSASMMMSMMMMMSASAMMAMXM
|
||||||
|
MAAMSMSSXSASAMXMMMSAMSMMAAXMASMAMMMXSAXMAMMXMASMMSAMXMMMMMSSSMSMMMXXMMXAAAASMMMMMMMSXMAXMAXXXASXSAXSMXAXSXSASXMSAMAMAAMMMAAAAAAAAMMMSAMSMMAM
|
||||||
|
SMSMAAAAASXMASAXXAMAXMAMMMMXXAMXMSMAMMXAMXAMMXMAXSMMSMAMSMAMAXXXXAXSXMSSSMXMMAXMAMAXAMASAMMXSXSASAMAXAMXMXMAMAAXSMASMAMASMMMSMMXMXAAXMMAMSAS
|
||||||
|
MAAXMMMSMMXSMSASMSMMMSSMSSMSXSAMXAMASMSMSXSAAMMSMMMAXSASAMASAMAMMSMMAMAAXMMMSMXSASMSSMASMMMXXXMMMMSXSXMAMMXMSMMMMMMXXMAMMAMAMAAASMXMXAXAXSAM
|
||||||
|
MSMSXAXXAMXSAMXXXXASXXXAMAASXMAXSASASAAAXAAXAAAAAXMSMMXSASXMMMSXAAASAMMSMAAXAMMSAMMAAMASAASXXMAXAXSXMASMSMAMAXSXMASXMASMXSMAMMMMSAAMSSMSMMAM
|
||||||
|
XAXMXMSSMMMMMMMMMSXMAMMXMMMMASAMMASMMXMMMMMMSMSSSMMXAMASMMMXSAXMXMMAMMAMXSMSASAMSSMMMMXSXMXXMASXMSMMSXAAAMSSXSAXSAMAMSMSAMMMSMMXXMMMAAXXASAM
|
||||||
|
XMSMAMAMXAAAAAAAMMMSAMAXSAMXMMMMSAMXAAMSSXSXXAAMAAASAMXSAXXAMASMMSXMSSSMXMASAMXSASASMMXMMSSMSAMXMAMAXMMSMMMAMMMMMASXMAAMXXAAAASMMMSMSXMMAMXM
|
||||||
|
MSAMAXASXSMSSSSXXAASXXXSAMXSAMXAMASMSMSAMXXMSMMXSMMMAMASXMMXMAMAXMAXAAAXMMMMAMXMASXMAMXMAMAXMXMAXAMMMAXAMAMAMMXMSAMASMSMSSMMSXMAMAAMXASMSSMM
|
||||||
|
XMAXMSMSAMXXAMXMMSXMXAMXAMAMAMMMXAMXMMMMSMSMXAAXXAMSSMMMAXXAMXSMMMMMMSMMXAAXAMXAMXMSAMAMSSMMMMSXSASXSSSMXAXASXAAAXSXMAAAAXMXXXSXMSSSXMMAAAAM
|
||||||
|
MXSXAAAXMXMSAMAMMXAMSSSMMMXXAMXSMSSMXAAXAAAMMMMXSAMAMASXMMSMSAMXSAAAXAXMSSSSXSXXMAXMAXAXMAXMAAAMXAAMXAAASXSMSMSSXXMAMXMMMSMXMASXAMAMAXMMMSSM
|
||||||
|
SAMMSMSMMAMXAMXMAMAMAMAAMSXSXSAAAAAASXSSSSXMAASXSMMXSAMASXMAMXSAMMXMMMXMAAAAASMASXSSMXSMSAMXMSSMMMAAMSMMMAAAXAAMMMSSMSXSMAMXMAMMAMASMMSAAMAA
|
||||||
|
MASAAAAMMASXSMSMXSAMASXMMSAAASAMXMMMAAMAAAASXMMMSAMAMMSMMAMSMAMMSSMMMXSAMMMMXMAXAAAMAAXXMXSXAAAXMAAMMAMAXSMMMSMMAAAXAAAMMAMXMASAXMASXAMMSSXM
|
||||||
|
MAMXMSMXXASAXAAMMMASASAXAMAMMMXXMMXMMMMSMMMMSAAASAMXMAAAMAMXMAXMAAAAAAAMAXXXAMSMMSMMMMSAMASMMSXMMSMXMASMMMXXAAMXSSMMSMAMSMSMSASMXMAMMMSMAMMM
|
||||||
|
SSSSXMXMASMXMSMSASAMASMMAMXMASMAMXAMXXAAXXXAXSMMSXMASXSSSSXXMAXMXMMMMMSXAXXSXSAAXAAAXMMAMAXAXXMMMAMASAMMAXSMSXSAAAXAMMXMAMAAMAXMXMASXMAMAMAX
|
||||||
|
SAAAAMSAMXAXMXXSXMMSMMMSMSMMASASMSSSMMMSSXMAMMSMXMXMAXAXAMXSMMSMSASXAXAMXMXAXSXXMSSMSSSMMSSSMMAXSASAMASXSMMXMAMMSMMXMSASASMSMASXMSASMSSSSSSS
|
||||||
|
MMMMMMXMAXMXAAMMMMAAXAAAASASAMXAAXAAXASAMXMMMMASXASMSMSMSMAMAMAASAMXXAMXAAXMMMXXMAMXAAXSAMXMASMMMXMAMAMXAAXAXMMAAXXAXXASXSAXMASMAMXSAMAAAAAA
|
||||||
|
MMXMASXSSMSMMMSAAMSMSMMSASAMASMMXMSMMSMASMMSASAMMMXAMAMAMMXSAMMXMAMASXXSXSMXAASMMAXMXMSMMMAXXMXAXMSSMAXASMMMSXXSASMMSMMMXMXMMAMMAMMSMMMMMMMM
|
||||||
|
MASAMSAAASMAAAMMSXXASXAXMMXMMAMXSAAMMMXAMAAMMMAXAXMXMAMAMAMSASXXSAMAMSAMXMASMMMASAMSAMAAMSSSMMXSAAAMSMMMXSASXMAXMMMAAAASXSXAAAXSASAMXXSASAXX
|
||||||
|
SASMXMMMMASXMSSMMAMAMXXXAMXSMAMAMMXSASMMMMSXMXSMSSSMSXMAMAMSAMXAXXMASXMASMXMSASMMMXSASMMMXMAMAAAMMMMAMXMASXMXMAMAAMMSSMSAMMAMXMXAMXSAASASMSA
|
||||||
|
MASXXMXAXMMXAAAMXAMMMMSSXMASMXMASMMMMSAXSAMXSAAMAMAAXMSMSMXMMMMMAMMMSMMASXAXSMMAAXAXAMXSAXSAMMMSXMMSMSXMAMASXXXXMMSAAAAMMMMASMSMSMSMXXMAMAXA
|
||||||
|
MMMMMMMMMXSMMSSMXXXAXAAAAMAXMAMXMAAAASXMMASAMSMMASMMMMAMAMAAAAAAAAAAMAMASMMMMXSSMMMSMSMAAMMMSMAMASXAXAAMXSAMMSMSMAMMSMMMAASXMASAMXXMMMMMMMMM
|
||||||
|
SMAXAAAXXAXAMAXASXSMSSMMXMASXXSAMSXMMMXXMAMAMAMSMMXAAMASXSSXSMSXMMMMSXMAMXMAXAAMAXXAAAMMSMXAAMMSAMXMMSXMXMMAMXAAMXMAMXXMSASAMSMMMSSMAMASAMAS
|
||||||
|
MXMXSXSXMXSXMASAMAAAAXXXAXAXAAXMMAXSAMMMMASMMMMAAMSXXXASAXMAMAMXSASXMAMMMSXMSSSSSMSMSMSXAXMXSSXMAMASAMMSMXSMSASMSXMXSMSXXAMMMAAMAAAXMSASASAS
|
||||||
|
SASAMMXASASAAXMAMSMMMSSSXSMMMMMSMSMXAAAXMASAAMSMSAMASMMMMMMXSAMASASMSAMXASAMXAAAMAXAXXAXXMMSMXXSXMMMASAAAAMASAMASMSMAAMAMXMASXSMMXSMAMASAMAS
|
||||||
|
SXMASASAMASAMXSXMMAXSAAXMXMASAXAAXASXSSXMMMXMMXMMAMAMAAAAAMAMAMXMAMAXSXMASAMMMMMMSMMMSMSSMSAAXMASXXMAMXMSXMXSAMXMAAXMMMAMASXSXMASXMAMMMMAMSM
|
||||||
|
XMASMAMAMXMAXASAMSSMMMSMSASXSMSSSMAMAAAMSSSSMXXXSXMAMMSMSXSMSMMMMMMSMMXSASAMAAXAAXAMASXAAXAMSMXXAMXMASXMAXMASMMXMSMSMMSASXXSXASMXASASXSMMMAM
|
||||||
|
SAMXMMMMMMSSMASAMAAXSXXXSXXAXMAMAMMMMMMMXAAAXXSAMXSSSMMXMXSXMASXMAAAAXMAASAMSXSMMXSMASMSSMXSAAMXMXMMAMXMAAMAMAAXXAXAAASAXXMAXAXMSMSAMXSAASXS
|
||||||
|
AXSXMAAAAXAXMASMMSAMXAXAMMMSMMSMSMSASMMSMMMMAMMSMXXMAXXASAMAXAMASMMSSMXMASXXMAMASAXMXSAAMAXMMSMSMASMMXXMSXMSSSMXSSSMSMMMAMXMMMAAXXMAMASXMMAM
|
||||||
|
MMMASMSSSMSSMASXXXXMAXMAMAAAAAAAMASASXASAMAMASAMXXASAMSMMASAMXSMMSXAXAMXMSMSXMSAMXSSSMXMXSAMXMAMMAMAAASXXXXMXAXMAAAAMXXAAMAXAXMSMMSMMASASMAM
|
||||||
|
XASXMXAMXAMXMSMMMMAMAMSXMMSSMMMSMAMMMMMSASXSMXAMMMMMAMAMMMMMSXAXAMMMMSXXXMAMAMMMMAXMAMAXMMMASMMMSMSXMMSAMXSMSMMSMSMMSSSSXSXSSXAAMXASMXSAMSSS
|
||||||
|
SASXXMSMMSMXMAAAXMAMAMMASMXMMSAAMAMXXAXXASAXXSMMASXSXSMSXMAAXMAMXMAAAXMMXMXMAMAAMMMXAMSMAAXMMAMAAXMASXMAMAMMMXAMXMAMXAAAAXMAXMSMMSMSXAMXMAMM
|
||||||
|
SAMXAAAAAXMASXSMSSXSXMSAMXSAASMMMAMMMSMMMMMMXAXSAMAMXSXMASXSMSMSASMSMSAMAMASMSXMAASMMMAASMSXSAMMMXXASASXMASASMMSAMSSMMMMXMASXMAMMMMXMASAMMSM
|
||||||
|
XAMMMSSMMMMAMMAAXAASAMMSSMMMMXAXSXSAAAXAAAAXXMXMASMMAMAMMMXAAAAMAAAMXSXSASXSXMAXMMMASXMMAMXMSMSMXAMXSAMXSASASAAMAMAAASXXAASMMMAXAAMAMXSXSAMX
|
||||||
|
SAMXAMAMSSMMSXMAMMMMAMAMMXAXMSSMMSSMSSSSSSSSMXMXAAAMASAMXXSMMMSMSMAMXMASASMXAXAASXSMMAMMAXMMSXAAMSMMMXMAMMSMMMMSMMSSMMSSXMXAMSXSSSMAXASAMXSX
|
||||||
|
MMXMASXMAAAAAAMAMXASMMXSASMSMAXAXMXXXMAMAXAXMASMMSXXAXAXAAAAAXXAXAMXAMAMMMMSMMSXMASASAMSMMMASMMXMAAXMAMXSASAXXAAAMAMXMXMSXMAXAXMAMXXMASXSAAM
|
||||||
|
XXXSXMXMSSMMSMSASXXXXXSMMMMMMASXMMMMXMAMXMMMSXSXXMMMSSSMAXXSMSMMMASMMSXSXAAAAAMAMAMMMAMASMMASXSASMSMSAMAMAMMMMSSSMMXAAAXAXSXMSMSAMXSSMMMMAXA
|
||||||
|
MSMMAAAXMXAAAASMMMSMXMASAAASAASAASAAMSASMASAMAMXAAMMMAMMMSAAXSAAMXMAMMAMMMXXMMSAMASXSXMMMMMMXASXSAXXSASXMSMSAXAXAAMSSSSSMXSXXXAMXMXXMASASMSS
|
||||||
|
AXASMMMMMSMMMXMMSAXMASMSSSSSMXSMSSMXXAAMXAMASAMSSXMAMSMAAMMMMSMMSSSMMSAMASAXSXMXXAMXSAMXASXAMMMMMAMAMMXAAAASMSMSMMMAAMAAXASMSMAMMMSASAMXAAAX
|
||||||
|
MSXMXMXAXAAAXMAMASXMAMXMAXAXAXMMAXXSAMMMMMSASMXAMASXXAMMMSASMXASAAAAASAXAXMXMAXASXXMXMXMMMXAXMAMMAMAMASMMMXMAAXAXXMMMMSMMMSAAMAMXXAAMMSAMMMM
|
||||||
|
MXMAASASMSSMXXMMAMMSSMAMXMMSXMAMXSMMAXAMAAMMXXMAMMMSSMSXASXSAMXMASMMMSAMSSSMSMMMXAASXMSSSMSSSSMMSXSXSMSSMSSMSMSSSMASXAXSMASXMSSSSMMSMXXMXMMM
|
||||||
|
AXASXMAXXXXMASMMMSAAASMMMAMAXMXMAXXSAMMSMSSMXSSSMSAAMXMMMMXXMSMSXMASAMAXAAAAAXAXMSMMAMAXAAMAAMMAMASAMXSAMAAMAMXAAXAMMSMAXAXSXXAAXXXAASMMASAM
|
||||||
|
MAXXSMMMMSMMASXAAMMSXMSAAXMAXMAMSSMMASXAXXAMAAAAMMMMSAMASXMSAXAAAAXMXSMMMSMMMSASMMMSAMASMMMMMMMAMXMSAMXMMSMMASMSMMMSAAMMMMMMXXMASMAASMASASAS
|
||||||
|
XMSAMXAAMAXMXSXMMSAMXASXSXMAXSAMXAASAMXAMSAMXMSMMAAMSASASAAXMMSMMAMSAAAXMAMSAMXAAAASASASAAXXXXSASAAXMSAXMAASASAMAXMMXSSXXMASAXXAMXAMXXXMXSMM
|
||||||
|
AXMXMSSSSMSMXMASAMXSMMMXAXMAMSASXSMMMSAXMSXXAXMASXSXSMMMSMSMXAMXSXAMSSXMSXSSXXSSMMMSAMXSXMSAAXSASMSMXSASMSXMASMSSMXMAMMAMXASASXMASAXSAMXXMAS
|
||||||
10
input/day04_example.txt
Normal file
10
input/day04_example.txt
Normal file
@@ -0,0 +1,10 @@
|
|||||||
|
MMMSXXMASM
|
||||||
|
MSAMXMSMSA
|
||||||
|
AMXSXMAAMM
|
||||||
|
MSAMASMSMX
|
||||||
|
XMASAMXAMM
|
||||||
|
XXAMMXXAMA
|
||||||
|
SMSMSASXSS
|
||||||
|
SAXAMASAAA
|
||||||
|
MAMMMXMMMM
|
||||||
|
MXMXAXMASX
|
||||||
84
src/day4.rs
Normal file
84
src/day4.rs
Normal file
@@ -0,0 +1,84 @@
|
|||||||
|
use crate::day_solver::DaySolver;
|
||||||
|
use crate::util::Grid;
|
||||||
|
#[cfg(test)]
|
||||||
|
use crate::util::read_file;
|
||||||
|
|
||||||
|
pub struct Day4 {
|
||||||
|
puzzle: Grid<char>
|
||||||
|
}
|
||||||
|
|
||||||
|
impl Day4 {
|
||||||
|
|
||||||
|
pub fn create(input: String) -> Self {
|
||||||
|
Day4 { puzzle: Grid::parse(input, '.')}
|
||||||
|
}
|
||||||
|
|
||||||
|
fn check_with_step(&self, word: &str, i: usize, j: usize, step_x: isize, step_y: isize) -> bool {
|
||||||
|
let mut x = i;
|
||||||
|
let mut y = j;
|
||||||
|
for c in word.chars() {
|
||||||
|
if self.puzzle.get(&x, &y) == &c {
|
||||||
|
x = x.wrapping_add_signed(step_x);
|
||||||
|
y = y.wrapping_add_signed(step_y);
|
||||||
|
} else {
|
||||||
|
return false
|
||||||
|
}
|
||||||
|
}
|
||||||
|
true
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl DaySolver for Day4 {
|
||||||
|
|
||||||
|
|
||||||
|
fn solve_part1(&mut self) -> String {
|
||||||
|
let mut count = 0;
|
||||||
|
for i in 0..self.puzzle.width {
|
||||||
|
for j in 0..self.puzzle.height() {
|
||||||
|
if self.puzzle.get(&i, &j) == &'X' {
|
||||||
|
// Horizontal & Vertical
|
||||||
|
if self.check_with_step("XMAS", i, j, 1, 0) { count += 1; }
|
||||||
|
if self.check_with_step("XMAS", i, j, 0, 1) { count += 1; }
|
||||||
|
if self.check_with_step("XMAS", i, j, -1, 0) { count += 1; }
|
||||||
|
if self.check_with_step("XMAS", i, j, 0, -1) { count += 1; }
|
||||||
|
// Diagonal
|
||||||
|
if self.check_with_step("XMAS", i, j, 1, 1) { count += 1; }
|
||||||
|
if self.check_with_step("XMAS", i, j, -1, 1) { count += 1; }
|
||||||
|
if self.check_with_step("XMAS", i, j, 1, -1) { count += 1; }
|
||||||
|
if self.check_with_step("XMAS", i, j, -1, -1) { count += 1; }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
count.to_string()
|
||||||
|
}
|
||||||
|
|
||||||
|
fn solve_part2(&mut self) -> String {
|
||||||
|
let mut count = 0;
|
||||||
|
for i in 1..self.puzzle.width {
|
||||||
|
for j in 1..self.puzzle.height() {
|
||||||
|
if self.puzzle.get(&i, &j) == &'A' {
|
||||||
|
// We search from the center, so:
|
||||||
|
if (self.check_with_step("MAS", i-1, j-1, 1, 1) ||
|
||||||
|
self.check_with_step("SAM", i-1, j-1, 1, 1)) &&
|
||||||
|
(self.check_with_step("MAS", i+1, j-1, -1, 1) ||
|
||||||
|
(self.check_with_step("SAM", i+1, j-1, -1, 1))) {
|
||||||
|
count += 1
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
count.to_string()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn test_part1() {
|
||||||
|
let mut day = Day4::create(read_file("input/day04_example.txt"));
|
||||||
|
assert_eq!("18", day.solve_part1());
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn test_part2() {
|
||||||
|
let mut day = Day4::create(read_file("input/day04_example.txt"));
|
||||||
|
assert_eq!("9", day.solve_part2());
|
||||||
|
}
|
||||||
@@ -4,6 +4,7 @@ use std::time::Instant;
|
|||||||
use crate::day1::Day1;
|
use crate::day1::Day1;
|
||||||
use crate::day2::Day2;
|
use crate::day2::Day2;
|
||||||
use crate::day3::Day3;
|
use crate::day3::Day3;
|
||||||
|
use crate::day4::Day4;
|
||||||
use crate::day_solver::DaySolver;
|
use crate::day_solver::DaySolver;
|
||||||
use crate::util::read_file;
|
use crate::util::read_file;
|
||||||
|
|
||||||
@@ -12,6 +13,7 @@ mod day_solver;
|
|||||||
mod day1;
|
mod day1;
|
||||||
mod day2;
|
mod day2;
|
||||||
mod day3;
|
mod day3;
|
||||||
|
mod day4;
|
||||||
|
|
||||||
const DEFAULT_BENCHMARK_AMOUNT: u32 = 100;
|
const DEFAULT_BENCHMARK_AMOUNT: u32 = 100;
|
||||||
|
|
||||||
@@ -86,7 +88,7 @@ fn build_day_solver(day: u8, input: String) -> Option<Box<dyn DaySolver>> {
|
|||||||
1 => Some(Box::new(Day1::create(input))),
|
1 => Some(Box::new(Day1::create(input))),
|
||||||
2 => Some(Box::new(Day2::create(input))),
|
2 => Some(Box::new(Day2::create(input))),
|
||||||
3 => Some(Box::new(Day3::create(input))),
|
3 => Some(Box::new(Day3::create(input))),
|
||||||
// 4 => Some(Box::new(Day4::create(input))),
|
4 => Some(Box::new(Day4::create(input))),
|
||||||
// 5 => Some(Box::new(Day5::create(input))),
|
// 5 => Some(Box::new(Day5::create(input))),
|
||||||
// 6 => Some(Box::new(Day6::create(input))),
|
// 6 => Some(Box::new(Day6::create(input))),
|
||||||
// 7 => Some(Box::new(Day7::create(input))),
|
// 7 => Some(Box::new(Day7::create(input))),
|
||||||
|
|||||||
16
src/util.rs
16
src/util.rs
@@ -117,6 +117,22 @@ impl <T: PartialEq> Grid<T> {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
impl Grid<char> {
|
||||||
|
pub fn parse(input: String, default: char) -> Grid<char> {
|
||||||
|
if input.is_empty() {
|
||||||
|
return Grid { data: Vec::new(), width: 0, default: Some(default) }
|
||||||
|
}
|
||||||
|
let width = input.lines().next().unwrap().len();
|
||||||
|
assert!(input.lines().all(|l| l.len() == width), "All lines in the grid should be the same length");
|
||||||
|
|
||||||
|
Grid {
|
||||||
|
data: input.lines().join("").chars().collect(),
|
||||||
|
width,
|
||||||
|
default: Some(default),
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
|
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
|
||||||
pub struct Coord<T> where T: Sized {
|
pub struct Coord<T> where T: Sized {
|
||||||
pub x: T,
|
pub x: T,
|
||||||
|
|||||||
Reference in New Issue
Block a user