Day 6
Section
input =
"bjbffsfnsnppzpphvhjvjtjmjwjrjdjffwrfrvvrqrrqwrrqpqhqnnddvccrbbwcwbcbclclhlzlznntrrzffctcggzqgqtgqtgtrgttlhttgstgtsgsfsnsddsvdsvddrzrvrnvnrvnrnmrrvfvbfbnbmmtbbgpgtptjptpctpccmccgbccqbcqczqccdssfqfzzjgzzvcvgggrjggncgctgtjjpttqtrrvmrvmmzzfcffpgfgfqggbwgghcctllfhlffbbcffspfpcplpjjlwldwldlpddwzzlqzqfzzcwcmwwcddhgddstsnsjsvjsvvndndsnnclcvcpvpwpqwpqwqllcjcsjjbppfdftfrrpwwqtqtvtllrsrhhczzgllsbsvsttbsszzgwgjwjqwjwvvcmcbczbbgppghghgshhvmhmvvvflllllsrsqsbbfsshhrhddcncbnnrfnnbtbftfltftdtndtdtcdcbdcbchhtddhhvbvsbstsjsjppmpjpttmjjvtjvvdcctcbbbbqzzssfdsdrdwdpplspllphpnhnshnncwnnhlnhhvvpttfftwfwjfjzjsjddjldjlddvzzfzczrzjrzrhzhshslhsllmcllhhthrttfssnqnjnbbzfbbmpmlplhlttmzzwrwjrjppzmpmrprcprplrprmrvrvqrrnlnccswwvggvgcgddlrlrccqhhgvgnvvmlmmcqqhrqrwqwsswgssfjjgvjvppfffhjhrhfhhlphpmpzmpmlppcspcpgpnpddcmcllwvvqfqbbpbcchjjpzpzbbhbzhhrrzrhzhphqphhqvqttmhhbvbcbcmbbfgbbmnmncmnmvnvffgdfggvhvthvhqqdwwvmvlmljjjvsjswjwzwjjqmqrmqmlljqqjvqvtvlldjjfbbpbvbttqhhgrrcssfdsdccrncrncnmnvvmccnrrrtctjtsjttrmrhhvdhdrdjdpdhphsppnttnhhvdvvztvtftsfsrfrppsggfbgbbvbmmjgjrjttfnngttscclzcztctcltcllsmllggbfbhffjljhhbjjjgddzdvdvrvzrrgqgllnvllnccqjqhhwrhhtfttfpfsfvfqvqgvgpppjjhzzcszczbcbtblltlffdfwddfsspgprgpgjgdgsgcccrllbzbqzbzwbwwtmwwvpvlpljlsjssfnfqfzqffthtjtptvptvvmlvlzzdnznwnddjtjpptnpnccbsccjmjqqcfcdddwtdtftntzzpbbbhcbblglttrmmclcdchhzttjwtwztwzwzczfccmrmcrmrsrnsrnrsnrrfmmmcpmmjtjrrwssvdssrvrqvrvcrchrhfhpprwprwpwtttvrtvrvffdcfcssfrfbbvsslvvhphrrwggssjtjbttqtllnmlnljlmmtllfjjtjtpjttbwbswsnwnnjdjbblfbfmmblmmwnmnncjcwwhzzdffvppvmmtzzrhrchhtjhttcssvnsnvnhvvdgvvvgtvtqtgqqzrzbzqzgqgmqmtqqztqqgllchlclwwbwrrwprwprrlgrgwggjhggtgmtggjddfhdddnzztrtjrjprpwrwttqzqnzzfnfcnfcftflfttvbvpbpllrtltslttlddbzdbzzfjfrjfjcjhjssbcsczcnznlzzggdccllhbhpbhbjbwjbwjwtwffptpqqqmssrlrddwqwqdqfqjqwqtqhtsrgvsdtrjmhtgrwvwrbfqtgvjbwphbrszdcgtcpqqrcqtzvzjstzpbmwrqlrcsmlnqpsprsfnpqqsdzbfglcshtjpphmchdzggrcjwttwlzdffgpswzfjdcgzntgzsqvjdnwwwwmtjvpqjgmltmstzztpzflfdhbhhljgdmthnrdzhmtwcmpsjnlgwcvnwdbdrbhcsscgwtptzrmqcwdcmsssmqjpnvclhhbgsjrmqgvvqhgmhzmnpqtczqwmnpvvpdhdtdpdsrmzwtsfchzmdlggrnvwcfbfmrgffssdjjlwbdvjqqwddgmgfwvbzldccwnwrnltcrmblwqswjslnsjtfqvssdrdtpwptdtvtdwhgtgqnmhqfljjjsdgwmptbctjtpdhzmtshgdwnnhfjthmhdrqqqprrdwhvsfwfbvwtfvhgglfphzwjqffwcclbpmtcqzmtjmswscngtbmbdsvfzfbgwvhwlhtgdsnscnrssdqzvhmhplqppzrgdncfvvpnzhgnjrvcmhrqmzvzmdhhpjmrrnwfrhdgqdhvvstbldrgdcwbgjvcwhfrpbgrnvgcszhpbbgvqnvvrrcgprtsftjqtnrbqrzspmzpnchbrbbbpnjdllhnnbcfdsjjhhjcrvvtsgnnfvczvqgvbgphzzjcczsgtlvfrddzlvwdfhprnsvrnzdcfqsbfhcmnrgmrfqwcblbzgrpnvbtrqqnnfslfllfsmrrfsthfzgrwswdprzcswgrjcpzwfhzbhpmsjjtsgcqpnhtwpvpcbpttdpcftrqsbtgtspdhlvmphvnglsdntqfzcrwvvzsmjftjpgjglnnjhnpbhpcmwshdrfbczwtmtslcpmnpngvhlccvtwrsglrrfcmngshtjlnvrtqpfngrrtvhhvmnbwpjtwplfnmfqrbzzqzwchthjbbrpgdppmsjlbljrzqvhmsbrtwglgwnhmmdwpmvmjqqrhtmjjmcnbgtpbbqbnphzhwfhzddqbhqhtmwvffjdcfjmwjjdrqwsfzfrrwlmhndhdvrsdqtmccdqgppwpfrtcgzzwczfblvtjhhdjmdlldbtwthfdpjhpsgbcjjznmwdgnczbnfdfslhsjcjnthgsjlslbcvvqgqbstdwlqllpmmtqlqrbtnvphvwhbshhpdzfbclsqgdmhrnjmbwjzwzdtqswzgmnmwcqcmtpnjzzcrqftvnrdqghszchhmnvlvmcmblpcqnspsjthgqrdpbrzvwtfmnfdcfgwtlvpvwjdwzdvqvgdrcqvzwlbmcwmbsqfhzmwfqmjvgjtsprwbbsrldnwmvhrtsmcdsbftpvcsmpnlmlggmlrgjfvljmpfldftqhjmqqhwfpjtzrrhtlrmmstjphtmldslnnmfhnccrpgjmrbffcvgvmghhnpqhpvdqmdzqcjtcjplhlffwgslpsfzpwqsfpngscdlszlpctpqgdmvwfdfgpwrpltvlwrzrgjjjnjtrwctjsnbtpbfbgqzftmjhfrzrtmtnztlhwwgqnvmfnrshfcdswbqnlrqvtgjdzmqqcdgpwjlgfwnnnjsmmtfbvpwqvnjdjphclnvjntqlfwdppjgcvlcjmfdsbtgngcglmdgsgzwdvsqlvgwcrjtttgdmrlthhwhnnrvvrjgqzqmbcbmhdwmndhjstlmbtwjbgmlrqqcmqzjzcbbfrqrqlmvvgfrdtrwrpgcfsrnjdbfddwgwqrlpvfjgnjjnrlzpbtnjphlqzmdwnqhvblmwzvtnsvbcgqdpmgvchqmgjmbvrfwmmzlchhbqrfmvdffczcsjlhjrmmlmdztmltszrjlrgjwrlfwvlgqtqznnscbqgdzbvdnnjbfmcztjvbgbfmdhvrjgjcngtpzndpnpwwldlfrtqhwpfwphrgdzjvslnbpmrvjpcjpbbsmpwvzmldrspmrlbsptzfdngcscsllswzccjzlmbglsrthvbzznzpjdswhqncmrpnqhzggzzfvhlgqbvlmfsqglpphhswhjbpqnqfpzltmhndmmzclwfmlqztvrqdzfqjpdhttgshjwffdcchmvrwmblpzffbgwrgnqhhvvsvlwnzmmhjwrszpfdsncjwllrnzrsfjsrdgnrbjqlrvpmzbstlqdznhjgbslzmplnqprwqgddjlwzbtrmfsfdlggddqrccztjffvbnsmfdzdhrgsflffmmjtjlbtnfcwhwzdsnbbphbjlrfrddbpncjrtglsnrppdbznrbjqqzdswnhvssffhjzrwnmlvmwmljnhtsnplpjdjpqzbbmzzfcmpm"
defmodule Day6 do
def run(input, amt) do
0..String.length(input)
|> Enum.find(fn x ->
m =
String.slice(input, x..(x + (amt - 1)))
|> String.to_charlist()
|> MapSet.new()
MapSet.size(m) > amt - 1
end)
|> Kernel.+(amt)
end
end
part1 = Day6.run(input, 4)
part2 = Day6.run(input, 14)