From fe73cc967643a84aaaf428a9ff91e627f50de97d Mon Sep 17 00:00:00 2001 From: Lennart ten Wolde Date: Sun, 18 Dec 2022 19:04:47 +0100 Subject: [PATCH] Day 6 --- day_06/input.txt | 1 + day_06/solve.nim | 24 ++++++++++++++++++++++++ 2 files changed, 25 insertions(+) create mode 100644 day_06/input.txt create mode 100644 day_06/solve.nim diff --git a/day_06/input.txt b/day_06/input.txt new file mode 100644 index 0000000..992da75 --- /dev/null +++ b/day_06/input.txt @@ -0,0 +1 @@ +srjsssgppnssqzszmzjmjdmmqwqcwqccslsjswjssgbsgsnggqtqnnjznndtndnhddfldfdsfswsjsjjptjpttlwlccpnpgngcncnscncsnnwrwmwggsgdgssvbsstzsstqqrjqqlsqlsqscschhclhccznzcnnzzqppjbpjjqzzbwbqqzdqdjjqtjtbtgtqgtgdgwwsjjbwjjzssrsvsttgqtgglgplgpllcrcncssbrbgrbrllsqlsltthshrrnddwzdzdbbrppdvdqvvpvdvdsslbbmnbnjjrdrnntzzftzftttrsshpspvvrzzqzwzhzszbzjjwqwvqqglgflfwfrfprpddfvdffhzztwtppwwwztzsznzmnnbvbbtqqdhqdqdfffnjnmnlmljmlmnlnddzbbdgdqdnqqtjjtnthttvwwtrwwwgffqcfchfcfwcczhhgjhghpgpwgwffhghzghhtftntnnmlnmlmddqbbfwbfwbwvvfssrggptpltpllbcbzczzlccjgcgvcczjzvvvdtvdvqdqwdqdvdjvddjfdjjqmmfgfsftfzfwzwzfftmfmmqdqccjqcqwwflwlccpssvzzzbnbjnbjjgtgpttbwbrbwrwvrrwccgrgrvvpjvvznvvhddtdldpldppmlplltdllhqhpqhqqbpptgpgjgqjgjffvfdvdttsrsllhzlzrrdrnrjrddqbbjrrvrsstgsttjqjhjbhhnmndmmnrmnnrggmtgmmhshjjfqjjtqtstpstppggtzzrsrwwqffvzvzvqqggqsqtstszttpvtvvvddcncvncvchhnsnpsnnlmnnmqnqjjfwfccmwmbwbswbswwghhzrrptptbbjbtjjgdjgjrgrwgwlglblbnlnbbwnnpbnbmbtmtvvhjjlwlhhszslldwlwdllhjhghqghhqpplhhtjhhnhqhlhjhmmlhlmmrpptvvcczfcccwgcccpgpspdpccfhchffbjbzzwppfbbstbtltpllcssnnctnnqcqhhclhccvlvlffnjjwbwfbfttwvvdvnnnsrstrtmtfthtzzcvzvhzzpmpfpmmmwggdbdqdbbjnbbdqbbrnnnprrwbbcwbbpjjprjjzzvwwvrrthhqvhvnhhzmzszrszsjssclcjjbhjbhjbhjbjhhzbbzttnrnssrbrjbrjjmsmffdlflfzfbzzmtztdthdhldhlddnccgbbmtbbsbzsbzzcsszpzfffprfpfzfrzzhvhffsmmqtjwgjbzhnmrslrmgfjpqcllcgsjdhrshqtlgmqqtfmswfzwtnrswtzdjzclcfmltqgdhcsgvzrdltgfbtqclpppvbqnbqmlhmdbsjbwbdllzpnrwfhmnlgvdwsdjsznnhqzhwntjvcpzdrfwmwwdrttdvzspmbmqggmlmsvwgcjgpvcmplqwfjgpghnfpbctnfhcgngcbdmzhlpcnjpmczzsgfgrdftrzgvmmpdmgcrpcdrjsgczpfjnwpdjpntdngdjwctvcbsjmfwvtsrlhvpswppmfwrwzsbsgbjvljzqjjldmnqnmwsmqnmhmqhhttppbpqlvdcvdbhmbnjzztjrdjdzlvmbdrghtftwdpcwwblsjbgnzwtpztmtmnrpsvzfzncqmrvhcbqcvqvnlngdcllrqlbhjttnmjmhfhdzmjmplcfdqpmwblzsnmpczwcnggcwdvgnjcrrtmpwwqdqpvtbzpdbfnbfcfllntqjlslcsznjvzvsbntrtzwhcbtdmbmwttvhdvdtvrcmprcrrjlgsqddrsmwsrbtbpjrmlbrnsdrjfhjnqjtgjmhzjbjnprvmhtjcdbztwqmrlfflfmcslshtwmwhgvbdslgjhzjlglhllsdphlzngjfwfrlwpnqfhghnqhzhgrszbcwjvlrtmshntszsqplvfbccjwctgtfmqgqjdlgdbwhgvctqtcgfdwvqdwqzddmsbrpftzpqztgzbnplvhftmgpdthnrdhqbltbrmhpcqsfccmqzwmrbnbgbjspslwpjhdqspssqdtnssmjmvzwwfstgzzjrmfczdlznwqpdhbsjqddvffcgfhfdqdrlwcsgcsszdtpqbbsthpwbhdfzmgmcdggfcwcmzfjnfbzbccjhvwhbwfslnqnrwhgrwtlnmrmncnjtbjbdlmqsczppgbcmsdrwlrpjbgrmnhqqfhhsdhmdmpvvpjrnzsvzctmqhpzcvcjfgtlfvqvnvlnprmgrsvrrvtjfndqfsvqdsfbcwlbglmfhfhcfgqdfmclnzhdtppgzzsqgjqncqrbdhlhdjqwjpmbdnfmgdgwbwmnlngnmrhcgqwzvmbjzdvsspjwwdtpnvpftdlqlzfgtscfczsvbrtrqqpgqlvmrtddqplbzsswbgpdzpqfvqpqbndblghmdhmnctdnjbgglmrlvmrmsfgntfdwvqcvvlvbcnwrctvjqhmnsjqccwltbfqpqpmwsfvmnnfqmlmlcchqcdtbvqwcpptvfwrwtbdrlsgnwpmjgnwlprzqjlwqmtmjglbrzlgfbsghwqdmwhrcmfwdmzmflsbngtgndftdpzsqvgqdsfdhplmfcmwpbtvcdmpghmfwqjvhdhfpmbrqpvnbhlftgdtprlztrgnlcldfpjqjqdfrvqtcnzrtjcgzgsslzghlnfhwwjwzdsmpsczclrfmnqjvfmvsqpntsnnnlrfswqtrppzhqgjzlzvrrbhhfhchhvgztpgctcsgssvttszsrdwzwrbmwmspgqhmmfnzqqdbmnbltdmrsvqgddltwczbbjcmplncspgqgmzrndhttsrbvqbpbvhshfqrpqgmmdbhmmtccjcmntmpqhrvhnfnlqqbctsnfzjbphhqwmztgbhqqlbctbsfcszbggzrlcdhwddtjgtqhppzgjsqcddwjsngjrcdflmgwgfnzhjtcwgbqvpwmpgcpdwvqgswwfzcnjgmdpffmqczmsqgpthpmsjlwnrcbzrfshvwftzllwrmfccmlpjnmpjdfpcvjgjpznllmqjwpcflgqgdljtbbjvjlvhhmtvzfnjfnnwrvtlfdbhqphrjghtmlsrplqscsnvjvqdslsbsfzzrjfmchplzgjgdqvzhfphvsjfvnqlgmjfzhrdlmmvfntnzdvrnwqshsmtjnqmwzgpbbzszrsqcvlzjwnmgjhmfqrbvgmfqpswctmvpfcghvdqgstglmzvpfhzfzvhqqdmvrvrttlpwwhqgddzqlrvvdffqtznvlfgjhhmvbmtzjqnnhqzrtbzpqcwpngrdcndcgzwhzgtfwbmwbrpvvczczhwcqwsqzqbqvqftcswtcbzdbpccjhtwbpnwlwwwqwscptlwshrdbmmdcgrmpnnwgjwzszwwdwctfspbfqvdjqtrflshrqlbfgpnrmbszwjpcdzbggphgplcgvwljprzmtncsvfwqchttndhpnzmtdvtjqtcsddtqvcmztmjgwqvjhflrjjtnvfpjrnlvzvwvrpbhrzslmrqqzqhnzqnvtqppmncddphbwwsjczmphsrlltzndtqjgdlqgpnlfcvwntstmrgcrjzmmllpwldnwmwzpvzctmhszspcvtgnqthszzsmtdnzwtfddfctpjhscbqgwfpqmzpvqrzvtbrdjzrqprdgbpmzzfbgqcvcdtsfrffcpqwtvdwvtcqlcsdrzntgrhrspznndslmnvptlphpdqgbblfhmgbpmmfwqzlhvzshhpzgfjldqclngbcbrmmnqqvqmwdnjsglsggqfgjldqfbsqgtrwmpdffqlcwwlfhlpqfgwtssnjwzhgvtwqzmhmgwzwmcggmpmrzqrcsmflqsrbnzvdmjcdbnscstqrqhvddsbjpzwsvzswqhcqmgzlvfcnzjrrffzphmrvdbhqbrwpsfqvfqwhqhcgfvfsfttzcdsrjgjwcgvhllszmplmvgczqsbfldnbvrnqccbprjjdwhmqpdjjrnfdlhzdvlfmrldjlqclbjrrtjfsflphzdcdpfpr \ No newline at end of file diff --git a/day_06/solve.nim b/day_06/solve.nim new file mode 100644 index 0000000..dbc5772 --- /dev/null +++ b/day_06/solve.nim @@ -0,0 +1,24 @@ +import std/[sequtils] + +const input = readFile("day_06/input.txt") + +proc isMarker(segment: string): bool {.inline.} = + segment.deduplicate == segment + +proc findMarkerIndex(data: string, markerSize: int): int = + let offset = markerSize - 1 + for i in offset..input.len-1: + if input[i-offset..i].isMarker: + return i + +# How many characters need to be processed before the first start-of-packet marker is detected? +proc solvePart1() = + echo "Marker: " & $(input.findMarkerIndex(4) + 1) + +# How many characters need to be processed before the first start-of-message marker is detected? +proc solvePart2() = + echo "Marker: " & $(input.findMarkerIndex(14) + 1) + +if isMainModule: + solvePart1() + solvePart2()