add solution for day 6

data/day_6.txt

@@ -0,0 +1 @@
+llqnqffqsqttfffbcfcbcbdcczccfssvwswrwddzlddpdhdwwlvlffjllnjjwjqwjjttwbwcwfccdmmnddgvvpwvvgsshnshsgglljfjzjpjfpfjpplddjcchdhvhlhvllvflfbllsdllgppwjjprjpjrrdwrdrggjvjppgbgttdppwhhcshsvvgpvggsllstsggdjdmjjrvjjszjsjbbsffjwjnwwzjjjvqvfftbffbpffndfdzfdfvdfdggmpmbbwgbgnnbtnnnhggdmdffrqrlrhrzzrmzzmbzzcdcwwzffsrrnfnvfnnvppwjjndjnndtdppgcppsmppljlpjjmlldlsltlglwgwcwnwvwddzrrllwjjnvjvwvppjssncnfcnfcfcczfccpjphjphjjjsgszzhthghjhrjrbrtrjrhrsrfftfzftfmmwmpmgghbggjrrsdswddtjjvnnrwrzrpzzlglwggrnrgrfftnffwwgllrqqzbqbbtltbbgdgpgphggspggplggmcmscsffzcfzzbggdrgrqgrrnlrnrbnnzsnnzcctvvnvwvnwnhhwpwtptllpflfcfttwtjjhwjhhbwhbbtppwhwvhvghvhphpwwcgwwhbbfvbffzpzlllrzlrrbnnrngrnrpnnsszbbqffpsffhfshfhzzqhhcgcgfggzmmdllthhrhnrrwggdqdsstccqllflmflfddjwjzjffvjjfgjgdgbdgdngnpgpnpffsnsjnnbbjdbjbtbmmbrrlbbqmqpqrprjjrbbvnbbzvvcwwlfwfggmhhdhsdhsdhshhqfhfrhhqlqttffpmmjzjqjggqzzdfzflfsllshhvjvfvbfvbbjljhhzrzqqszqzsqqswswbsbzszgzdgzzhjzhhvffhthvtthltthghzhvvjttczttlssvvgjjmsjstjjrfjjhbjbnjbjddqrddnbdnbnwbnbqbmqqgtgqtttcmmqbqrrgrrsrszssvpsvvjqjttjpjwwmwfwttczttgccwhcwwrzwzbwwqbqmqnmqqnfnmmmzdmzmpmssdpsslbbmgmbmlmnlldlccvzzlrzzqbqfqlflwlvlhhtrtcttgnnqhnqqtjjphjhwjhwhpwwvdvfddmndncnppcffhllfvfdfllhgslvtsqhtlfdflcjfmqbnctnfnwqrlqbzrcbvldrffcptsgslqcszqcfdvtpggvdqblwcgmdjqrpjdhtrmvrfrzznspqlfhnjsppbpjdggcwjwprpnlnntgfgmflctqphdmzfvpzzmbzmvrqdgchzmdvjdzmfsslpqvhpgznmpspjpdmlfwwjbbwqbfthghclldpmnsbcwlzswrsnfzbdzpcnrrpspdpfqhvmtfjlppqtphvzzqrwhzccnrgrtgfbfgtwvlwsmcvzmqmhsvztmmvpjzfwzgfwntbrsfthdgrcmgtdsvzcllmcshrlqldrvrnmdgbwttmhczvscrdvfgdvrhfvlghhsfbmrptbwmpnvtsrjlpjlbmmjzwwzbdtjlqqdczqgpzfjslccrcrblhplndblghchczbjjfzlsvvrqhvgdsncgpjhjlprhfhswwbmrnszqzhhlrbqpphvgtfsgmdpjwgcmqnvfdhrqmbspjpdrtdbqnbmbpgqwgmltqwrjprvsfjsmpldcqqbvmfhgzltzfvhlnfdqrphzzjrbdvnnjspvnlnnsdzvgqsqztndjpmnbqtwnpzmmfhsswwnnwwlbnpgbrhzchbnsrwwpprhntngsjzvssttqwfvjrdddtfpgtqqzcwljzmdjtgzdqjjvbqgdttdgvqvlfdsgcjhsmdmwrwdcqdflpfjbfzsvjrzrhhcnvcjblwcdvtbgfhfgcwrcjsrzcdrfwtvdqrghdtrjgdmhrfcsnwwwdpvjtpzdqfgrlmrqscjbfgdbgvflhvdjmnmslvsbcbgwplgqljmlzpgrfjwmvqfwmwrhnmdjhdwgjrngvccrbzmhcqthvvtdtmfqvfczhqbfgzgrmdtprznfzjtrcwqgztchtdmzmnwbfbnbttbvzsflcpsjshgphfdlvhdrcpsqnhjjggbnsqrfpwsdznzcwjbcswwndzbpdnfcbdrfgrmqzvtjttltbntznmqfsmqlgqvlqnrvgrnggslqhbplmgpzwlfzbvwdvrchsnhrnvgmzjdprvvspltcdzmdnlgtmrwnwpdndpdqjltcnmsggrvbprslqhfgmzqtppdpsjcmmbvfgmbpdnwdcgnssfgjhzhrjljdwhrzznscndgbscdmbbtbrnzbqzvcjgjgljbjlrrvdhjdllsnjzhwlmjslghrqplwjwssbzzpdzdfhhsqctlcddnfnnvbcwpdvzdcsgcqpctsjtdtnzpggpzsrrhfjtthqcqhtvwzltbdvdnbgwlppblwzjsqqbcpcrthhrhdnzhdnflqlvbzmcjfcrbmgdgqptfqfbmlfbblqdfmnwgvbdhmcmtmvtggqstjpwhvzjhbgpblmdrnggvrvphbglqgfcphmrgfmrwcdchtwfllqwsnbqttwdcvrwgzjfztmcffppqtmnwpgcrgwtjbdtjlmnpmvlzndljglzblwdrggqvbbfvqcbcbpqttrmqlcqnqvrfqsnlpmwlcgfwfcqpgmszfccbqtcqfwlwqrjjhrdbjqvdmfzjgncjqgqbthpgjgbfdvltbhpnbjqqwrsczrthfhmlzjjjgsjtsvgmwfsjngzfqdqzfhvwjrswvnqvsvvsjdbwlwdcsszdngmmhnnqsgvsrvpnndghrwgzztqczvhcrzdpqtrmrnfsfrlpdnbbtshfhplzqvdvzdvwhwsbpnbzlvcbgptdszjlcgfdzchjcsvhzdljvgpwstzwnssvhztcptnhslggnrschvfnmhcnjvldthtfpqzdvltfgnmtgvlrljhwqdzqfmfblstvfnpfcdsqslrqbztrbfzmsfjtjwhlzfnhrvpfqfqvtdllrvchmqphgljwcspgpwsdwqfdhsqhsflpbcbjjmjrfjrqrqfqcqzqsqcnqhfgsclfnfzblfdhphrvqdpvcqmllrcdnrlwqbrgqsbfqqllcvmglntjwcsjljgntmmldscndfdjcqpwbqpbmfjsgwfwcqbqbbhhgprlbzmvdfjcsmsqvhfhmgrhnwpslztmwbhdgrfzfcmwjswpbpzwstfbfmgwtprmptzjwtrqthrqwgslnmtlfgnvgpwvsfwthtrgwfbnnnwmdcfrpqqztplscvfnfpfwwdnfnzjccnhswwlcrrdqfhvsrnvcdrwmjswzggscplggbwgndsbntqvtrjbmbzrnbbmdjvwrmmtrmfjjhnvrcjcbqlhlthbvtjjczddblbbttmmzgdqmtdqswjdwbjhsrjbvdtqzqdbhhgbttgmgwfgfpczpqpfsddgslltwsvngwbwfbfcdzlqghwdbfzzldjpwpmpjmslwnwbrjjvwcsjgdzjwrrwnvgvrqlgjhwvrgnczspfplhfbtdpbpfqmhbvmcqdgrrjfslzgsqfpwrrrmjdtgbslddwvddrbmrdsdhhnlwsncrmnglrrpvtbrfvjbdmcpgphcdfwnfcglvmlbslttpmjnspqhnmbcqgmncfjjpdfjqhggnswbgppjhllscrvtmtmmbwbpgddtzblscntrmccdpzdnllqpvfdpfpwwvnnbjlzphvqwffwsjmbtllctrjmllwscmldcdrpfrzrqlpwbjwfgmnshzqzgdjqhcwtsqlsjffvzcpnrzmvtlzlgwvrrjtdbcnddbhjgqqzrvhplrbsrwgscjnfmhbcnpdcjqrltgdzzzzbqtsspbcdssbjrzfqdgvhmgdzsjdsqcfwbgrnhrlzgpjmhctqdccmvqzddmcptsjgtfshprqmslvtmtrprfsngrnnpnrccrvnrvcwzrbbnbghlwvcncgzglnqthchhsnzlfrcggdptvwlrbnfwgjpflgrcfzhhgffwcbhwlsdmvmsvvzvdcrlvlnstgz

src/day_6.jl

@@ -0,0 +1,24 @@
+include(joinpath(readchomp(`git rev-parse --show-toplevel`), "aoc.jl"))
+import .Aoc: @aoc
+
+function sliding(in, w::Int64; step::Int = 1)
+	((@view in[i:i+w-1]) for i in 1:step:length(in)-w+1)
+end
+
+function find_packet_start(buffer, len)
+    counter = 0
+    for window in sliding(buffer, len)
+        length(unique(window)) == len && (return counter + len)
+        counter += 1
+    end
+end
+
+function p1(input::Vector{String})
+    find_packet_start(input[begin], 4)
+end
+
+function p2(input::Vector{String})
+    find_packet_start(input[begin], 14)
+end
+
+@aoc(2022, 6)