diff --git a/2022/input/day_6.txt b/2022/input/day_6.txt
new file mode 100644
index 0000000..13a015a
--- /dev/null
+++ b/2022/input/day_6.txt
@@ -0,0 +1 @@
+stftmtvvtvqqczqqnjnwwlqqdzdnnsvnsswbbwsstvvssfjsjbjfjmjpjzpplpppjzjqqdzzhqqqqtcccbzzzwzrrrdqdldpdsppmqmmnwwjddnqqscclncllvhllqpllchhbccfcbcgbcgcfcncsnstsddldzldlmljjfbjbzbccmrmrppqmqsswbwqwdwwcnwwhrhppfsfvsvrrfllhglhlggjpggzjgzggnvvqfvvhffpwpmwpmmwvmvrmrbmbzmzbbvgbbcfbcfbfppnzpzrrszzqgzgjgddmdwmwrmwmzznqzqhqhvvsslppsrrljjfpfcpfpbbrjjwjmjpmpfmfzfvzfftptzzbmzmddpvdddqmmzjzbbhmmwqmmmbgmmttrhrqrvqvzvdvzdvvmsvmmqlmmtddvlvttrtvtvcttvssnwwbccqmmgbbqrqlqjllmslsmslltrtffzfpfzpffvwvffsllgvgtgwtwnttfzznzqzztfzfvzznnwzzcvcqvvdwwsnsvnnthhnphpssmjmfmhfmhmgmllmsmrsrrmmhsswjwqqdbbghhpsptsswvsvfvcffqcchlhfhvhjhdjhddvjjpmmsrsqrrngrrmvmsvsllrmlrlprpggqzqmmvlvvwrwnrwwzztrzrbrdbrdbbhlhchjchhtthpthphplhhlphpjjsddtppvbpbbmnmgnmmqbbrhhfrfpfjpjgjljcctwtmwtwvvvmsvmmnjmnjmnmqmvvggtzzctzttszsvvjwjqjmjbjvbbshbhghlghhpvpnvvqmmgjmmggqvqtvqtvqtvvmlljbbhdhshnnwqwbbrnnwswmwfmfttjztjzjsjzjdjbdjjzfzdzgzhghgpgqqdzdhhnwnjnnhrnrqqjsqsllbzzzcnzzmjmvmrvrgrfgrrqmrmpmpzmzqqfwqfwfjjhphgpptzzwmmfjjvbjvbbqsbsbcbppjzpjjzpjpvjjzdjjgcgppvrvjrjpjspjppntpnnjlnlrnrdndjnnsbnnppvspprbrddjrdrmrfmmtmtbtntftjjsscvcbvvcnccnbnrbbmlmddhpdptddmrmmjddnjjtztctqqhhttqctqtbbnfnwnmndnzzljlgltgltljtjllwjjbrjbrbpbgppmzpmpggdnnmznnhhmfhhssgtgvvlsljltlppdqqbtbvbsvsswbsbhsbsmmwswbbbbhvbvcbvvsvcsvvmfmlmgmjgmmbqbrbsrrgrsggldlmlttpbpmmtptctqcqvccnhnmnssmvsmmddlclpccfwfdfqfvqfvfqqwmmwrmmbzznpnllfttgcttnbtnnsswttfppnddpdpsphhpttnrtrlrsrmrnmmzhmhnmnwwddmhdhqqhbqqdcclnlfnnzfnzzqfqddczcqcrrjsrrswslltfltffjhhqqfcchqcqpplbltbblbcbncnpccdffcwwqzwqqlwwtjjpbbjvvljvjgvvrsszfsfcssqsvvwsvvdfvdfdpffztzrtzthzhhmwmzwzssjlsldsldsldlvvjdvvnbvnvmvmccvfcvcfcbchhzqqhgqqcbbhdbdpddwcdwwzszsfszzgbgdgzgvgsgnssfqsqjssrppsgppmmpzmppglgqlqqpzpqqfzzzrnzrnrqqzzfwzzffjfzzmnznpznpprhhvcvvvfddcrdrsscnnsznzszbznntwntnrnbnzzrnnlwlggnzzwppmbmrrncnlclzltlblhhlvhvphhsdhsdsqddgzgvvshvvzzbvbrrlplqpptplljcljlvjlvlqvvndnsdddmvddzhzjjgpjpddppzllwtwfwgfgpffmhhzllsttmqqhjhhpvpgpfjsgscnwjmwmtmptwlpfjljwgpgntrlpjfgbjqmcpzgfhrwmznqnsbpptbdrzmdtvvtdqjgrjzlphndhmlchvddglqnqsjqrfqslprsvlqjwqnsmsznptsstpvdntpttslpmqqbsdlqwpjqnzmpblgqmjrvqwsncnzdszgfsghddlnwhwzpgtddgstttvrjfjwwfrgsdjjngljqlqcrzlgsmwngbzvmjwtnqdqcgwmfhsztgrtvvfzbtstmdbqpntdpsszjthqvpbdwswfzvmrcpbgbgdmldfhvdpfsmdzfhwsrpcglsztdwqgbqszcqtqjhgntzvttldqsffftzmllptzhmhpmfsgcchfrnrchnsgcfjbgrqmvrmmhnmlnwtgwhznqfgwnlrqlpjrvfrgzcjwncvlwhpclfzngbgvmrmlzngmqlvvwhbpjzlclgrcnnvnlppqhvlrnpzvmtsbdpfbwgffgzfwvltcfvfdcnfhwvcvclwwbmshhmpgrzgltwjmqczpqzdwfjpqhmwqhvvgnpgtwrjrgwvhthtdrdpnwpbmwstgblwmbfvlwflqmfbcsgwstwvncwfcsmrpcfrrvmlbqhdtdswswfnzhgzlngwsrtlzfcgdppmjnghfrgbdqhqmslhcqddjvsslsjwqqznttqjzdlghnsvqqtwrpfbzjgwnrhhvlnbqmnvcpblzgbzltnrhzpdwvbqbtmctbzgsdjfzswrbqbzgvwjlwtmgcllnmnwcljbhbplpvtgpgjftfrbgpgmhghnjcgjfqmsbqhbgtzbfzgwmfdsgfgmgzsbgdrszfhjttbvcqjzjgbqfgswlmrrhnmnfrptvjtlnvplgznsljzfzmhghlsccnqzflfnmbhshfprhclmtfptcmtnhrjgnngnqnczvcgzzlntftjsbgpgwzbnrhzzfqmznqnzfrvjzsmtpjbswzjlbgpfftzrzbfgdblpwscbqjfrfmfnhhlhjprtlzzvwnwzsnqhnmgwsdprnrblgbclzhthftqzdljspwdzwmwhfmdzmlvqsngppdfsjdprbrhffcvcvzztjjqcffwbrvpzvzfzhjvsfvsnrmjvqmjtrjbmbqsdtjgvtbbzzfmnmrrflgcdtljpmpvqvdbzgbmhjgccgdtplllctzqpfqnsztbwdbmqgfzrcddtmwrgmwsghcfpgqssdjrtqhtjfbpjvjdnzgvpzrhbrhrhcmpbglbbrvdltdpsrwjbjzftccwgnqmnlqlpjwrfdvmlgvgqznlvsmpzsmgjstvqbqpprzlsdndpfbmqcrfgvcfvlfhmpfnnqlcqlnbbgcrrrhbtzwnwmfrnrzvgmqlmqnmnzbwflwzcmncphjqztlrzvpztqhptmfsrppvvlzcfnlrwptgccsjjjscjcwnzssmbcvtzhnscgsbrchbqbrtdzllfvmqfwznfzpzmbfwcdsfhdlddnfbdgqbqjqzdtppshwcvvcjqstdgtgbhmlqlrfrhbvfsszsmbldmwfnfgnjptdslnzwcjgmvbnqcfzjmrslrlllplbhpjcnvzmvrfzwqhmbnrvpqnvcfncgfwqlvcwpwwljssfmswctcmhgtphvjdpfnnzznfbdjcsndrczlgdjhrnrltsgbtqmqcbwlthwcgsbvqbnntcznczpmlmblwdrlmzqdztwsgjthjwtfcpgwbczmdmhttzcwvdzhdfldmwnbnfdcjgvjhrfltjnjhqhzmzrlbncwdnlgshmqhpgsdwbvmvjsfgvgqzqjqdzqzmfmrncfdgrqfrnstvpqwtltnhgrmhgmmnwvlnsfmmbjrdmrnlgfgpqncdpqgvjltpghbgffdppdcfhdqhtvrdnfvcttlrqppfnqtmzpfgsnmjqfrgtbbdzzrccsrzgfjndlrnzqmjjtgldglcpzcrhwfplvdndjtzbpfbbbpfljqnlvrdzbrvczzwdrvzlmslbjsqgqdrltmhwcdpldqldlpctcbjmsvdwlfspzlpgrhdrvjtprcwrmszvzwmmjgvsbfcztmrdgrgshgtggpzszgqhwmhdzjmzsgqsfmqvcgqqwgprgvvqlbfhpwsfbjdqtcfnfhsgzthzhbpwggbnscqbnvcdprsbgllsrdcclqggfgfdrpqlqljfwpmzdhthpczcsqrrm
diff --git a/2022/src/days/day_6.gleam b/2022/src/days/day_6.gleam
new file mode 100644
index 0000000..37d0432
--- /dev/null
+++ b/2022/src/days/day_6.gleam
@@ -0,0 +1,28 @@
+import gleam/io
+import gleam/result
+import gleam/string
+import gleam/list
+
+pub fn pt_1(input: String) -> Int {
+  assert Ok(header) =
+    input
+    |> string.trim_right
+    |> string.to_graphemes
+    |> list.index_map(fn(i, el) { #(i + 1, el) })
+    |> list.window(4)
+    |> list.find(is_unique)
+
+  assert Ok(index) = list.last(header)
+  index.0
+}
+
+pub fn pt_2(input: String) -> Int {
+  todo
+}
+
+fn is_unique(chars: List(#(Int, String))) -> Bool {
+  chars
+  |> list.map(fn(pair) { pair.1 })
+  |> list.unique
+  |> list.length == 4
+}