From f1d6f6c0f0eeddec59e4285c400c8d1b0c07efb7 Mon Sep 17 00:00:00 2001
From: Max Hohlfeld <maxhohlfeld@it-factum.de>
Date: Tue, 6 Dec 2022 09:09:29 +0100
Subject: [PATCH] aoc2022 day 06

---
 src/aoc2022/day06/input.txt |  2 ++
 src/aoc2022/day06/mod.rs    | 50 +++++++++++++++++++++++++++++++++++++
 src/aoc2022/mod.rs          |  1 +
 src/main.rs                 |  3 +++
 4 files changed, 56 insertions(+)
 create mode 100644 src/aoc2022/day06/input.txt
 create mode 100644 src/aoc2022/day06/mod.rs

diff --git a/src/aoc2022/day06/input.txt b/src/aoc2022/day06/input.txt
new file mode 100644
index 0000000..ef2fa6f
--- /dev/null
+++ b/src/aoc2022/day06/input.txt
@@ -0,0 +1,2 @@
+cdhccdbdggfjjgssjzjzggjnjpnpbbzbnzzflfjfnfrrpvrvbrvvrvggvlvnnbrnrcncsnndbndbnndbdndfdrdvrvvndvvbggnrrnbrnntffgttwzwnnmvmcvvhsstzzlnlwlttbzzpnpmnnjvjnntmnmfftwwrfwrwswmmfrrfrrgbrbffwvvshvhrhmhththbbmqbmqqlslhssrmmqdmmjtmtmjtmjtttnwnvwvqwqjjnbbbdbqbnbpnbnllglcglcgcdczdznnqhhfthtmtlldqlqrrmddrldlzdllvddjcddqfqbqsbqqnllwppqpqzzrbbdppzsppjdpdqpdqdfqfrrwbwrwwqcqcsqsvvpbvbbztzptzzpccdtdhdffvqvcvzzmwzwddjfdffplplqlvlmmmvggpmpvpddpbptplpvlplvpvvnrvnnbqqqjhhwfhwfhwhqhmmpphqpqvppfzpzjzddgzzwffjmjggwhwwnnmlmpmmhcmcpcrcddvzvpzzwnznfznffgdgvddvtvgvsvdsdbbjnjtntbnttgbbbvgvgrgrzrvzrzddlsddcndcnnfqnnmpmlppdlplzplzpzgzmzmddlvlnnbttbwwhbhdhfdfssjppmcpplpdddnpdnnljlwjljsjnjhnhvhvqqsffrbbdttjdjndjdwwsfspffnhfhhlvhvmmqjmmwzwszwwvdvpdvdbdtdsdtsshvvmtvmtmctclchccrllznzfffpjjvhhdmhhvphpghgsgmmhlhnlnmnlnslnlgngznnsqnqddllpwllmzmjmttptfpplglqlgglgqqptqqmvmtmjmddcchbblltslsvsmvmgghmmccnzcztczzmnmttrdrvvcvzvvzllbhllnldndbbqffbbgtgddbtdbbzttdptpccjnjppbllbzlblrlcllhrrhqhgqqbcqcvcdvvnnzfzvzttrptrrwmrmlrlddvttdbtdbdcdvccwlcwwhphmppwfppclpcllgqgnghhvfflfggrzrcchfhhrdhrdhdnhnmmhjjwqjjpmmwvmmdnmnzzqmqwwmtthtdhtthnnqhqdhqqndqqwffsbspbptpmmndnllsmmdhmhfhnhjhghshlslppbgpgngddlsljsjmmzqzhhswhssfzssfqqcmqcmqcmmqggjcjvvgssrccwddmpmwwdfdpdbdpdwdvvqfvfrvvvsbvbhvvmqqcjqqvzqzppncnhhqnnpgplpqqpjpbblpbbbshsthhvfhfmmqzmmznnvrvqrrwdrdlrlwlttzqttjvttqltqqnfqqqwjqwwqttfstftjffsqqnhhnsnqqhggbsgghfgglslmssqlqhlhthqhccdsspsnssshbbnmngnnhllwclcffqllsrszrssnqsqvqjvjcvcttqgqbqmmfqfsqfsqswwvcvffndnfdfvfcvvggsmsfmfwfpfwwzhznntgtlglmmlfmllwrlrwwhcchqchhznzjjcdjdbjjhcjcscwwlnnsgngqqtgqgngnwgnnhqnnhchmchhtchcnclcmccgffbmmzvvrnngwwvddzccnjntjtwjwwztwtmtddjddpsptpbpbvvbwwnlnmndmnmdnnclnnbsbddpfdfvvjtjqqtqqqzjzlzqllzzwwlppvfffpcffffprrncnnzsnznhhwvvqhqphpjjgqqvnnmdmqqglqlblgglrlsspscsjjpvpbpjjwccslsppdjpdjjwvjjmhjhtjjwqqbqjqzjqzqpqbbswwlssqzssbjjpjqjbbjcjpjspjssjjzhhhnjhnhbnhhwzhzwlcshqlqpzgggzmcwntcwmfgtrwwjdpnbdqqcgnzgbdrzdmpwgvtvqffqbpvjpjrcfswffllnvnwvhclpjcwqwgnwqwvwsfgflrgzzsswffwjdjgvdvlgmczcbthwbvhggwzwlzfmhvwvjpbpnhcczbgfhhgghsmjwnvnsvnvmqwstrgnncwbqgbqpgdngllcqnzgwswpgtwzgqzggnzsdgltrlqfctqfvlzdswccfpdtjbfnrbqsmpjclnplbmqbmvwbzzdflwbqrljvzjpcrmnqsmrpqlmfsgcmthqpwgwzvmrjnhqczljcpnzjbwzrhjrzmcqpmlbzhgmqrlzsjbjsvcmcngptzlrthwsrjrlmsrgjlzrvpzwmprwnpgvjtspsppfvwfwcvbnqcwwmzlbqthqmbnbmnsnzgsbbnqtrvhlzjhphclpjzrdblszrnftqgwwrhpznhjhgrncvsvrmtmmgssvzddjfrnrzhbrqrfffjvzrqdnrdbvjwgrvlcpbncfgczlwdggsjmwzhndcdbggjvwfljctjnsjwczwfdrfttbhnlswfdbpcnwpspdhnzwqbgdswwpccbpfpgmfmvvwpzbzqsbbjbfnhjpszcbnrdplmwtdjtpcsztdjcmczltnstzwlcdbtdhsdgsgtlvdfqggfmmrppjfrmtfwhpbjsppszjbhmthndqmvbmqcbtqsltwrcvlvblwspbgspjftwllzcmnsrvjpnstzrfmcflnhppsdfggwbzvnvlnjqlfvrlplnzvfrwvgcgqvnpfgtgchctvhcplclzmfpwgnfhqjgglfmsgpflqcpqmbbhwnvvdllcnhblpnndbdtmgvfbvvvlvzlrpfqmnvzbfrssjtlgcjtpfznshvdjrjnfshfcgvwcdbqlfsbhnzwmsgwhpbzttgfjsqgwvdmbdwjljhsndrbbzfrsqjhcbldzqpmtnfvnmzltjcrvrltwshnhqlnclmcnfpbzstsczlqmfmdftzfbcwqnhqppzfbzpbfjhmmtvtbmblmtshsbtjlvsqvmbmgstbbdmhprqmtpfdqqntmnlbmpsmwfgrvstjcllhwpcddnljdjvdrbwqmgrjnldpgnrhgqpzqrvwzsngrgnbpjnsffzjsbdptwnnfcqlscfhvggpfstsnqzcjbqqhgdpqsrlprcppgqmddpqpbnvgwtdqsbbgtvsqfrtqfsbdzhsztfmvwrrsjcbtcjgzrnhnpgldtwbwgmwbgmjjzsbbzlhgmlczrhjwtzrgwscmjvlstprldhglvftqzbtrmcwzgtjppbnjcdvjvcwvdbngnbrmjvvtnwdqfclbpgzcfnnnlnngtgmhsqsdmbjctjzjpbrwrhscqshmmwbtfnzjgsrjlnqqdsvdrjdzsdprphnfmwwcztqfcrjvnfhlvnqwbrfmcvhrbtgvcrqjjfcnzwmlfzzdcbbzvphhmsdltwjfdcgthpvszqzjdbfwrpvhbjqdhrscnvjhjvvcldnhgjclmzpbrrwnscgpcqrpdgsnjnwhctcdqgwqbrcszfzpmtdrhlftvwffdjrtznqrppqbdbwvzmtlpvsqqpcngjgfdrpngnspdwhhvlhqrtsphgqrlldggtrvqsprbfdmrpgcmqphdvjfmhlznpgtqlvtnllcdhzhhtjjlfvdlwhcrfmjmdjtmbllvsfgvmfqtqlmrlrjmqptszvjdpzhphppljnpjdjpwlrclssgdnstchhwhpflmlrtdqvqbbljrmnflrltzpqmgqfrczvfzrpfsrwsgpljvjfjdjdvjchcdmmtjgghqspwzdtwqgtvmnrrbfbgnhcrvnzznrdlqmgmdwmpwzlqdjtvpszwnjtjtmjqvfwvftlhgpvgzswpbvbllfcwpjnsmbhzrdpdzjsrpnhphdcqjmzvvhrjcwhgwjwcshqwzpbpmfnjjvqcjrqmvsrdrtdvfhwhrbpvrqrsfzflslqtdrtcsggtzmpvbszdgttlvpwwltvpcwqmnwqtpcfzgsvsmncvpqqdrljfwtncplmjlpfcnqmcctwzhrbmrfwvsrjsbnhjrjmrnbmmnnhsvlltwzzhsgwppnlmljgpcsmpchdjdzpgvrtwsfzffhnlbfmrldzbshvpqhnfzpwnvczgfvhbntcpztwqlfgtsmdhvcrgjhvqrhbpvbpzcpbgzrcfjztbnfjptbzfpztwprwf
+
diff --git a/src/aoc2022/day06/mod.rs b/src/aoc2022/day06/mod.rs
new file mode 100644
index 0000000..de4b704
--- /dev/null
+++ b/src/aoc2022/day06/mod.rs
@@ -0,0 +1,50 @@
+use std::collections::HashMap;
+
+pub fn task_one(input: &str) -> String {
+    let line = input.lines().next().unwrap();
+    let chars: Vec<char> = line.chars().collect();
+
+    let mut index = 4;
+    let mut iterator = chars.windows(4);
+
+    while let Some([first, second, third, fourth]) = iterator.next() {
+        if first != second && first != third && first != fourth && second != third && second != fourth && third != fourth {
+            break;
+        }
+
+        index += 1;
+    }
+
+    index.to_string()
+}
+
+pub fn task_two(input: &str) -> String {
+
+    let line = input.lines().next().unwrap();
+    let chars: Vec<char> = line.chars().collect();
+
+    let mut index = 14;
+    let mut iterator = chars.windows(14);
+
+    while let Some(slice) = iterator.next() {
+        let mut dict = HashMap::new();
+        let mut next = false;
+
+        for c in slice {
+            if dict.contains_key(&c) {
+                next = true;
+                break;
+            } else {
+                dict.insert(c, "");
+            }
+        }
+
+        if !next {
+            break;
+        }
+
+        index += 1;
+    }
+
+    index.to_string()
+}
diff --git a/src/aoc2022/mod.rs b/src/aoc2022/mod.rs
index f290640..d945a75 100644
--- a/src/aoc2022/mod.rs
+++ b/src/aoc2022/mod.rs
@@ -3,3 +3,4 @@ pub mod day02;
 pub mod day03;
 pub mod day04;
 pub mod day05;
+pub mod day06;
diff --git a/src/main.rs b/src/main.rs
index d3f9f45..58ea6f7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -51,4 +51,7 @@ fn main() {
 
     puzzle = Puzzle { day: 5, year: 2022, task_one: aoc2022::day05::task_one, task_two: aoc2022::day05::task_two };
     puzzle.solve_and_print();
+
+    puzzle = Puzzle { day: 6, year: 2022, task_one: aoc2022::day06::task_one, task_two: aoc2022::day06::task_two };
+    puzzle.solve_and_print();
 }