day 6

2022/06/01.py

@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+
+INPUT_FILE = 'input'
+
+WINDOW_SIZE = 4
+
+def main():
+    content = map(str.strip, open(INPUT_FILE, 'r').readlines())
+    for line in content:
+        seen_chars = []
+        char_pos = 0
+        for char in line:
+            char_pos += 1
+            if len(seen_chars) == WINDOW_SIZE:
+                seen_chars.pop(0)
+            seen_chars.append(char)
+            if len(set(seen_chars)) == WINDOW_SIZE:
+                    print(seen_chars, char)
+                    print(char_pos)
+                    break
+
+
+if __name__ == '__main__':
+    main()

2022/06/02.py

@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+
+INPUT_FILE = 'input'
+
+WINDOW_SIZE = 14
+
+def main():
+    content = map(str.strip, open(INPUT_FILE, 'r').readlines())
+    for line in content:
+        seen_chars = []
+        char_pos = 0
+        for char in line:
+            char_pos += 1
+            if len(seen_chars) == WINDOW_SIZE:
+                seen_chars.pop(0)
+            seen_chars.append(char)
+            if len(set(seen_chars)) == WINDOW_SIZE:
+                    print(seen_chars, char)
+                    print(char_pos)
+                    break
+
+
+if __name__ == '__main__':
+    main()