1 files changed, 30 insertions, 0 deletions

diff --git a/day6/__init__.py b/day6/__init__.py
new file mode 100644
index 0000000..364ae07
--- /dev/null
+++ b/day6/__init__.py
@@ -0,0 +1,30 @@
+# -*- coding: utf-8 -*-
+from abc import ABC
+from typing import Iterator, Any
+
+from aoc import BaseAssignment
+
+
+class Assignment(BaseAssignment, ABC):
+    @property
+    def marker_length(self) -> int:
+        raise NotImplementedError()
+
+    def run(self, input: Iterator) -> Any:
+        for line in input:
+            for index in range(len(line) - self.marker_length):
+                if (
+                    len(set(line[index : index + self.marker_length]))
+                    == self.marker_length
+                ):
+                    return index + self.marker_length
+
+
+class AssignmentOne(Assignment):
+    example_result = 7
+    marker_length = 4
+
+
+class AssignmentTwo(Assignment):
+    example_result = 19
+    marker_length = 14