2022 day 6

adventofcode/2022/day6/day6.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+import fileinput
+
+
+def main(inp):
+    result = 0
+    for i, _ in enumerate(inp):
+        if i < 3:
+            continue
+        if len(set(line[i - 3 : i + 1])) == 4:  # first 4 consecutive unique characters
+            result = i + 1
+            break
+    print("Part 1: ", result)
+
+    for i, _ in enumerate(inp):
+        if i < 13:
+            continue
+        # first 14 consecutive unique characters
+        if len(set(line[i - 13 : i + 1])) == 14:
+            result = i + 1
+            break
+    print("Part 2: ", result)
+
+
+if __name__ == "__main__":
+    with fileinput.input() as f:
+        line = next(x.rstrip() for x in fileinput.input())
+    main(line)