2015 day 5

puzzles/Y2015/D5/p1.py

@@ -0,0 +1,24 @@
+from typing import Any
+
+
+def puzzle(input: str) -> Any:
+    lines = [line.strip() for line in input.splitlines()]
+    nice_strings = 0
+    for line in lines:
+        vowel_count = 0
+        for char in line:
+            if char in "aeiou":
+                vowel_count += 1
+        if vowel_count < 3:
+            continue
+
+        for i in range(len(line) - 1):
+            if line[i] == line[i + 1]:
+                break
+        else:
+            continue
+
+        if any(substring in line for substring in ["ab", "cd", "pq", "xy"]):
+            continue
+        nice_strings += 1
+    return nice_strings

puzzles/Y2015/D5/p2.py

@@ -0,0 +1,23 @@
+from typing import Any
+
+
+def puzzle(input: str) -> Any:
+    lines = [line.strip() for line in input.splitlines()]
+    nice_strings = 0
+    for line in lines:
+        first = False
+        for i in range(len(line) - 3):
+            sub = line[i:i + 2]
+            if sub in line[i + 2:]:
+                first = True
+                break
+        if not first:
+            continue
+        second = False
+        for i in range(len(line) - 2):
+            if line[i] == line[i + 2]:
+                second = True
+                break
+        if second:
+            nice_strings += 1
+    return nice_strings