1 files changed, 42 insertions, 0 deletions
diff --git a/day11.py b/day11.py
new file mode 100644
index 0000000..534b6c4
--- /dev/null
+++ b/day11.py
@@ -0,0 +1,42 @@
+#!/usr/bin/env python
+
+from itertools import combinations
+
+def valid(password):
+    def windows():
+        alphabet = 'abcdefghijklmnopqrstuvwxyz'
+        for i in range(24):
+            yield alphabet[i:i+3]
+
+    def pairs():
+        alphabet = 'abcdefghijklmnopqrstuvwxyz'
+        for combo in combinations(alphabet, 2):
+            yield combo
+
+    if not any(seq in password for seq in windows()):
+        return False
+    if any(char in password for char in 'iol'):
+        return False
+    if not any(char1*2 in password and char2*2 in password for char1, char2 in pairs()):
+        return False
+    return True
+
+
+
+def passwords():
+    password = list(map(lambda x: ord(x)-96, 'cqjxjnds'))
+    while not password[0] == 27:
+        yield ''.join(char for char in map(lambda x: chr(x+96), password))
+        password[-1] += 1
+        for i in range(7, 0, -1):
+            if password[i] == 27:
+                password[i] = 1
+                password[i-1] += 1
+
+count = 0
+for password in passwords():
+    if valid(password):
+        print(password)
+        count += 1
+        if count == 2:
+            break