Primeros 2 dias de advent of code :3

2020/day_2/password_philosophy.py

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+with open('input') as f:
+    data = [line.strip().split(' ') for line in f]
+
+def first_policy(first, second, letter, password):
+    return first <= password.count(letter) <= second
+
+def second_policy(first, second, letter, password):
+    return (password[first - 1] == letter) ^ (password[second - 1] == letter)
+
+def analyze(policy):
+    result = 0
+    for line in data:
+        first, second= [int(i) for i in line[0].split('-')]
+        letter = line[1].replace(':', '')
+        password = line[2]
+
+        if policy(first, second, letter, password):
+            result += 1
+
+    return result
+
+print(analyze(first_policy))
+print(analyze(second_policy))