You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

20 lines
456 B
Python

"""
Solution to 2020/01
"""
COUNT = 0
with open('input', 'r') as file:
for line in file.readlines():
rule, char, password = line.strip().split()
char = char[0]
min_occurence, max_occurence = rule.split('-')
min_occurence = int(min_occurence)
max_occurence = int(max_occurence)
is_valid = min_occurence <= password.count(char) <= max_occurence
if is_valid:
COUNT += 1
print(COUNT)