def check_id(start, end):
    false_ids = []
    for id in range(int(start), int(end)+1):
        id_str = str(id)
        id_str_len = len(id_str)
        if id_str_len % 2 == 0:
            h1 = id_str[:id_str_len//2]
            h2 = id_str[id_str_len//2:]
            if h1 == h2:
                false_ids.append(id)

    return false_ids



def read_input(filename):
    id_ranges = []
    for line in open(filename).read().splitlines():
        for id_range in line.split(","):
            start = id_range.split("-")[0]
            end = id_range.split("-")[1]

            id_ranges.append((start,end))
    return id_ranges


# filename = "day02/example_input" # 1227775554
filename = "day02/input" # 23560874270
id_ranges = read_input(filename)


adding = 0
for id_range in id_ranges:
    for false_id in check_id(id_range[0], id_range[1]):
        adding += false_id


print(f"Added total of false IDs: {adding}")