import math
from pyodide.http import open_url

data = open_url("3.txt")

# char priority lookup
priority = {
    "a": 1,
    "b": 2,
    "c": 3,
    "d": 4,
    "e": 5,
    "f": 6,
    "g": 7,
    "h": 8,
    "i": 9,
    "j": 10,
    "k": 11,
    "l": 12,
    "m": 13,
    "n": 14,
    "o": 15,
    "p": 16,
    "q": 17,
    "r": 18,
    "s": 19,
    "t": 20,
    "u": 21,
    "v": 22,
    "w": 23,
    "x": 24,
    "y": 25,
    "z": 26,
    "A": 27,
    "B": 28,
    "C": 29,
    "D": 30,
    "E": 31,
    "F": 32,
    "G": 33,
    "H": 34,
    "I": 35,
    "J": 36,
    "K": 37,
    "L": 38,
    "M": 39,
    "N": 40,
    "O": 41,
    "P": 42,
    "Q": 43,
    "R": 44,
    "S": 45,
    "T": 46,
    "U": 47,
    "V": 48,
    "W": 49,
    "X": 50,
    "Y": 51,
    "Z": 52,
}

total = 0

for line in data:
    mid = int(len(line) / 2)
    a = set()
    b = set()
    count = 0
    for char in line:
        if count >= mid:
            b.add(char)
        else:
            a.add(char)
        count += 1
    letter = list(a.intersection(b))[0]
    total += priority[letter]

print(f"Part 1 total: {total}")
total = 0
out = []
data = open_url("3.txt")
group = []
for line in data:
    line = line.strip()
    a = set()
    for char in line:
        a.add(char)
    group.append(a)
    if len(group) == 3:
        out.append(list(group[0].intersection(group[1], group[2]))[0])
        group = []

for letter in out:
    total += priority[letter]
print(f"Part 2 total: {total}")