import re
with open("input-xlarge", "r") as inputFile:
    memory = inputFile.read()
    do_memory = memory.split("don't()")


# part 1
def apply_multipliers(s: str):
    prods = []
    multipliers = re.findall("mul\(\d{1,3},\d{1,3}\)", s)
    for m in multipliers:
        nums = list(map(int, re.findall("\d+", m)))
        prods.append(nums[0] * nums[1])
    return sum(prods)


# part 2
sum_dos = apply_multipliers(do_memory[0])
for line in do_memory[1:]:
    if "do()" in line:
        split_line = "".join(line.split('do()')[1:])
        sum_dos += apply_multipliers(split_line)
print(sum_dos)