from lib import str_to_ints
from collections import defaultdict


def part_1(data):
    scores = defaultdict(int)
    n_players, worth = str_to_ints(data)
    current_player = 0
    circle = [0]
    current = 1
    for n in range(1, worth + 1):
        if n % 23 == 0:
            scores[current_player] += n
            current = (current - 7) % len(circle)
            scores[current_player] += circle.pop(current)
        else:
            current = (current + 2) % len(circle)
            circle.insert(current, n)
        current_player = (current_player + 1) % n_players
    print(max(scores.values()))


class Node:
    def __init__(self, value, prev=None, next=None):
        self.value = value
        if prev is None:
            self.prev = self
        else:
            self.prev = prev
        if next is None:
            self.next = self
        else:
            self.next = next


def part_2(data):
    scores = defaultdict(int)
    n_players, worth = str_to_ints(data)
    current_player = 0
    first = Node(0)
    current = first
    current.next = current
    current.prev = current

    for n in range(1, (worth * 100) + 1):
        if n % 23 == 0:
            scores[current_player] += n
            for _ in range(7):
                current = current.prev
            scores[current_player] += current.value
            current.prev.next = current.next
            current.next.prev = current.prev
            current = current.next
        else:
            new_current = Node(n, current.next, current.next.next)
            current.next.next.prev = new_current
            current.next.next = new_current
            current = new_current
        current_player = (current_player + 1) % n_players

    print(max(scores.values()))


def main():
    input_file = __file__.replace(".py", ".txt")
    with open(input_file) as f:
        data = f.read()
    part_1(data)
    part_2(data)


if __name__ == "__main__":
    main()