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# -*- coding: utf-8 -*-
from abc import ABC
from collections import OrderedDict
from typing import Iterator, List
from aoc import BaseAssignment, I, T
class Assignment(BaseAssignment[int, int], ABC):
def parse_item(self, item: str) -> int:
return int(item)
class AssignmentOne(Assignment):
example_result = 3
@staticmethod
def move(items: List[int], item: int):
items = list(items)
input_size = len(items)
index = items.index(item)
item = items.pop(index)
new_index = (index + item) % input_size
if item > 0 and index + item >= input_size:
new_index += 1
if item < 0 and index + item <= 0:
new_index -= 1
items.insert(new_index, item)
return items
def run(self, input: Iterator[I]) -> T:
input_list = list(input)
input_size = len(input_list)
working_list = list(input_list)
for index, item in enumerate(input_list):
working_list = self.move(working_list, item)
print(
working_list[1000 % input_size],
working_list[2000 % input_size],
working_list[3000 % input_size],
)
return sum(
[
working_list[1000 % input_size],
working_list[2000 % input_size],
working_list[3000 % input_size],
]
)
class AssignmentTwo(Assignment):
pass
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