mirror of
https://github.com/Crocmagnon/advent-of-code.git
synced 2024-11-24 07:28:09 +01:00
Solve day 7 part 2
This commit is contained in:
parent
233fdad42c
commit
00f6c664d9
1 changed files with 19 additions and 3 deletions
|
@ -1,3 +1,4 @@
|
|||
import math
|
||||
import statistics
|
||||
from typing import List
|
||||
|
||||
|
@ -33,9 +34,24 @@ def solve_part_1(data: List[int]) -> int:
|
|||
|
||||
|
||||
def solve_part_2(data: List[int]) -> int:
|
||||
return 0
|
||||
target_position_1 = math.floor(statistics.mean(data))
|
||||
target_position_2 = math.ceil(statistics.mean(data))
|
||||
return min(
|
||||
[
|
||||
compute_part_2(data, target_position_1),
|
||||
compute_part_2(data, target_position_2),
|
||||
]
|
||||
)
|
||||
|
||||
|
||||
def compute_part_2(data: List[int], target_position: int) -> int:
|
||||
fuel_cost = 0
|
||||
for index, crab in enumerate(data):
|
||||
fuel_for_crab = sum([i for i in range(abs(crab - target_position) + 1)])
|
||||
fuel_cost += fuel_for_crab
|
||||
return fuel_cost
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
main("inputs/day07-test1", expected_part_1=37)
|
||||
main("inputs/day07")
|
||||
main("inputs/day07-test1", expected_part_1=37, expected_part_2=168)
|
||||
main("inputs/day07", expected_part_1=349769, expected_part_2=99540554)
|
||||
|
|
Loading…
Reference in a new issue