Files
advent-of-code/src/holt59/aoc/2021/day7.py
Mikael CAPELLE acb767184e Fix linting.
2024-12-03 14:11:29 +01:00

20 lines
500 B
Python

import sys
positions = [int(c) for c in sys.stdin.read().strip().split(",")]
min_position, max_position = min(positions), max(positions)
# part 1
answer_1 = min(
sum(abs(p - position) for p in positions)
for position in range(min_position, max_position + 1)
)
print(f"answer 1 is {answer_1}")
# part 2
answer_2 = min(
sum(abs(p - position) * (abs(p - position) + 1) // 2 for p in positions)
for position in range(min_position, max_position + 1)
)
print(f"answer 2 is {answer_2}")