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advent-of-code/2024/day01.py

31 lines
No EOL
707 B
Python

#!/usr/bin/env python3
lines = []
with open("./inputs/day01.txt") as f:
lines = f.readlines()
left_column = []
right_column = []
for line in lines:
l, r = line.strip().split(" ")
left_column.append(int(l))
right_column.append(int(r))
left_column = sorted(left_column)
right_column = sorted(right_column)
diffs = [abs(left_column[x] - right_column[x]) for x in range(0, len(left_column))]
print(sum(diffs))
unique_nums = {}
for num in right_column:
if num in unique_nums.keys():
unique_nums[num] += 1
else:
unique_nums[num] = 1
sim_score = 0
for num in left_column:
if num in unique_nums.keys():
sim_score += num * unique_nums[num]
print(sim_score)