aoc2025/day5/2.py
2025-12-06 09:41:23 +01:00

19 lines
No EOL
466 B
Python

with open(r'day5/input.txt', 'r') as input:
lines = input.read().split('\n')[:-1]
blank = lines.index('')
ranges = [list(map(lambda x: int(x), lines[i].split('-'))) for i in range(blank)]
ranges.sort(key=lambda x: x[0])
sum = 0
while ranges != []:
maxi = ranges[0][1]
mini = ranges[0][0]
ranges.pop(0)
while ranges != [] and ranges[0][0] <= maxi :
maxi = max(ranges[0][1],maxi)
ranges.pop(0)
sum += maxi-mini +1
print(sum)