#!/usr/bin/env python3
arr = []
s =0withopen("in/day01.pzl")as f:for line in f:
line = line.strip()if line =='':
arr.append(s)
s =0else:
s +=int(line)if s !=0:
arr.append(s)
s =0# print(arr)print(max(arr))
arr =sorted(arr, key=lambda x: -x)print(sum(arr[:3]))