En mode 10 minutes

#!/usr/bin/env pyhon3
import sys
from typing import Tuple
from pathlib import Path
INPUT_FILE = Path(__file__).parent / 'input.txt'
def get_max_idx(elves) -> Tuple[int, int]:
 _max_value = max(elves)
 return elves.index(_max_value), _max_value
def main(*args):
 """Main application entry point"""
 elves = []
 with INPUT_FILE.open("r") as fi:
 accumulator = 0
 while row := fi.readline():
 row = row.strip()
 if row:
 accumulator += int(row)
 else:
 elves.append(accumulator)
 accumulator = 0
 max_value = max(elves)
 print(max_value)
 accumulator = 0
 for _ in range(3):
 idx, value = get_max_idx(elves)
 accumulator += value
 elves.pop(idx)
 print(accumulator)
 return 0
if __name__ == "__main__":
 sys.exit(main(sys.argv[1:]))