7_1.py

   1 """Find the least fuel for the sub-crabs"""
   2 with open("7_input.txt") as f:
   3     crab_positions = [int(x) for x in f.read().split(",")]
   4
   5 fuel_costs = []
   6 for target_position in range(max(crab_positions) + 1):
   7     fuel_costs.append(0)
   8     for crab_position in crab_positions:
   9         fuel_costs[-1] += abs(target_position - crab_position)
  10
  11 min_fuel = min(fuel_costs)
  12 min_fuel_position = fuel_costs.index(min_fuel)
  13 print(min_fuel_position, min_fuel)