School Trip

import math

days_Ani = int(input())
food_KG = int(input())
dog_1 = float(input())
dog_2 = float(input())
dog_3 = float(input())

dog1_food = days_Ani * dog_1
dog2_food = days_Ani * dog_2
dog3_food = days_Ani * dog_3
food = dog1_food + dog2_food + dog3_food
need_food = math.floor(food_KG - food)
need_food1 = math.ceil(food - food_KG)

if food <= food_KG:
    print(f"{abs(need_food)} kilos of food left.")
else:
    print(f"{abs(need_food1)} more kilos of food are needed.")