food

days = int(input())
food = float(input())

sum_food = 0
food_of_dog = 0
food_of_cat = 0
biscuits = 0

for i in range(1, days + 1):
    quantity_of_dog = int(input())
    quantity_of_cat = int(input())
    food_of_dog += quantity_of_dog
    food_of_cat += quantity_of_cat
    sum_food += quantity_of_cat + quantity_of_dog

    if i % 3 == 0:
        biscuits = (quantity_of_cat + quantity_of_dog) * 0.10
print(f"Total eaten biscuits: {round(biscuits)}gr.")
print(f"{(sum_food / food) * 100:.2f}% of the food has been eaten.")
print(f"{(food_of_dog / sum_food) * 100:.2f}% eaten from the dog.")
print(f"{(food_of_cat / sum_food) * 100:.2f}% eaten from the cat.")