days = int(input())
food = float(input())
dog_food_eaten = float(input())
cat_food_eaten = float(input())
counter = 0

for d in range(days):
    dog_food_eaten = float(input())
    cat_food_eaten = float(input())
    counter += 1
    if counter == days:
        break

    if days == 3:
        dog_food_eaten = dog_food_eaten * 0.01
        cat_food_eaten = cat_food_eaten * 0.01
    total_food_eaten = cat_food_eaten + dog_food_eaten
    total_food = (total_food_eaten * 100) / food
    total_food_dog_eaten = (dog_food_eaten * 100) / total_food_eaten
    total_cat_food_eaten = (cat_food_eaten * 100) / total_food_eaten
# print(f'Total eaten biscuits: {}gr.')
print(f'{total_food:.2f}% of the food has been eaten.')
print(f'{total_food_dog_eaten:.2f}% eaten from the dog.')
print(f'{total_cat_food_eaten:.2f}% eaten from the cat.')