Гуру
(3597)
4 года назад
a = list(map(int, input().split()[:24]))
litre_92_price = 0
litre_95_price = 0
for i in range(1, 12, 2):
litre_92_price += a[i] / a[i - 1]
for i in range(12, 24, 2):
litre_95_price += a[i] / a[i - 1]
litre_92_price /= 6
litre_95_price /= 6
print(litre_92_price)
print(litre_95_price)