编写题解 2835: 计算书费

解题思路:

注意事项:

参考代码:

price = (28.9, 32.7, 45.6, 78, 35, 86.2, 27.8, 43, 56, 65)
quantity = tuple(map(int, input().split()))
price_sum = 0
for i in range(len(price)):
   price_sum += price[i] * quantity[i]

print(f"{price_sum:.1f}")