题解

按照题意分不同类型计算即可。

a = input()

s = a.split()

b = int(s[0])

c = str(s[1])

money = 0

if "y" == c:
   
     money += 5

money += 8

b -= 1000

if b>0:
    
    money += ((b - 1) // 500 + 1) * 4

print(money)