from math import *

n=int(eval(input()))

d,x=list(map(int,input().split()))

print((sum(ceil(d/int(eval(input())))for _ in range(n))+x))
from math import *

i=input

I=int

n=I(i())

d,x=list(map(I,i().split()))

print((sum(ceil(d/I(i()))for _ in range(n))+x))
from math import *

n = int(eval(input()))
d, x = list(map(int, input().split()))
print((sum(ceil(d / int(eval(input()))) for _ in range(n)) + x))

from math import *

i = input
I = int
n = I(i())
d, x = list(map(I, i().split()))
print((sum(ceil(d / I(i())) for _ in range(n)) + x))

-n = int(eval(input())) -d, x = list(map(int, input().split())) -print((sum(ceil(d / int(eval(input()))) for _ in range(n)) + x)) +i = input +I = int +n = I(i()) +d, x = list(map(I, i().split())) +print((sum(ceil(d / I(i())) for _ in range(n)) + x))