<filename>code/abc092_b_01.py
n=int(input())
d,x=map(int,input().split())
for i in range(n):
    a=int(input())
    x+=(d+a-1)//a
print(x)
<filename>code/abc092_b_01.py
n=int(input())
d,x=map(int,input().split())
for i in range(n):
    a=int(input())
    x+=(d+a-1)//a
print(x)