import sys
read=sys.stdin.buffer.read
readline=sys.stdin.buffer.readline

N=int(readline())
L=list(map(int,readline().split()))
Q,*K=map(int,read().split())

for k in K:
  l,r=0,10**9+100
  for _ in range(100):
    m=(l+r)/2
    cnt=sum(l//m for l in L)
    if cnt>=k:l=m
    else:r=m
  print("{:.20f}".format(l))