n = int(input())
a = list(map(int, input().split()))
q = int(input())

from  collections import Counter

dict_a = Counter(a)
s = sum(a)

for i in range(q):
  b, c = map(int, input().split())
  s -= b*dict_a[b]
  s += c*dict_a[c]
  dict_a[c] += dict_a[b]
  dict_a[b] = 0
  print(s)
