n = int(input())
a = list(map(int, input().split()))
q = int(input())
l = [0]*100010
ans = sum(a)

for i in a:
    l[i] += 1

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