N = int(input())
A = [int(x) for x in input().split()]
freq = [0 for i in range(10**5)]
for x in A:
    freq[x] += 1
ans = sum(A)
for q in range(int(input())):
    B, C = map(int,input().split())
    ans -= B*freq[B]
    ans += C*freq[B]
    freq[C] += freq[B]
    freq[B] = 0
    print(ans)