from collections import defaultdict
 
n = int(input())
raw_numbers = list(map(int, input().split()))
Q = int(input())
 
total = sum(raw_numbers)
 
numbers = defaultdict(int)
 
for num in raw_numbers:
    numbers[num] += 1

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