n=int(input())
a=list(map(int,input().split()))
q=int(input())
b=[0]*q
c=[0]*q
for i in range(q):
    b[i], c[i] = map(int, input().split())
for i in range(q):
    a=[c[i] if j == b[i] else j for j in a]
    print(sum(a))