n=int(input())
a=list(map(int,input().split()))
q=int(input())
suma=sum(a)
for i in range(q):
    ans=0
    b,c=map(int,input().split())
    for j in range(len(a)):
        if a[j] == b:
            a[j]=c
            ans+=c-b
    suma+=ans
    print(suma)