N=int(input())
A=[int(i) for i in input().split()]
Q=int(input())
X=[i+1 for i in range((10**5))]
dic={}
ans=sum(A)
for i in A:
	try:
		dic[i]+=1
	except:
		dic.setdefault(i,1)
for i in range(Q):
	[B,C]=[int(i) for i in input().split()]
	ans+=dic[B]*(C-B)
	try:
		dic[C]+=1
	except:
		dic.setdefault(C,1)
	print(ans)
