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())

S = [0]*Q
for i in range(Q):
    for j in range(N):
        if A[j] == B[i]:
            A[j] = C[i]
    S[i] = sum(A)

for i in range(Q):
    print(S[i])