N = int(input())
A = list(map(int, input().split()))
Q = int(input())
B = [0]*Q
C = [0]*Q
S = [0]*Q
for i in range(Q):
    B[i], C[i] = map(int, input().split())

for i in range(Q):
    A_replace = [C[i] if a == B[i] else a for a in A]

    A = A_replace
    S[i] = sum(A_replace)

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


