N,M,K = map(int,input().split())
l = input().split()
op = l[0]
del l[0]
B = list(map(int,l))
A = [int(input()) for _ in range(N)]

if op == '*':
    print((sum(A) % K) * (sum(B) % K) % K)
else:
    print((sum(A) * M + sum(B) * N) % K )