from sys import stdin
n,m,k = map(int,stdin.readline().rstrip().split())
li = list(map(str,stdin.readline().rstrip().split()))
op = li[0]
b = [int(li[i]) for i in range(1,m+1)]
a = [int(stdin.readline().rstrip())%k for _ in range(n)]
A = sum(a)
B = sum(b)
point = 0
if op == "*":
    for i in range(m):
        point += A*b[i]%k
else:
    point += A*m+B*n
point%=k
print(point)