from collections import Counter as C
import math
n,m,k,op,*A = open(0).read().split()
m,k,*A = map(int,[m,k]+A)
f = lambda x:[math.gcd(k,x),x%k][op=="+"]
a = C(map(f,A[:m])).items()
b = C(map(f,A[m:]))
print(sum(v*b[-i%k] for i,v in a) if op=="+" else sum(v*w*(i*j%k==0) for j,w in b.items() for i,v in a))