N=int(input())
S=input()
A=list(map(int, input().split()))
Q=int(input())
K=list(map(int, input().split()))
E=[0]
H=[0]
e=0
if S=='W'*N:
    for i in range(Q):
        print(0)
    exit()
for i in S:
    if i=='E':
        e+=1 
    E.append(e)
for i in range(N):
    H.append(H[-1]+A[i])
D={}
for l in range(N):
    for r in range(l,N):
        e=E[r+1]-E[l]
        h=H[r+1]-H[l]
        if e not in D:
            D[e]=h
        else:
            D[e]=min(D[e],h)
ans=[]
t=S.count('E')
for i in range(1,t+1):
    ans.append(D[i])
import bisect
for i in range(Q):
    f=bisect.bisect_right(ans[:-1],K[i])
    print(f)