import bisect

N, Q = list(map(int,input().split()))
T = list(map(int,input().split()))

S = [ T[i] for i in range(N)]
for i in range(N - 1):
    S[i + 1] += S[i]

for q in range(Q):
    X = int(input())
    print(bisect.bisect(S, X))