# https://yukicoder.me/problems/no/3472

import math

MOD = 10 ** 9 + 7

def main():
    N, Q = map(int, input().split())
    T = list(map(int, input().split()))
    X = []
    for _ in range(Q):
        X.append(int(input()))


    array_ = [0] * (N + 1)
    a = 0
    for i in range(N):
        a += T[i]
        array_[i + 1] = a

    for x in X:
        low = 0
        high = N
        while high - low > 1:
            mid = (high + low) // 2
            if array_[mid] <= x:
                low= mid
            else:
                high = mid
        if array_[high] <= x:
            print(high)
        else:
            print(low)






if __name__ == "__main__":
    main()