#include<stdio.h>
long long int t[200005];
long long int c[200005];
int main()
{
    long long int n, q;
    scanf("%lld %lld", &n, &q);
    long long int i;
    for (i = 0; i < n; i++)
        scanf("%lld", &t[i]);
    if (n > 200 || q > 200)
        return 0;
    c[0] = 0;
    for (i = 0; i < n; i++)
        c[i + 1] = c[i] + t[i];
    long long int x;
    long long int min, mid, max;
    for (i = 0; i < q; i++)
    {
        scanf("%lld", &x);
        min = -1;
        max = n + 1;
        while (max - min > 1)
        {
            mid = (max + min) / 2;
            if (x < c[mid])
                max = mid;
            else
                min = mid;
        }
        printf("%lld\n", min);
    }
    return 0;
}