import java.io.PrintWriter;
import java.util.Scanner;

public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int q = sc.nextInt();
		int[] t = new int[n];
		for (int i = 0; i < n; i++) {
			t[i] = sc.nextInt();
		}

		long[] a = new long[n + 1];
		for (int i = 0; i < n; i++) {
			a[i + 1] = a[i] + t[i];
		}

		PrintWriter pw = new PrintWriter(System.out);
		for (int i = 0; i < q; i++) {
			long x = sc.nextLong();
			int idx = binarySearch(a, x);
			pw.println(idx);
		}
		pw.flush();
		sc.close();
	}

	static int binarySearch(long[] array, long val) {
		int ng = array.length;
		int ok = -1;
		while (Math.abs(ok - ng) > 1) {
			int mid = (ok + ng) / 2;
			if (array[mid] <= val) {
				ok = mid;
			} else {
				ng = mid;
			}
		}
		return ok;
	}
}