#include <stdio.h>

int n, A[50];
int solve(int, int);

int main()
{
    int q, m, i;

    scanf("%d", &n);
    for (i = 0; i < n; i++)
        scanf("%d", &A[i]);
    scanf("%d", &q);
    for (i = 0; i < q; i++)
    {
        scanf("%d", &m);
        if (solve(0, m))
            printf("yes\n");
        else
        {
            printf("no\n");
        }
        return 0;
    }
}
int solve(int a, int b)
{
    if (a == 0)
        return 1;
    if (b >= n)
        return 0;
    int res = solve(a + 1, b) || solve(a + 1, b - A[i]);
    return res;
}
