#include <stdio.h>

int n;
int A[30];

int solve(int i, int m) 
{
    if ( m == 0)
        return 1;
    if ( i >= n)
        return 0;

    return solve(i + 1, m) || solve(i + 1, m - A[i]);
}

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

    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;
}
