#include<stdio.h>
 
int n, a[50];
 

int solve(int i, int m)
{
    if( m == 0 ) return 1;
    if( i >= n ) return 0;
    int res = solve(i + 1, m) || solve(i + 1, m - a[i]);
    return res;
}
 
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 ) ) puts("yes");
        else puts("no");
    }
 
    return 0;
}
