#include <stdio.h>
#define true 1
#define false 0

int n,A[20];

int solve(int i, int m){
    int res;
    if (m == 0)
        return true;
    if (i >= n)
        return false;
    res = solve(i + 1, m) || solve(i + 1, m - A[i]);
    return res;
}

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

