#include<stdio.h>

int solve(int,int);

int A[10000];
int n;

int main()
{
    int q,i,judge=0;
    int m[10000];

    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[i]);
        judge=solve(0,m[i]);
        if(judge == 1)
        {
            printf("yes\n");
        }
        else printf("no\n");
    }

    return 0;
}

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