#include <stdio.h>
#define N 2000
int comb(int,int);
int n,A[N],q,m[N],i;
int main() {
  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]);
  for(i=0;i<q;i++){
    if(comb(0,m[i])==1)printf("yes\n");
    else printf("no\n");
  }
  return 0;
}
int comb(int a,int key){
    if(key==0)return 1;
    if(a>=n)return 0;
    return comb(a+1,key)||comb(a+1,key-A[a]);
}

