#include<stdio.h>

int n, A[50];

int Ex_search (int i, int m);

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(Ex_search(0,M))printf("yes\n");
    else printf("no\n");
  }

  return 0;
}

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

