#include<stdio.h>

int main(){
  int n,q,m,i;
  int c=0;
  scanf("%d",&n);
  int A[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,n,A) == 1) printf("yes\n");
    else printf("no\n");
  }
  
  return 0;
}

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

