#include<stdio.h>

int solve(int, int, int);

 int A[2000];

int main(){
  int n,q,m,i,count=0;

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

  return 0;
}

int solve(int i, int m, int n){
  int res;
  
  if(m == 0) return 1;
  if(i >= n) return 0;

  res = solve(i + 1, m, n) || solve(i + 1, m - A[i], n);

  return res;
}

