#include<stdio.h>
#define N 20
#define Q 200
int solve(int,int,int);
int A[N];
int main(){
  int i,n,m,q;

  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;
}