#include<stdio.h>
#define NUM 2000

int n,A[NUM];

int solve(int, int);

int main(){
  int q,m[NUM],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[i]);
    if(solve(0,m[i]))
      printf("yes\n");

    else
      printf("no\n");
  }

  return 0;

}

int solve(int i, int m){
  int res;

  if(m == 0)
    return 1;

  if(i >= n)
    return 0;

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