#include<stdio.h>

int A[2000], n;

int solve(int, int);

int main(){

  int q, i, m;

  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))
    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;
}

