#include<stdio.h>

int A[30],n;

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;
}

int main(){
  int i,q,key;
  
  scanf("%d", &n);

  for ( i = 0; i < n; i++ ) scanf("%d", &A[i]);

  scanf("%d", &q);

  for ( i = 0; i < q; i++ ) {
    scanf("%d", &key);
    if (solve(0,key)) printf("yes\n");
    else printf("no\n");
  }
  
  return 0;
}

