#include<stdio.h>

int n,A[50];

int solve(int i,int m){
  if(m == 0) return 1;
  if(i >=n ) return 0;
  int res = solve(i + 1,m) || solve(i + 1,m - A[i]);
  return res;
}

  int main(){
  int q,M,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);
  if(solve(0,M)) printf("yes\n");
  else printf("no\n");
}
  return 0;
}