#include<stdio.h>
int n,A[50];

  int solve(int,int);

int main(){
  int b,m,i;
  scanf("%d",&n);
  for(i=0;i<n;i++)scanf("%d",&A[i]);
  scanf("%d",&b);
  for(i=0;i<b;i++)
    {
      scanf("%d",&m);
      if(solve(0,m)==1)printf("yes\n");
      else printf("no\n");
    }
  return 0;
}
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;
}

