#include<stdio.h>
int n,q;
int a[21];
int  aaa(int i,int m){
  if(m==0)return 1;
  if(i>=n)return 0;
  return aaa(i+1,m)||aaa(i+1,m-a[i]);
}

int main(void){

  int m;
  scanf("%d",&n);
  for(int i=0;i<n;i++)scanf("%d",&a[i]);
  scanf("%d",&q);
  for(int i=0;i<q;i++){
    scanf("%d",&m);
    if(aaa(0,m))printf("yes\n");
    else printf("no\n");
  }
  return 0;
}



