#include<stdio.h>

int n,a[50];

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 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;
}
 

