#include<stdio.h>

int solve(int ,int);
int A[20],n;

int main(){
  int i,q,m;
  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)==1){
      printf("yes\n");
    }else printf("no\n");
  }
  return 0;
}
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;
}


