#include<stdio.h>
int n,A[50];
int Exhaustive_Search(int,int);
int main(){
  int q,i,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(Exhaustive_Search(0,M)) printf("yes\n");
  else printf("no\n");
  }
    return 0;
}
int Exhaustive_Search(int i,int m){
  int restart;
  if(m==0) return 1;
  if(i>=n) return 0;
  restart= Exhaustive_Search(i+1,m)|| Exhaustive_Search(i+1,m-A[i]);
  return restart;
}

