#include<stdio.h>
int hantei(int ,int);
int A[2000],n;
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( hantei(0,m)){printf("yes\n");}
    else printf("no\n");
  }
  return 0;
}

int hantei(int i,int m){
  int a;
  if(m==0)return 1;
  if(i>=n)return 0;
  a=hantei(i+1,m-A[i])||hantei(i+1,m);
  return a;
  
  
}

