#include<stdio.h>
#define N 2000
 
int solve(int,int);
   
int A[N],M[N];
int n;
 
int main(void){
   
  int i,q;
   
  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[i]);
  }
 
  for( i=0 ; i<q ; i++ ){
    if((solve(0,M[i])) == 1) printf("yes\n");
    else printf("no\n");
  }
 
  return 0;
}
 

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