#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, 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(solve(0, m))
   printf("yes\n");
  else
   printf("no\n");
 }
 return 0;
}