#include<stdio.h>

int n,A[50];

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


int main(){
  int q,M,i;

  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;
}


