#include <stdio.h>
int A[2000];
int n;
int solve(int, int);

int main(){
  int i,x,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",&x);
  
    if (solve(0, x)==1) printf("yes\n");
    else printf("no\n");
  }
  return 0;
}

int solve(int l, int m){
  int sum;
  if(m==0) return 1;
  if(l>=n) return 0;

  sum=solve(l+1, m) || solve(l+1, m-A[l]);
  return sum;
}