#include <stdio.h>
int solve(int,int);
int A[2001],n;

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;
}

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

  return solve(i+1,m) || solve(i+1,m-A[i]);
}