#include <stdio.h>
#include <stdlib.h>

int n, A[20];
int solve(int, int);

int main(){
  int q, m, ans;
  int 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);
    ans = solve(0, m);
    if(ans == 1)printf("yes\n");
    else printf("no\n");
  }
  return 0;
}

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

