

#include <stdio.h>

int n, a[50];

int solve(int, int);

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){
  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;
}