#include <stdio.h>

int judge(int, int);
int A[21], n;

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

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