#include<stdio.h>

int n;
int A[20];

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

  int res = solve(i+1,m) || solve(i+1, m-A[i]);

  return res;
}

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

  return 0;
}

