#include <stdio.h>

int solve(int, int);

int A[2000], n;

int main(){
  int i, q, mi[2000];

  scanf("%d", &n);
  for(i=0;i<n;i++) scanf("%d", &A[i]);
  scanf("%d", &q);
  for(i=0;i<q;i++) scanf("%d", &mi[i]);

  for(i=0;i<q;i++){
    if(solve(0, mi[i])) 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;
}