#include<stdio.h>
int solve(int, int);
int n,A[50];
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 r;
  if(m==0) return 1;
  if(i>=n) return 0;
  r=solve(i+1,m) || solve(i+1,m-A[i]);
  return r;
}







