#include <stdio.h>
#define N 50
int n,A[N];
int so(int,int);
int main(){
  int q,i,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(so(0,m))printf("yes\n");
    else printf("no\n");
    
}
  return 0;
  
}
int so(int i,int m){
  if(m==0)return 1;
  if(i>=n)return 0;
  int p =so(i+1,m)||so(i+1,m-A[i]);
  return p;
}

