#include<stdio.h>
#define true 1
#define false 0

int solve(int i,int m);
int n,A[20];
int main(){
  int i,j,q,m[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",&m[i]);
  for(j=0;j<q;j++){
    if(solve(0,m[j])==true)printf("yes\n");
    else printf("no\n");
}
}

int solve(i,m){
  int res;
  if(m==0)return true;
  if(i>=n)return false;
  res=solve(i+1,m)||solve(i+1,m-A[i]);
  return res;
}