#include<stdio.h>

#define MAX_A 20

int A[MAX_A];
int n;

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;
}

int main(){

  int i,q,Q;

  scanf("%d",&n);

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

  scanf("%d",&q);

  for(i=0;i<q;i++){
    
    scanf("%d",&Q);
       
    if(solve(0,Q)==1)
      printf("yes\n");
    else
      printf("no\n");
  }
    return 0;
}
   