#include<stdio.h>

int A[50];
int n;

int solve(int i,int m){

  int re;

  if(m==0)
    return 1;

  if(i>=n)
    return 0;

  re = solve(i+1,m) || solve(i+1,m-A[i]);

  return re;
}

int main(){

  int i,j;
  int q,m;

  scanf("%d",&n);
  
  if(n<0 ||n >20)
    return 0;
  

  for(i=0;i<n;i++){

    scanf("%d",&A[i]);
    
    if(A[i]<1 || A[i]>2000)
      return 0;
  }
  

  scanf("%d",&q);
  
  if(q<0 ||q >200)
    return 0;


  for(i=0;i<q;i++){

    scanf("%d",&m);

    if(solve(0,m) == 1)
      printf("yes\n");

    else
      printf("no\n");

  }

  return 0;
}

