#include<stdio.h>

int n,A[20000000];

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

int main(){//1//
  
  int a,q,i,j,M,p;
  
  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");
  }//2//
  
  
  return 0;
}//1//

