#include<stdio.h>

int solve(int,int);

int n,A[50];

int main(){
  int i,m,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",&m);
    if(solve(0,m)) printf("yes\n");
    else printf("no\n");
  }
  return 0;
}

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;
  }

