#include<stdio.h>

int n,A[20];

int solve(int,int);

int main(){
  int i,m,q,judge;

  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);
    judge=solve(0,m);
    if(judge==1) printf("yes\n");
    else printf("no\n");
  }
  
  return 0;
}

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

}

