#include<stdio.h>
#define N 2000

int solve(int,int);

int n;
int A[N];

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

  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)==1){
      printf("yes\n");
    }else{
      printf("no\n");
    }
  }

  return 0;
}

int solve(int i,int m){
  int res;

  if(m==0) return 1;
  else if(i>=n) return 0;

  res=solve(i+1,m)||solve(i+1,m-A[i]);
  return res;
}