#include<stdio.h>

int solve(int,int);
int n;
int A[2000];

int main(){
  int q;
  int i;
  int m[2000];
  int check;

  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[i]);
    check = solve(0,m[i]);
    if(check == 1) 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;
}

