#include <stdio.h>


int solve(int, int, int, int *);


int main(){

  int j, n, A[20], q, m;


  scanf("%d", &n);

  for(j=0 ; j<n ; j++){
    scanf("%d", &A[j]);
  }


  scanf("%d", &q);

  for(j=0 ; j<q ; j++){

    scanf("%d", &m);

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

  return 0;

}




int solve(int i, int m , int n, int *A){

  int res;

  if(m == 0) return 1;

  if(i >= n) return 0;

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

}