#include <stdio.h>

int n, A[50];

  int solve(int i, int m){
  if( m == 0) return 1;
  if( i >= n) return 0;
  int res = solve(i + 1,m) || solve(i+1,m-A[i]);
  return res;
  }
int main(){
  int q,M,i;
  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;
}



