#include <stdio.h>
#define N 2000
int n,i;
int A[N],m;
int q;
int solve(int, int);
int main(){
  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=0;
  if(m==0)
    return 1;
  if(i>=n)
    return 0;
  res = solve(i+1, m) || solve(i+1, m-A[i]);
  return res;
}

