#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;
}

