#include<stdio.h>

int n,A[2000];

int main(){
  int i,Mi,q;
  scanf("%d",&n);
  for(i=0;i<n;i++){
    scanf("%d",&A[i]);
  }
  scanf("%d",&q);
  for(i=0;i<q;i++){
    scanf("%d",&Mi);
    if(solve(0,Mi))printf("yes\n");
    else printf("no\n");
  }
  return 0;
}

int solve(int i, int Mi){
  int Ans=0;
  if(Mi==0)return 1;
  if(i>=n)return 0;
  Ans = solve(i+1,Mi)||solve(i+1,Mi-A[i]);
  return Ans;
}

