#include <stdio.h>

int solve(int i,int m);

int A[2000];
int n;

int main(){
  int q,Q;
  int i;
  int S;

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


  scanf("%d",&q);
  for(i=0;i<q;i++){
    scanf("%d",&Q);
    S=solve(0,Q);
    if(S==1)printf("yes\n");
    else printf("no\n");
  }

  return 0;
}


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