#include<stdio.h>
#include<stdlib.h>
int solve(int,int,int *,int);
int main(){
  int i,j,n1,n2,*A,m;
  scanf("%d",&n1);
  A = (int *)malloc(n1 * sizeof(int));
  for(i=0;i<n1;i++) scanf("%d",&A[i]);
  scanf("%d",&n2);
  for(i=0;i<n2;i++){
    scanf("%d",&m);
    if(solve(0,m,A,n1)) printf("yes\n");
    else printf("no\n");
  }
  return 0;
}

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

