#include <stdio.h>

int n,A[2000];

int main(){
  int i,j,q,m;

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

  scanf("%d",&q);
  for(j=0;j<q;j++){
    scanf("%d",&m);

    if(hantei(0,m))printf("yes\n");
    else printf("no\n");
  }
  return 0;
}

int hantei(int a,int m){

  if(m==0)return 1;
  if(a>=n)return 0;

  int c = hantei(a+1,m) || hantei(a+1,m-A[a]);

  return c;
}

  

