#include<stdio.h>
#define N 2000

int n,A[20];

int solve(int,int);

main(){

  int i,a[N],q,j,res;

  scanf("%d",&n);

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

  for(j=0;j<q;j++){
    scanf("%d",&a[i]);
    res=solve(0,a[i]);
    if(res==1) printf("yes\n");
    else printf("no\n");
  }
  return 0;
}


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;
}