#include<stdio.h>
#define N 2001
int solve(int,int,int,int *);
int n,A[N];
int main(){
  int q,i;
  int m;
  scanf("%d",&n);
  for(i=0;i<n;i++){
    scanf("%d",&A[i]);
  }
  scanf("%d",&q);
  for(i=0;i<q;i++){
    scanf("%d",&m);
    if(solve(0,m,n,A))printf("yes\n");
    else printf("no\n");
  }
    return 0;
  }
int solve(int i,int m,int n,int A[N]){
    if(m==0)return 1;
    if(i>=n)return 0;
    int res=solve(i+1,m,n,A)||solve(i+1,m-A[i],n,A);
    return res;
  }
  

