#include<stdio.h>
 int n;

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

 int main(){
         int q,A[2001],m,i;
         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,A,m))printf("yes\n");
                    else printf("no\n");
                    }
         return 0;
         }

