#include <stdio.h>
#define true 1
#define false 0
int S[50];
int solve(int,int,int);
int main(){
  int i,n;
int q,m;
scanf("%d",&n);
for(i=0;i<n;i++){
scanf("%d",&S[i]);
}
scanf("%d",&q);
for(i=0;i<q;i++){
scanf("%d",&m);
 if(solve(0,m,n)==true)printf("yes\n");
else printf("no\n");
}
return 0;
}

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

