#include<stdio.h>
int n,A[50];

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;
}

int main(){
int q,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,m))printf("yes\n");
else printf("no\n");
}
return 0;
}