#include<stdio.h>
#define N 20
#define Q 200
int n,A[N],q,m[Q];
int S[N],bef;
int solve(int,int);

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

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