#include<stdio.h>
int n;
int A[20];
int solve(int,int);

int main(){
  int i,q,k;
  scanf("%d",&n);
  for(i=0;i<n;i++){
    scanf("%d",&A[i]);
  }
  scanf("%d",&q);
  for(i=0;i<q;i++){
    scanf("%d",&k);
    if(solve(0,k)==1)printf("yes\n");
    else printf("no\n");
  }
  return 0;
}

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


