#include <stdio.h>

#define N 20
#define true 1
#define false 0

int solve(int,int);

int n,A[N];

int main(){

  int m,i,j,p;

  scanf("%d",&n);

  for(i=0;i<n;i++) scanf("%d",&A[i]);

  scanf("%d",&p);
  
  for(i=0;i<p;i++){
    scanf("%d",&m);
    if( solve(0,m) == true) printf("yes\n");
    else printf("no\n");
  }
  return 0;
}


int solve(int i,int m){
  int res;

    if(m == 0) return true;

    if(i >= n) return false;

    res = solve(i+1,m) || solve(i+1,m-A[i]);

    return res;

  }
