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

int main(){
  int q,m;
  int i,j;

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

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

  return 0;
}

   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;
   }

