#include<stdio.h>
int solve(int,int);

int n;
int A[2000];
int main(){


  int i;
  int q;
  int m[2000];
  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]) == 1){
      printf("yes\n");
    }else if(solve(0,m[i]) == 0){
      printf("no\n");
    }
  }
  return 0;
}

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


