#include<stdio.h>

int n,A[20];

int solve(int p,int t){

  if(t-A[p]==0)return 1;
  else if(p<0||p>=n) return 0;
  else if(solve(p+1,t-A[p]))return 1;
  else if(solve(p+1,t)) return 1;

  return 0;
}


int main(){
  int i,q;
  int M;

  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);
    if(solve(0,M) == 1)printf("yes\n");
    else printf("no\n");
  }
  return 0;
}