#include <stdio.h>
#include <stdlib.h>

int solve(int, int);

int n, *arryA;

main(){
  int i, q, m;

  scanf("%d", &n);
  arryA = (int *)malloc(sizeof(int)*n);
  for(i=0; i<n; i++) scanf("%d", arryA+i);

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

  free(arryA);
  return 0;
}

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

  if(m==0) return 1;
  if(i==n) return 0;

  res = solve(i+1, m) | solve(i+1, m - arryA[i]);
  return res;
}