#include <bits/stdc++.h>

using namespace std;

string s;
bool check (string s)
{
  for (char c: s)
  {
    if (c != '6' and c != '8') return false;
  }
  return true;
}
int main() {
  //freopen(".inp" , "r" , stdin);
  //freopen(".out" , "w" , stdout);
  cin >> s;
  cout << (check(s) ? "YES" : "NO");
  return 0;
}

def check(n):
    for i in n:
        if i!='8' or i!='6':
            return False
    return True
n=input()
if check(n):
    print('YES')
else:
    print('NO')