#include <bits/stdc++.h>   const long long N = 200200;   const long long Q = 100100;   const long long mod = 998244353;   const long long block = 500;   using namespace std;   string s;   int cnt;   bool t;   void solve() {     cin >> s;     for (int i = 0; i < s.size(); i++) {       if (s[i] ==  1 ) {         t = 1;       } else if (t) {         cnt++;       }     }     if (cnt >= 6) {       cout <<  yes             <<   n ;     } else {       cout <<  no             <<   n ;     }   }   bool mtest = false;   int main() {     ios_base::sync_with_stdio(0);     int TE = 1;     if (mtest) cin >> TE;     while (TE--) solve();     return 0;   }   