#include<bits/stdc++.h>
using namespace std;

void solve(){
    int n ;
    cin>>n;
    int ans = n/100;
    if( n % 100 ) ans ++;
    cout<<ans<<endl;
}

int main(){
    solve();
}
#include <iostream>

using namespace std;

int main() {
  string s;
  cin >> s;

  for (int i = 0; i < (int)s.length(); i++) {
    if (s[i] == '.') {
      break;
    }
    cout << s[i];
  }
  cout << endl;

  return 0;
}