// countfreq.cc
// (C) 2008 Philip Endecott
// See http://chezphil.org/restless/

// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

#include <iostream>
#include <string>
#include <tr1/array>

using namespace std;

int main()
{
  typedef tr1::array<float,256> char_freq_t;
  char_freq_t freq = {{0}};

  while (!cin.fail()) {
    string l;
    getline(cin,l);
    if (cin.fail()) {
      break;
    }
    for (string::const_iterator i = l.begin();
         i != l.end(); ++i) {
      ++freq[*i];
    }
  }

  for (int i=0; i<256; ++i) {
    cout << freq[i] << ", ";
  }
  cout << "\n";
}