'use strict';
(function(stdin) { 
  var inputs = stdin.toString();
  (function(S) {
    var h = S / (60 * 60) , m = S % (60 * 60) / 60, s = S % 60
    console.log(h,m,s);
  }(parseInt(inputs.trim(),10)));
}(require('fs').readFileSync('/dev/stdin', 'utf8')));