fun main(args : Array<String>) {
  val data = "word asdasdasduIUASHDasd     asdweqrasasdasdasdaDASDASdasdASDASD    "
  System.out?.println("Input data: ${data}")
  var longestWord = -1;
  var longestWordStart = -1;
  var lastWordStart = 0;
  for(i in 0..data.length)
  {
    if ((i == data.length) || (!Character.isLetter(data.get(i))))
    {
      var wordLength = i - lastWordStart;
      if ((wordLength > 0) && (longestWord < wordLength))
      {
        longestWord = wordLength;
        longestWordStart = lastWordStart;
      }
      lastWordStart = i + 1;
    }
  }

  if (longestWord == -1)
  {
    System.out?.println("Nothing found")
  }
  else
  {
    System.out?.println("Longest word: ${ data.substring(longestWordStart, longestWordStart+longestWord) }")
  }
}