import scala.io.Source;
 
object Main extends App {
	private def parse(strings: Iterator[String], list: List[String] = Nil): Iterator[List[String]] = {
		def asIterator(list: List[String]) = Iterator(list).filter(_.nonEmpty)
 
		if (!strings.hasNext) asIterator(list) else {
			val blockStart = "\\d+".r
			strings.next() match {
				case number @ blockStart(_*) ⇒
					asIterator(list) ++ parse(strings, List(number))
 
				case string ⇒
					parse(strings, list ++ List(string))
			}
		}
	}
 
	val source = Source.fromString("1\r\nTakbir\r\nAllahu akbar\r\n2\r\nAllahu akbar") // Source.fromFile("govno.txt")
	parse(source.getLines()).foreach(println)
}

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