lrlucena

# Escreva uma classe, chamada Ponto, que representa um ponto no 
# plano cartesiano. A figura abaixo mostra quais atributos e métodos 
# da classe.

class Ponto
  attr_reader :x, :y
  
  def initialize(x,y)
    @x = x
    @y = y

mumoshu

import java.io.File
import java.io.FileInputStream

case class Chunk(length: Int, bytes: Array[Byte])

def fileContentStream(fileIn: FileInputStream): Stream[Chunk] = {
  val bytes = Array.fill[Byte](1024)(0)
  val length = fileIn.read(bytes)
  Chunk(length, bytes) #:: fileContentStream(fileIn)
}

szeiger

import scala.xml.{Node, Elem, Group}

/**
 * A path to a Node in a Node tree.
 */
sealed trait NodePath {
  def depth: Int
}

object NodePath {