// task 01

package com {
package horstman {

object Utils1 {
  def percentOf(value: Double, rate: Double) = value * rate / 100
}
package impatient {

class Employee {
  def giveRaise(rate: Double) {
    var salary: Double = Utils1.percentOf(salary: Double, rate: Double)
  }

}

}

}

}


package com.horstman.impatient {

class Employee {
  def giveRaise(rate: Double) {
    var salary: Double = com.horstman.Utils1.percentOf(salary: Double, rate: Double)
  }
}

}

//task 02

package com {
package horstmann {

object Sum {
  def sumOneTwo() = {
    2
  }

  var i = com.horstmann.Sum.sumOneTwo()
}

}

}

package upcom {
package com {
package horstmann {

object Sum {
  def sumOneTwo() = {
    -3
  }
}

}

}

}

package upcom {

object Result extends App {
  var i = com.horstmann.Sum.sumOneTwo()
  print(i)
}

}

// task 03

package object Random {
  var next = 1

  def nextInt(): Int = {
    next * 1664525 + 1013904223 * math.pow(2, 32).toInt
  }

  def nextDouble: Double = next

  def setSeed(seed: Int): Unit = {
    next = seed
  }
}

// task 06

import java.util.{HashMap => JavaMap}
import scala.collection.mutable.{HashMap => ScalaMap}

object Hashmaps  {
  val jMap = new JavaMap[String, Int]()
    jMap.put("As", 1)
    jMap.put("Bs", 2)
    jMap.put("Cs", 3)
    jMap.put("Ds", 4)
  val sMap = new ScalaMap[String, Int]
  val iterator = jMap.entrySet().iterator()
  while (iterator.hasNext){
    val value = iterator.next()
   sMap += (value.getKey -> value.getValue)

  }
sMap
}

// task 07

object Hashmaps {

  import java.util.{HashMap => JavaMap}
  import scala.collection.mutable.{HashMap => ScalaMap}

  val jMap = new JavaMap[String, Int]()
  jMap.put("As", 1)
  jMap.put("Bs", 2)
  jMap.put("Cs", 3)
  jMap.put("Ds", 4)
  val sMap = new ScalaMap[String, Int]
  val iterator = jMap.entrySet().iterator()
  while (iterator.hasNext) {
    val value = iterator.next()
    sMap += (value.getKey -> value.getValue)

  }
  sMap
}
// task 09

import java.lang.System

import scala.io.StdIn

object Welcome{
  val userName = System.getProperty("user.name")
  println("Pass for " + userName + "_:")
  val password = StdIn.readLine()
  if (password.equals("pass")) print("Hello" + userName)
  else sys.error("Invalid password")
}