s4di - Chapter 1 - Exercises

ExercisesCh1.sc

package chapter1

import math._
import math.BigInt._
import util._

object ExercisesCh1 {

  3                                               //> res0: Int(3) = 3
  pow(sqrt(3),2)                                  //> res1: Double = 2.9999999999999996
  "crazy" * 3                                     //> res2: String = crazycrazycrazy
  10 max 2                                        //> res3: Int = 10
  BigInt(2) pow 1024                              //> res4: scala.math.BigInt = 17976931348623159077293051907890247336179769789423
                                                  //| 0657273430081157732675805500963132708477322407536021120113879871393357658789
                                                  //| 7688144166224928474306394741243777678934248654852763022196012460941194530829
                                                  //| 5208500576883815068234246288147391311054082723716335051068458629823994724593
                                                  //| 8479716304835356329624224137216
  val prime = probablePrime(100, Random)          //> prime  : scala.math.BigInt = 914190763102492330116727428763
  prime toString 36                               //> res5: String = 2gmren6i782dxdji7f6j

  "Hello".head                                    //> res6: Char = H
  "Hello" take 1                                  //> res7: String = H
  "Hello".last                                    //> res8: Char = o
  "Hello" takeRight 1                             //> res9: String = o
}