Submission #2251449

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Source Code Expand

object Main extends App {
  val down: String => Int = x => {
    val hour:Int = x.slice(0, 2).toInt
    val minute:Int = x.slice(2, 4).toInt / 5
    hour*12 + minute
  }
  val up: String => Int = x => {
    val hour:Int = x.slice(0, 2).toInt
    val minute:Int = (x.slice(2, 4).toInt+4) / 5
    hour*12 + minute
  }
  val N = readInt
  var result:List[(Int, Char)] = Nil
  (0 until N).map(_ => readLine)
    .foreach {
      x =>
       val times = x.split("-")
       val start = down(times(0))
       val end = up(times(1))
       result = insertS(result, start, end)
       //println("result:" + result)
       //println()
    }
  def insertS(list:List[(Int, Char)], start:Int, end:Int):List[(Int, Char)] = {
    //println("call:insertS(" + list + ", " + start + ", " + end + ")")
    list match {
      case Nil => (start, 's')::(end, 'e')::Nil
      case x::xs if x._1 < start => x::insertS(xs, start, end)
      case x::xs if x._1 == start =>
        if(x._2 == 's') x::insertE(xs, end) else insertE(xs, end)
      case x::xs if x._1 > start =>
        if(x._2 == 's') {
          if(x._1 > end) (start, 's')::(end, 'e')::x::xs else (start, 's')::insertE(xs, end)
        } else {
          if(x._1 > end) x::xs else insertE(xs, end)
        }
    }
  }
  def insertE(list:List[(Int, Char)], end:Int):List[(Int, Char)] = {
    //println("call:insertE(" + list + ", " + end + ")")
    list match {
      case Nil => (end, 'e')::Nil
      case x::xs if x._1 < end => insertE(xs, end)
      case x::xs if x._1 == end =>
        if(x._2 == 's') xs else x::xs
      case x::xs if x._1 > end =>
        if(x._2 == 's') (end, 'e')::x::xs else x::xs
    }
  }
  def printer(x:Int):String = {
    val i1 = (x%12)*5
    val i2 = (x/12)
    "%02d".format(i2) + "%02d".format(i1)
  }
  result.foreach {
    case (i, 's') => print(printer(i)+"-")
    case (i, 'e') => println(printer(i))
  }
}

Submission Info

Compile Error

warning: there were two deprecation warnings; re-run with -deprecation for details
one warning found

Judge Result