CSES - Datatähti 2017 alku - Results
Submission details
Task:Järjestys
Sender:FSMnArmosta
Submission time:2016-10-03 17:45:15 +0300
Language:Scala
Status:READY
Result:56
Feedback
groupverdictscore
#1ACCEPTED19
#2ACCEPTED37
#30
Test results
testverdicttimegroup
#1ACCEPTED0.41 s1details
#2ACCEPTED0.71 s2details
#3--3details

Code

import scala.io.StdIn

import scala.collection.mutable.Buffer


object lol extends App {
    val num = scala.io.StdIn.readLine().toInt
  var nums = scala.io.StdIn.readLine().split(" ").map{
    _.toInt
  }.toArray.toVector
  

  var q = nums.length-1

  var end = true
  val kaannot = Buffer[Int]()

  def isSorted(x: Vector[Int]): Boolean = {
    var prev = -1
    for(i <- x){
      if(i < prev)
        return false
      else
        prev = i
    }
    return true
  }

  while(!isSorted(nums)){


    if(end){
        val index = nums.indexOf(nums.slice(0, q+1).reduceLeft(_ max _))
        nums = nums.slice(0, index+1).reverse ++ nums.slice(index+1, nums.length)
        kaannot += index+1
    }else{
        nums = nums.slice(0,q+1).reverse ++ nums.slice(q+1, nums.length)
        kaannot += q+1
        q = q - 1
    }


    end = !end
  }
  println(kaannot.length)
  for(kaanto <- kaannot){
    println(kaanto)
  }
  
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
10
9 3 4 7 6 5 10 2 8 1

correct output
32
10 10 9 10 9 8 7 9 4 2 1 4 5 2...

user output
18
7
10
4
9
...

Test 2

Group: 2

Verdict: ACCEPTED

input
1000
650 716 982 41 133 1000 876 92...

correct output
3984
207 207 206 207 128 127 126 12...

user output
1998
6
1000
904
999
...

Test 3

Group: 3

Verdict:

input
100000
94703 47808 62366 31885 7091 8...

correct output
399956
98676 98676 98675 98676 62994 ...

user output
(empty)