Pakkaus

import scala.io.StdIn

object Kisa extends App {
  val arg = StdIn.readLine()
  println(unPack(arg))
   def unPack(packed: String) = {
	   var ret = ""
	   var temp = ""
	   var amount = ""
	   var char = false
	     for (c <- packed){
         if(c < 'A'){
          if(char){
            ret += temp * amount.toInt
            amount = ""
          }
			    amount += c
			    temp = ""
		    }else {
		      temp += c
		      char = true
		    }
	    }
	  ret += temp * amount.toInt
	  ret
  }
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 1

Verdict: ACCEPTED

Test 3

Group: 1

Verdict: ACCEPTED

Test 4

Group: 1

Verdict: ACCEPTED

Test 5

Group: 1

Verdict: ACCEPTED

Test 6

Group: 2

Verdict: ACCEPTED

Test 7

Group: 2

Verdict: ACCEPTED

Test 8

Group: 2

Verdict: ACCEPTED

Test 9

Group: 2

Verdict: WRONG ANSWER

Test 10

Group: 2

Verdict: WRONG ANSWER

Test 11

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 12

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 13

Group: 3

Verdict: ACCEPTED

Test 14

Group: 3

Verdict: WRONG ANSWER

Test 15

Group: 3

Verdict: WRONG ANSWER