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  1. import java.util.*
  2.  
  3. fun transformation(input: String, findRegex: String, replaceRegex: String): String =
  4.     input.replace("""\D+""".toRegex(), "").replace(findRegex.toRegex(), {
  5.     	it.groupValues[1].toString() + 
  6.     	  (if (!it.groupValues[2].isNullOrEmpty()) ".${it.groupValues[2].toString()}"  else "") + 
  7.     	  (if (!it.groupValues[3].isNullOrEmpty()) ".${it.groupValues[3].toString()}"  else "") + 
  8.     	  (if (!it.groupValues[4].isNullOrEmpty()) "-${it.groupValues[4].toString()}"  else "")
  9.     })
  10.  
  11. fun main(args: Array<String>) {
  12.     val input = "0112121234" // 011.212.123-4
  13.     // val input = "011" //  011
  14.     // val input = "01121212" // 011.212.12
  15.     // val input = "011212" // 011.212
  16.     // val input = "01121" //  011.21
  17.     // val input = "0112" //  011.2
  18.     val findRegex = """^(\d{3})(\d{1,3})?(\d{1,3})?(\d{1,2})?$"""
  19.     val replaceRegex = """$1.$2.$3-$4"""
  20.     val result = transformation(input, findRegex, replaceRegex)
  21.     println(result)
  22. }
  23.  
Success #stdin #stdout 0.12s 39884KB
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011.212.123-4
https://ideone.com/CA5AOO
language:
Kotlin (kotlin 1.3.21)
created:
3 years ago
visibility:
secret

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