45 lines
2.4 KiB
Scala
45 lines
2.4 KiB
Scala
object Main extends App {
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implicit class StrOps(i: String) {
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def isAbbreviationOf(target: String, targetMinLength: Int): Boolean = {
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@scala.annotation.tailrec
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def checkPAsPrefixOfM(p: List[Char], m: List[Char]): Boolean = (p, m) match {
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case (Nil, _) => true //prefix empty
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case (_, Nil) => false //main string empty
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case (ph :: pt, mh :: mt) if ph.toUpper == mh.toUpper => checkPAsPrefixOfM(pt, mt) //case insensitive match of head characters
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case _ => false
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}
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i.length >= targetMinLength && checkPAsPrefixOfM(i.toList, target.toList)
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}
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}
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val commands = """
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add 1 alter 3 backup 2 bottom 1 Cappend 2 change 1 Schange Cinsert 2 Clast 3
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compress 4 copy 2 count 3 Coverlay 3 cursor 3 delete 3 Cdelete 2 down 1 duplicate
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3 xEdit 1 expand 3 extract 3 find 1 Nfind 2 Nfindup 6 NfUP 3 Cfind 2 findUP 3 fUP 2
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forward 2 get help 1 hexType 4 input 1 powerInput 3 join 1 split 2 spltJOIN load
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locate 1 Clocate 2 lowerCase 3 upperCase 3 Lprefix 2 macro merge 2 modify 3 move 2
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msg next 1 overlay 1 parse preserve 4 purge 3 put putD query 1 quit read recover 3
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refresh renum 3 repeat 3 replace 1 Creplace 2 reset 3 restore 4 rgtLEFT right 2 left
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2 save set shift 2 si sort sos stack 3 status 4 top transfer 3 type 1 up 1
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""".stripMargin.replace("\n", " ").trim.split(" ")
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val commandWithMinLengths = commands.sliding(2, 1)
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.filter{ window =>
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window.length > 1 && Try(window(0).toInt).toOption.isEmpty
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}
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.map{ w =>
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(
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w(0),
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Try(w(1).toInt).toOption.getOrElse(0)
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)
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}
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.toList
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val input = "riG rePEAT copies put mo rest types fup. 6 poweRin".split(" ").filter(!_.isEmpty)
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val resultLine = input.map{ i =>
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commandWithMinLengths.find{case (c, l) => i.isAbbreviationOf(c, l)}.map(_._1.toUpperCase).getOrElse("*error*")
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}.mkString(" ")
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println(resultLine)
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}
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