题解 | #坐标移动#

import scala.io._
object Main {
  def main(args :Array[String]): Unit = {
    val line = StdIn.readLine()
    val strings: Array[String] = line.split(";")
    var x = 0
    var y = 0
    for (str <- strings) {
      if(str.length() != 0 && str.length() != 1  && str.substring(1, str.length()).matches("\\d+")){
        var tem = Integer.parseInt(str.substring(1, str.length()))
        str.substring(0, 1) match  {
          case "A"=> x = x - tem
          case "S"=> y = y - tem
          case "D"=> x = x + tem
          case "W"=> y = y + tem
      }
    }
  }
    println(x+","+y)
  }
}