L-Problem1.scala

import scala.collection.JavaConverters._

// you can write to stdout for debugging purposes, e.g.
// println("this is a debug message")

object Task1Solution {

  def phoneMetric(number: Int): Long = {
    val numberStr = number.toString
    100000000000L * numberStr.size +
      10000000000L * numberStr.distinct.size +
      number
  }

  def solution(a: Array[Int]): Int = {
    a.minBy(phoneMetric)
  }
}

object Main2 extends App {
  println(Task1Solution.solution(Array(1233, 1111111, 1333, 34126, 3131)))
}