57 lines
1.2 KiB
Scala
57 lines
1.2 KiB
Scala
package aoc
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import scala.io.StdIn
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object Main {
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val years = Map(
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"2017" -> AoC2017
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)
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def main(args: Array[String]): Unit = {
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val year = askForYear()
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val day = askForDay(year)
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val part = askForPart(day)
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println("Problem input? End input with an `End of Input` line.")
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val input = Stream.continually(StdIn.readLine()).takeWhile(_ != "End of Input").toList.mkString("\n")
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println(s"Output: ${part(input)}")
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}
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def askForYear(): Year = {
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println(s"Years: ${years.keys.mkString(", ")}")
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print("Year? ")
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val input = StdIn.readLine()
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years.get(input) match {
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case Some(y) => y
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case None =>
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println("Not a valid year.")
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askForYear()
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}
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}
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def askForDay(y: Year): Day = {
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println(s"Days: ${y.days.keys.mkString(", ")}")
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print("Day? ")
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val input = StdIn.readLine()
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y.days.get(input) match {
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case Some(d) => d
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case None =>
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println("Not a valid day.")
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askForDay(y)
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}
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}
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def askForPart(d: Day): String => String = {
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print("Part (1/2)? ")
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val input = StdIn.readLine()
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input match {
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case "1" => d.part1
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case "2" => d.part2
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case _ =>
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println("Not a valid part.")
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askForPart(d)
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}
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}
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}
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